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Indicator system design Dubbo’s indicator system involves three parts in total, indicator collection, local aggregation, and indicator push Indicator collection: Push the indicators that need to be monitored inside Dubbo to a unified Collector for storage Local Aggregation: All indicators collected are basic indicators, and some quantile indicators need to be calculated through local aggregation Indicator push: The collected and aggregated indicators are pushed to third-party servers in a certain way, currently only involving Prometheus"><meta property="og:type" content="article"><meta property="og:url" content="https://cn.dubbo.apache.org/en/docs3-v2/java-sdk/advanced-features-and-usage/observability/meter/"><meta property="article:section" content="docs3-v2"><meta property="article:modified_time" content="2023-01-10T14:21:39+08:00"><meta itemprop=name content="Meter"><meta itemprop=description content="overview 1. Indicator access instructions 2. Indicator system design Dubbo’s indicator system involves three parts in total, indicator collection, local aggregation, and indicator push Indicator collection: Push the indicators that need to be monitored inside Dubbo to a unified Collector for storage Local Aggregation: All indicators collected are basic indicators, and some quantile indicators need to be calculated through local aggregation Indicator push: The collected and aggregated indicators are pushed to third-party servers in a certain way, currently only involving Prometheus"><meta itemprop=dateModified content="2023-01-10T14:21:39+08:00"><meta itemprop=wordCount content="2448"><meta itemprop=keywords content><meta name=twitter:card content="summary"><meta name=twitter:title content="Meter"><meta name=twitter:description content="overview 1. Indicator access instructions 2. Indicator system design Dubbo’s indicator system involves three parts in total, indicator collection, local aggregation, and indicator push Indicator collection: Push the indicators that need to be monitored inside Dubbo to a unified Collector for storage Local Aggregation: All indicators collected are basic indicators, and some quantile indicators need to be calculated through local aggregation Indicator push: The collected and aggregated indicators are pushed to third-party servers in a certain way, currently only involving Prometheus"><script async src="https://www.googletagmanager.com/gtag/js?id=G-NM6FFMT51J"></script><script>var doNotTrack=!1;if(!doNotTrack){window.dataLayer=window.dataLayer||[];function gtag(){dataLayer.push(arguments)}gtag("js",new Date),gtag("config","G-NM6FFMT51J",{anonymize_ip:!1})}</script><link rel=preload href=/scss/main.min.f77e221bcdbe0cadb996060fe82063c747b60c229a1f8bbf0ee529adbadd84fa.css as=style><link href=/scss/main.min.f77e221bcdbe0cadb996060fe82063c747b60c229a1f8bbf0ee529adbadd84fa.css rel=stylesheet integrity><script src=/js/jquery-3.5.1.min.js integrity="sha256-9/aliU8dGd2tb6OSsuzixeV4y/faTqgFtohetphbbj0=" crossorigin=anonymous></script><meta name=theme-color content="#326ce5"><link rel=stylesheet href=/css/feature-states.css><meta name=description content="overview 1. Indicator access instructions 2. Indicator system design Dubbo’s indicator system involves three parts in total, indicator collection, local aggregation, and indicator push Indicator collection: Push the indicators that need to be monitored inside Dubbo to a unified Collector for storage Local Aggregation: All indicators collected are basic indicators, and some quantile indicators need to be calculated through local aggregation Indicator push: The collected and aggregated indicators are pushed to third-party servers in a certain way, currently only involving Prometheus"><meta property="og:description" content="overview 1. Indicator access instructions 2. Indicator system design Dubbo’s indicator system involves three parts in total, indicator collection, local aggregation, and indicator push Indicator collection: Push the indicators that need to be monitored inside Dubbo to a unified Collector for storage Local Aggregation: All indicators collected are basic indicators, and some quantile indicators need to be calculated through local aggregation Indicator push: The collected and aggregated indicators are pushed to third-party servers in a certain way, currently only involving Prometheus"><meta name=twitter:description content="overview 1. Indicator access instructions 2. Indicator system design Dubbo’s indicator system involves three parts in total, indicator collection, local aggregation, and indicator push Indicator collection: Push the indicators that need to be monitored inside Dubbo to a unified Collector for storage Local Aggregation: All indicators collected are basic indicators, and some quantile indicators need to be calculated through local aggregation Indicator push: The collected and aggregated indicators are pushed to third-party servers in a certain way, currently only involving Prometheus"><meta property="og:url" content="https://cn.dubbo.apache.org/en/docs3-v2/java-sdk/advanced-features-and-usage/observability/meter/"><meta property="og:title" content="Meter"><meta name=twitter:title content="Meter"><meta name=twitter:image:alt content="Apache Dubbo"><meta property="og:type" content="article"><meta name=viewport content="width=device-width"><script async defer src=/js/github-buttons.js></script><link href=/css/community.css rel=stylesheet><link href=/css/contactus.css rel=stylesheet><link href=/css/language.css rel=stylesheet><script src=/js/script.js></script></head><body class="td-page td-documentation"><header><nav class="js-navbar-scroll navbar navbar-expand navbar-dark flex-column flex-md-row td-navbar" data-auto-burger=primary><a class=navbar-brand href=/en/><span class=navbar-logo></span><span class="text-uppercase font-weight-bold">Apache Dubbo</span></a><div class="td-navbar-nav-scroll ml-md-auto" id=main_navbar><ul class="navbar-nav mt-2 mt-lg-0"><li class="nav-item mr-4 mb-2 mb-lg-0"><a class=nav-link href=/en/overview/><span>Overview</span></a></li><li class="nav-item mr-4 mb-2 mb-lg-0"><a class="nav-link active" href=/en/docs3-v2/><span class=active>SDK Manual</span></a></li><li class="nav-item mr-4 mb-2 mb-lg-0"><a class=nav-link href=/en/blog/><span>Blog</span></a></li><li class="nav-item mr-4 mb-2 mb-lg-0"><a class=nav-link href=/en/download/><span>Download</span></a></li><li class="nav-item mr-4 mb-2 mb-lg-0"><a class=nav-link href=https://start.dubbo.apache.org/bootstrap.html target=_blank><span>Initializer</span><i class='fas fa-external-link-alt'></i></a></li><li class="nav-item dropdown d-lg-block"><a class="nav-link dropdown-toggle" href=# id=navbarDropdownMenuLink role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>English</a><div class="dropdown-menu dropdown-menu-right" aria-labelledby=navbarDropdownMenuLink><a class=dropdown-item href=/zh-cn/>中文</a></div></li><li class="nav-item dropdown d-lg-block"><div class="nav-item d-none d-lg-block"></div></li></ul></div></nav><section class="header-hero text-white pb-0 light-text"></section></header><div class="container-fluid td-outer"><div class=td-main><div class="row flex-md-nowrap"><div class="col-12 col-md-3 col-xl-2 td-sidebar d-print-none"><script>$(function(){$("#td-section-nav a").removeClass("active"),$("#td-section-nav #m-endocs3-v2java-sdkadvanced-features-and-usageobservabilitymeter").addClass("active"),$("#td-section-nav #m-endocs3-v2java-sdkadvanced-features-and-usageobservabilitymeter-li span").addClass("td-sidebar-nav-active-item"),$("#td-section-nav #m-endocs3-v2java-sdkadvanced-features-and-usageobservabilitymeter").parents("li").addClass("active-path"),$("#td-section-nav li.active-path").addClass("show"),$("#td-section-nav li.active-path").children("input").prop("checked",!0),$("#td-section-nav #m-endocs3-v2java-sdkadvanced-features-and-usageobservabilitymeter-li").siblings("li").addClass("show"),$("#td-section-nav #m-endocs3-v2java-sdkadvanced-features-and-usageobservabilitymeter-li").children("ul").children("li").addClass("show"),$("#td-sidebar-menu").toggleClass("d-none")})</script><div id=td-sidebar-menu class="td-sidebar__inner d-none"><div id=content-mobile><form class="td-sidebar__search d-flex align-items-center"><button class="btn btn-link td-sidebar__toggle d-md-none p-0 ml-3 fas fa-bars" type=button data-toggle=collapse data-target=#td-section-nav aria-controls=td-docs-nav aria-expanded=false aria-label="Toggle section navigation"></button></form></div><div id=content-desktop></div><nav class="collapse td-sidebar-nav foldable-nav" id=td-section-nav><ul class="td-sidebar-nav__section pr-md-3 ul-0"><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2-li><ul class=ul-1><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdk-li><input type=checkbox id=m-endocs3-v2java-sdk-check> |
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| <label for=m-endocs3-v2java-sdkquick-startbrief-check><a href=/en/docs3-v2/java-sdk/quick-start/brief/ title="1 - Rapidly deploy a microservice application" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkquick-startbrief><span>Quickly deploy a microservice application</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkquick-startapi-li><input type=checkbox id=m-endocs3-v2java-sdkquick-startapi-check> |
| <label for=m-endocs3-v2java-sdkquick-startapi-check><a href=/en/docs3-v2/java-sdk/quick-start/api/ title="2 - Develop microservice applications based on Dubbo API" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkquick-startapi><span>Develop microservice applications based on Dubbo API</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkquick-startspring-boot-li><input type=checkbox id=m-endocs3-v2java-sdkquick-startspring-boot-check> |
| <label for=m-endocs3-v2java-sdkquick-startspring-boot-check><a href=/en/docs3-v2/java-sdk/quick-start/spring-boot/ title="3 - Dubbo x Spring Boot to develop microservice applications" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkquick-startspring-boot><span>Dubbo x Spring Boot to develop microservice applications</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkquick-startspring-xml-li><input type=checkbox id=m-endocs3-v2java-sdkquick-startspring-xml-check> |
| <label for=m-endocs3-v2java-sdkquick-startspring-xml-check><a href=/en/docs3-v2/java-sdk/quick-start/spring-xml/ title="4 - Dubbo x Spring XML to develop microservice applications" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkquick-startspring-xml><span>Dubbo x Spring XML to develop microservice applications</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkquick-startidl-li><input type=checkbox id=m-endocs3-v2java-sdkquick-startidl-check> |
| <label for=m-endocs3-v2java-sdkquick-startidl-check><a href=/en/docs3-v2/java-sdk/quick-start/idl/ title="IDL defines cross-language services" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkquick-startidl><span>IDL Defines</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkconcepts-and-architecture-li><input type=checkbox id=m-endocs3-v2java-sdkconcepts-and-architecture-check> |
| <label for=m-endocs3-v2java-sdkconcepts-and-architecture-check><a href=/en/docs3-v2/java-sdk/concepts-and-architecture/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkconcepts-and-architecture><span>Concepts and Architecture</span></a></label><ul class="ul-3 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkconcepts-and-architectureoverall-architecture-li><input type=checkbox id=m-endocs3-v2java-sdkconcepts-and-architectureoverall-architecture-check> |
| <label for=m-endocs3-v2java-sdkconcepts-and-architectureoverall-architecture-check><a href=/en/docs3-v2/java-sdk/concepts-and-architecture/overall-architecture/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkconcepts-and-architectureoverall-architecture><span>Overall Architecture</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkconcepts-and-architecturecode-architecture-li><input type=checkbox id=m-endocs3-v2java-sdkconcepts-and-architecturecode-architecture-check> |
| <label for=m-endocs3-v2java-sdkconcepts-and-architecturecode-architecture-check><a href=/en/docs3-v2/java-sdk/concepts-and-architecture/code-architecture/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkconcepts-and-architecturecode-architecture><span>Code Architecture</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkconcepts-and-architectureservice-discovery-li><input type=checkbox id=m-endocs3-v2java-sdkconcepts-and-architectureservice-discovery-check> |
| <label for=m-endocs3-v2java-sdkconcepts-and-architectureservice-discovery-check><a href=/en/docs3-v2/java-sdk/concepts-and-architecture/service-discovery/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkconcepts-and-architectureservice-discovery><span>Service Discovery</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkconcepts-and-architectureservice-invocation-li><input type=checkbox id=m-endocs3-v2java-sdkconcepts-and-architectureservice-invocation-check> |
| <label for=m-endocs3-v2java-sdkconcepts-and-architectureservice-invocation-check><a href=/en/docs3-v2/java-sdk/concepts-and-architecture/service-invocation/ title="Service Call Extension Point" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkconcepts-and-architectureservice-invocation><span>Service Call</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkconcepts-and-architecturemesh-li><input type=checkbox id=m-endocs3-v2java-sdkconcepts-and-architecturemesh-check> |
| <label for=m-endocs3-v2java-sdkconcepts-and-architecturemesh-check><a href=/en/docs3-v2/java-sdk/concepts-and-architecture/mesh/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkconcepts-and-architecturemesh><span>Dubbo Mesh</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkconcepts-and-architecturetriple-li><input type=checkbox id=m-endocs3-v2java-sdkconcepts-and-architecturetriple-check> |
| <label for=m-endocs3-v2java-sdkconcepts-and-architecturetriple-check><a href=/en/docs3-v2/java-sdk/concepts-and-architecture/triple/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkconcepts-and-architecturetriple><span>Triple Protocol</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkadvanced-features-and-usage-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usage-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usage-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkadvanced-features-and-usage><span>Advanced Features</span></a></label><ul class="ul-3 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageservice-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageservice-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageservice-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/ title="Configuration Framework and Service Behavior" class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkadvanced-features-and-usageservice><span>Framework and Services</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicepreflight-check-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageservicepreflight-check-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageservicepreflight-check-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/preflight-check/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicepreflight-check><span>Check at startup</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicetransaction-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageservicetransaction-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageservicetransaction-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/transaction/ title="Distributed Transactions" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicetransaction><span>Distributed Transaction</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicegroup-merger-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageservicegroup-merger-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageservicegroup-merger-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/group-merger/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicegroup-merger><span>Group Aggregation</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceport-unification-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceport-unification-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageserviceport-unification-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/port-unification/ title="Port Protocol Multiplexing" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceport-unification><span>Port protocol multiplexing</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicereactive-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageservicereactive-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageservicereactive-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/reactive/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicereactive><span>Reactive Programming</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicemulti-versions-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageservicemulti-versions-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageservicemulti-versions-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/multi-versions/ title="Service Version" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicemulti-versions><span>Service version</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicefault-tolerent-strategy-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageservicefault-tolerent-strategy-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageservicefault-tolerent-strategy-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/fault-tolerent-strategy/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicefault-tolerent-strategy><span>Cluster Fault Tolerance</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceparameter-validation-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceparameter-validation-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageserviceparameter-validation-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/parameter-validation/ title="Parameter Validation" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceparameter-validation><span>Parameter verification</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceservice-group-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceservice-group-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageserviceservice-group-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/service-group/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceservice-group><span>Service Group</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceasync-call-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceasync-call-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageserviceasync-call-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/async-call/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceasync-call><span>Asynchronous call</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceservice-downgrade-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceservice-downgrade-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageserviceservice-downgrade-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/service-downgrade/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceservice-downgrade><span>Service Downgrade</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicegeneric-reference-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageservicegeneric-reference-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageservicegeneric-reference-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/generic-reference/ title="Generalization call (client generalization)" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicegeneric-reference><span>Generalized call</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicestreaming-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageservicestreaming-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageservicestreaming-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/streaming/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicestreaming><span>Stream Communication</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceisolation-executor-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceisolation-executor-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageserviceisolation-executor-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/isolation-executor/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceisolation-executor><span>Thread Pool Isolation</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceattachment-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceattachment-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageserviceattachment-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/attachment/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceattachment><span>Call link to pass implicit parameters</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceexplicit-target-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceexplicit-target-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageserviceexplicit-target-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/explicit-target/ title="Direct Connection Provider" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceexplicit-target><span>Direct Link Provider</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicespecify-ip-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageservicespecify-ip-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageservicespecify-ip-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/specify-ip/ title="Dynamic IP call" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicespecify-ip><span>Dynamic IP call at runtime</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceconsistent-hash-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceconsistent-hash-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageserviceconsistent-hash-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/consistent-hash/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceconsistent-hash><span>Consistent Hash Site Selection</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicecontext-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageservicecontext-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageservicecontext-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/context/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicecontext><span>RPC call context</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicesubscribe-only-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageservicesubscribe-only-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageservicesubscribe-only-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/subscribe-only/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicesubscribe-only><span>Subscription Only</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceevents-notify-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceevents-notify-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageserviceevents-notify-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/events-notify/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceevents-notify><span>Call trigger event notification</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicemulti-protocols-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageservicemulti-protocols-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageservicemulti-protocols-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/multi-protocols/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicemulti-protocols><span>Multi-protocol</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicecallback-parameter-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageservicecallback-parameter-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageservicecallback-parameter-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/callback-parameter/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicecallback-parameter><span>The server makes a callback to the client</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicelocal-mock-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageservicelocal-mock-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageservicelocal-mock-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/local-mock/ title="Local Masquerade" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicelocal-mock><span>Local camouflage</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicemulti-registry-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageservicemulti-registry-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageservicemulti-registry-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/multi-registry/ title="Multiple Registries" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicemulti-registry><span>Multiple Registration Centers</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicelocal-stub-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageservicelocal-stub-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageservicelocal-stub-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/local-stub/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicelocal-stub><span>Local Stub</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceecho-service-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceecho-service-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageserviceecho-service-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/echo-service/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceecho-service><span>Echo Test</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceaccesslog-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceaccesslog-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageserviceaccesslog-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/accesslog/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceaccesslog><span>Call Information Record</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicegeneric-service-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageservicegeneric-service-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageservicegeneric-service-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/generic-service/ title="Achieving generalization (server-side generalization)" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicegeneric-service><span>Generalized call</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceasync-execute-on-provider-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceasync-execute-on-provider-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageserviceasync-execute-on-provider-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/async-execute-on-provider/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceasync-execute-on-provider><span>Asynchronous execution</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicelocal-call-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageservicelocal-call-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageservicelocal-call-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/local-call/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicelocal-call><span>Local call</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicedelay-publish-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageservicedelay-publish-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageservicedelay-publish-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/delay-publish/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicedelay-publish><span>Delayed Exposure</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceregistry-only-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceregistry-only-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageserviceregistry-only-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/registry-only/ title="Sign Up Only" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageserviceregistry-only><span>Sign up only</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicedistributed-transaction-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageservicedistributed-transaction-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageservicedistributed-transaction-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/service/distributed-transaction/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageservicedistributed-transaction><span>Distributed transaction support</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageobservability-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageobservability-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageobservability-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/observability/ title="Observability of Dubbo" class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkadvanced-features-and-usageobservability><span>Observability</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageobservabilitymeter-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageobservabilitymeter-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageobservabilitymeter-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/observability/meter/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageobservabilitymeter><span>Meter</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageobservabilitytracing-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageobservabilitytracing-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageobservabilitytracing-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/observability/tracing/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageobservabilitytracing><span>Tracing</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageobservabilitylogging-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageobservabilitylogging-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageobservabilitylogging-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/observability/logging/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageobservabilitylogging><span>Logging</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageobservabilityhealth-information-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageobservabilityhealth-information-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageobservabilityhealth-information-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/observability/health-information/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageobservabilityhealth-information><span>Health Information</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageobservabilitykubernetes-probes-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageobservabilitykubernetes-probes-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageobservabilitykubernetes-probes-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/observability/kubernetes-probes/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageobservabilitykubernetes-probes><span>Kubernetes Probes</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageobservabilitydoc-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageobservabilitydoc-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageobservabilitydoc-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/observability/doc/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageobservabilitydoc><span>Document case</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkadvanced-features-and-usagetraffic-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usagetraffic-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usagetraffic-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/traffic/ title="Traffic Governance Rules" class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkadvanced-features-and-usagetraffic><span>Traffic Governance</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficrouting-rule-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficrouting-rule-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficrouting-rule-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/traffic/routing-rule/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficrouting-rule><span>Routing Rules</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficconfig-rule-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficconfig-rule-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficconfig-rule-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/traffic/config-rule/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficconfig-rule><span>Configuration Rules</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-style-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-style-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-style-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/traffic/mesh-style/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-style><span>Mesh Routing Rules</span></a></label><ul class="ul-5 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-styledynamic-rule-deployment-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-styledynamic-rule-deployment-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-styledynamic-rule-deployment-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/traffic/mesh-style/dynamic-rule-deployment/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-styledynamic-rule-deployment><span>Dynamic Routing</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-styleweight-rule-deployment-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-styleweight-rule-deployment-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-styleweight-rule-deployment-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/traffic/mesh-style/weight-rule-deployment/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-styleweight-rule-deployment><span>Weight Routing</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-styledemo-rule-deployment-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-styledemo-rule-deployment-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-styledemo-rule-deployment-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/traffic/mesh-style/demo-rule-deployment/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-styledemo-rule-deployment><span>Use Case</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-styleblue-green-deployment-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-styleblue-green-deployment-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-styleblue-green-deployment-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/traffic/mesh-style/blue-green-deployment/ title="Blue-Green Deployment" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-styleblue-green-deployment><span>Blue-green deployment</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-styleab-testing-deployment-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-styleab-testing-deployment-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-styleab-testing-deployment-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/traffic/mesh-style/ab-testing-deployment/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-styleab-testing-deployment><span>Ab Test</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-stylevirtualservice-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-stylevirtualservice-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-stylevirtualservice-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/traffic/mesh-style/virtualservice/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-stylevirtualservice><span>VirtualService</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-stylecanary-deployment-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-stylecanary-deployment-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-stylecanary-deployment-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/traffic/mesh-style/canary-deployment/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-stylecanary-deployment><span>Canary</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-styledestination-rule-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-styledestination-rule-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-styledestination-rule-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/traffic/mesh-style/destination-rule/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usagetrafficmesh-styledestination-rule><span>DestinationRule</span></a></label></li></ul></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformance-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageperformance-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageperformance-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/performance/ title="Diagnostics and Tuning" class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformance><span>Diagnostics</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformanceprofiler-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageperformanceprofiler-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageperformanceprofiler-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/performance/profiler/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformanceprofiler><span>Request time-consuming sampling</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancethreading-model-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancethreading-model-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageperformancethreading-model-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/performance/threading-model/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancethreading-model><span>Threading Model</span></a></label><ul class="ul-5 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancethreading-modelprovider-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancethreading-modelprovider-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageperformancethreading-modelprovider-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/performance/threading-model/provider/ title="Server Thread Model" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancethreading-modelprovider><span>Server-side threading model</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancethreading-modelconsumer-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancethreading-modelconsumer-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageperformancethreading-modelconsumer-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/performance/threading-model/consumer/ title="Consumer Thread Model" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancethreading-modelconsumer><span>Consumer thread model</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancerouter-snapshot-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancerouter-snapshot-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageperformancerouter-snapshot-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/performance/router-snapshot/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancerouter-snapshot><span>Routing Status Collection</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancereference-config-cache-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancereference-config-cache-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageperformancereference-config-cache-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/performance/reference-config-cache/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancereference-config-cache><span>Service Reference Configuration Object Cache</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformanceloadbalance-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageperformanceloadbalance-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageperformanceloadbalance-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/performance/loadbalance/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformanceloadbalance><span>Load Balancing</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancesimplify-registry-data-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancesimplify-registry-data-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageperformancesimplify-registry-data-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/performance/simplify-registry-data/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancesimplify-registry-data><span>Registration Information Simplified</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformanceresult-cache-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageperformanceresult-cache-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageperformanceresult-cache-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/performance/result-cache/ title="Call Result Cache" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformanceresult-cache><span>Call result cache</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformanceconcurrency-control-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageperformanceconcurrency-control-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageperformanceconcurrency-control-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/performance/concurrency-control/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformanceconcurrency-control><span>Concurrency Control</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformanceconfig-connections-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageperformanceconfig-connections-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageperformanceconfig-connections-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/performance/config-connections/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformanceconfig-connections><span>Connection Control</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancelazy-connect-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancelazy-connect-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageperformancelazy-connect-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/performance/lazy-connect/ title="Delayed Connection" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancelazy-connect><span>Delayed connection</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancestickiness-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancestickiness-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageperformancestickiness-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/performance/stickiness/ title="Stick Connection" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancestickiness><span>Stick connection</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancesupport-graalvm-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancesupport-graalvm-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageperformancesupport-graalvm-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/performance/support-graalvm/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancesupport-graalvm><span>Support Graal VM</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancedump-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancedump-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageperformancedump-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/performance/dump/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformancedump><span>Export thread stack</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformanceserialization-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageperformanceserialization-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageperformanceserialization-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/performance/serialization/ title="Kryo and FST Serialization" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageperformanceserialization><span>Kryo and FST serialization</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkadvanced-features-and-usagesecurity-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usagesecurity-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usagesecurity-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/security/ title="Improve service security" class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkadvanced-features-and-usagesecurity><span>Improve Security</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usagesecurityclass-check-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usagesecurityclass-check-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usagesecurityclass-check-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/security/class-check/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usagesecurityclass-check><span>Dubbo Class Inspection Mechanism</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usagesecuritytls-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usagesecuritytls-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usagesecuritytls-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/security/tls/ title="TLS Support" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usagesecuritytls><span>TLS support</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usagesecuritytoken-authorization-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usagesecuritytoken-authorization-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usagesecuritytoken-authorization-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/security/token-authorization/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usagesecuritytoken-authorization><span>Access Control</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usagesecurityauth-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usagesecurityauth-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usagesecurityauth-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/security/auth/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usagesecurityauth><span>Service Authentication</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageothers-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageothers-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageothers-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/others/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkadvanced-features-and-usageothers><span>Others</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageothersservice-container-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageothersservice-container-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageothersservice-container-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/others/service-container/ title="Custom Service Container" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageothersservice-container><span>Custom service container</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageothersgraceful-shutdown-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageothersgraceful-shutdown-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageothersgraceful-shutdown-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/others/graceful-shutdown/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageothersgraceful-shutdown><span>Graceful shutdown</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageothersset-host-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageothersset-host-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageothersset-host-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/others/set-host/ title="Host Address Custom Exposure" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageothersset-host><span>Host address custom exposure</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageotherslogger-management-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageotherslogger-management-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageotherslogger-management-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/others/logger-management/ title="Log Framework Adaptation and Runtime Management" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageotherslogger-management><span>Log framework adaptation and runtime management</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageothersdubbo-kubernetes-probe-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageothersdubbo-kubernetes-probe-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageothersdubbo-kubernetes-probe-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/others/dubbo-kubernetes-probe/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageothersdubbo-kubernetes-probe><span>Kubernetes Probe</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageothersdocker-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageothersdocker-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageothersdocker-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/others/docker/ title="Dubbo deploy to Docker environment" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageothersdocker><span>Docker Deploy</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkadvanced-features-and-usageotherslogger-howto-li><input type=checkbox id=m-endocs3-v2java-sdkadvanced-features-and-usageotherslogger-howto-check> |
| <label for=m-endocs3-v2java-sdkadvanced-features-and-usageotherslogger-howto-check><a href=/en/docs3-v2/java-sdk/advanced-features-and-usage/others/logger-howto/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkadvanced-features-and-usageotherslogger-howto><span>Logging Framework Configuration and Usage</span></a></label></li></ul></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkreference-manual-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manual-check> |
| <label for=m-endocs3-v2java-sdkreference-manual-check><a href=/en/docs3-v2/java-sdk/reference-manual/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkreference-manual><span>Reference Manual</span></a></label><ul class="ul-3 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkreference-manualconfig-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualconfig-check> |
| <label for=m-endocs3-v2java-sdkreference-manualconfig-check><a href=/en/docs3-v2/java-sdk/reference-manual/config/ title="Configuration Manual" class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkreference-manualconfig><span>Configuration instructions</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualconfigoverview-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualconfigoverview-check> |
| <label for=m-endocs3-v2java-sdkreference-manualconfigoverview-check><a href=/en/docs3-v2/java-sdk/reference-manual/config/overview/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualconfigoverview><span>Configuration Overview</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualconfigapi-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualconfigapi-check> |
| <label for=m-endocs3-v2java-sdkreference-manualconfigapi-check><a href=/en/docs3-v2/java-sdk/reference-manual/config/api/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualconfigapi><span>API Configuration</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualconfigannotation-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualconfigannotation-check> |
| <label for=m-endocs3-v2java-sdkreference-manualconfigannotation-check><a href=/en/docs3-v2/java-sdk/reference-manual/config/annotation/ title="Annotation configuration" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualconfigannotation><span>Annotation Configuration</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualconfigxml-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualconfigxml-check> |
| <label for=m-endocs3-v2java-sdkreference-manualconfigxml-check><a href=/en/docs3-v2/java-sdk/reference-manual/config/xml/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualconfigxml><span>XML Configuration</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualconfigprinciple-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualconfigprinciple-check> |
| <label for=m-endocs3-v2java-sdkreference-manualconfigprinciple-check><a href=/en/docs3-v2/java-sdk/reference-manual/config/principle/ title="How Configuration Works" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualconfigprinciple><span>How configuration works</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualconfigproperties-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualconfigproperties-check> |
| <label for=m-endocs3-v2java-sdkreference-manualconfigproperties-check><a href=/en/docs3-v2/java-sdk/reference-manual/config/properties/ title="Configuration Item Reference Manual" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualconfigproperties><span>Configuration Item Manual</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkreference-manualqos-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualqos-check> |
| <label for=m-endocs3-v2java-sdkreference-manualqos-check><a href=/en/docs3-v2/java-sdk/reference-manual/qos/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkreference-manualqos><span>QOS Operation Manual</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualqosoverview-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualqosoverview-check> |
| <label for=m-endocs3-v2java-sdkreference-manualqosoverview-check><a href=/en/docs3-v2/java-sdk/reference-manual/qos/overview/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualqosoverview><span>QOS Overview</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualqoscommand-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualqoscommand-check> |
| <label for=m-endocs3-v2java-sdkreference-manualqoscommand-check><a href=/en/docs3-v2/java-sdk/reference-manual/qos/command/ title="Basic Command Manual" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualqoscommand><span>Basic command manual</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualqosservice-management-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualqosservice-management-check> |
| <label for=m-endocs3-v2java-sdkreference-manualqosservice-management-check><a href=/en/docs3-v2/java-sdk/reference-manual/qos/service-management/ title="Service Management Commands" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualqosservice-management><span>Service Management Command</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualqosprobe-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualqosprobe-check> |
| <label for=m-endocs3-v2java-sdkreference-manualqosprobe-check><a href=/en/docs3-v2/java-sdk/reference-manual/qos/probe/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualqosprobe><span>Frame State Command</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualqoslogger-management-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualqoslogger-management-check> |
| <label for=m-endocs3-v2java-sdkreference-manualqoslogger-management-check><a href=/en/docs3-v2/java-sdk/reference-manual/qos/logger-management/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualqoslogger-management><span>Logging framework runtime management</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualqosprofiler-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualqosprofiler-check> |
| <label for=m-endocs3-v2java-sdkreference-manualqosprofiler-check><a href=/en/docs3-v2/java-sdk/reference-manual/qos/profiler/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualqosprofiler><span>Performance Sampling Command</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualqosrouter-snapshot-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualqosrouter-snapshot-check> |
| <label for=m-endocs3-v2java-sdkreference-manualqosrouter-snapshot-check><a href=/en/docs3-v2/java-sdk/reference-manual/qos/router-snapshot/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualqosrouter-snapshot><span>Routing Status Command</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualqossecurity-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualqossecurity-check> |
| <label for=m-endocs3-v2java-sdkreference-manualqossecurity-check><a href=/en/docs3-v2/java-sdk/reference-manual/qos/security/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualqossecurity><span>Serialization Security Audit</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkreference-manualprotocol-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualprotocol-check> |
| <label for=m-endocs3-v2java-sdkreference-manualprotocol-check><a href=/en/docs3-v2/java-sdk/reference-manual/protocol/ title="RPC protocol" class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkreference-manualprotocol><span>RPC Protocol</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualprotocoloverview-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualprotocoloverview-check> |
| <label for=m-endocs3-v2java-sdkreference-manualprotocoloverview-check><a href=/en/docs3-v2/java-sdk/reference-manual/protocol/overview/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualprotocoloverview><span>Protocol Overview</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualprotocoldubbo-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualprotocoldubbo-check> |
| <label for=m-endocs3-v2java-sdkreference-manualprotocoldubbo-check><a href=/en/docs3-v2/java-sdk/reference-manual/protocol/dubbo/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualprotocoldubbo><span>Dubbo protocol</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkreference-manualprotocoltriple-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualprotocoltriple-check> |
| <label for=m-endocs3-v2java-sdkreference-manualprotocoltriple-check><a href=/en/docs3-v2/java-sdk/reference-manual/protocol/triple/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkreference-manualprotocoltriple><span>Triple Protocol</span></a></label><ul class="ul-5 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualprotocoltripleoverview-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualprotocoltripleoverview-check> |
| <label for=m-endocs3-v2java-sdkreference-manualprotocoltripleoverview-check><a href=/en/docs3-v2/java-sdk/reference-manual/protocol/triple/overview/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualprotocoltripleoverview><span>Protocol Overview</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualprotocoltripleguide-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualprotocoltripleguide-check> |
| <label for=m-endocs3-v2java-sdkreference-manualprotocoltripleguide-check><a href=/en/docs3-v2/java-sdk/reference-manual/protocol/triple/guide/ title="Instructions for Use" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualprotocoltripleguide><span>Instructions for use</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualprotocoltriplepojo-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualprotocoltriplepojo-check> |
| <label for=m-endocs3-v2java-sdkreference-manualprotocoltriplepojo-check><a href=/en/docs3-v2/java-sdk/reference-manual/protocol/triple/pojo/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualprotocoltriplepojo><span>POJO way to use Triple</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualprotocoltripleidl-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualprotocoltripleidl-check> |
| <label for=m-endocs3-v2java-sdkreference-manualprotocoltripleidl-check><a href=/en/docs3-v2/java-sdk/reference-manual/protocol/triple/idl/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualprotocoltripleidl><span>Using Triple in IDL</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualprotocoltriplemigration-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualprotocoltriplemigration-check> |
| <label for=m-endocs3-v2java-sdkreference-manualprotocoltriplemigration-check><a href=/en/docs3-v2/java-sdk/reference-manual/protocol/triple/migration/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualprotocoltriplemigration><span>Dubbo2 Protocol Migration</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualprotocoltriplestreaming-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualprotocoltriplestreaming-check> |
| <label for=m-endocs3-v2java-sdkreference-manualprotocoltriplestreaming-check><a href=/en/docs3-v2/java-sdk/reference-manual/protocol/triple/streaming/ title="Streaming Communication" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualprotocoltriplestreaming><span>Streaming communication</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualprotocolrest-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualprotocolrest-check> |
| <label for=m-endocs3-v2java-sdkreference-manualprotocolrest-check><a href=/en/docs3-v2/java-sdk/reference-manual/protocol/rest/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualprotocolrest><span>Rest protocol</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualprotocolgrpc-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualprotocolgrpc-check> |
| <label for=m-endocs3-v2java-sdkreference-manualprotocolgrpc-check><a href=/en/docs3-v2/java-sdk/reference-manual/protocol/grpc/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualprotocolgrpc><span>gRPC Protocol</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualprotocolhttp-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualprotocolhttp-check> |
| <label for=m-endocs3-v2java-sdkreference-manualprotocolhttp-check><a href=/en/docs3-v2/java-sdk/reference-manual/protocol/http/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualprotocolhttp><span>HTTP protocol</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualprotocolthrift-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualprotocolthrift-check> |
| <label for=m-endocs3-v2java-sdkreference-manualprotocolthrift-check><a href=/en/docs3-v2/java-sdk/reference-manual/protocol/thrift/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualprotocolthrift><span>Thrift protocol</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualprotocolrmi-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualprotocolrmi-check> |
| <label for=m-endocs3-v2java-sdkreference-manualprotocolrmi-check><a href=/en/docs3-v2/java-sdk/reference-manual/protocol/rmi/ title="Rmi agreement" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualprotocolrmi><span>Rmi Agreement</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualprotocolredis-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualprotocolredis-check> |
| <label for=m-endocs3-v2java-sdkreference-manualprotocolredis-check><a href=/en/docs3-v2/java-sdk/reference-manual/protocol/redis/ title="Redis protocol" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualprotocolredis><span>Redis Protocol</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualprotocolhessian-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualprotocolhessian-check> |
| <label for=m-endocs3-v2java-sdkreference-manualprotocolhessian-check><a href=/en/docs3-v2/java-sdk/reference-manual/protocol/hessian/ title="Hessian Agreement" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualprotocolhessian><span>Hessian Protocol</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualprotocolwebservice-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualprotocolwebservice-check> |
| <label for=m-endocs3-v2java-sdkreference-manualprotocolwebservice-check><a href=/en/docs3-v2/java-sdk/reference-manual/protocol/webservice/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualprotocolwebservice><span>Webservice protocol</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualprotocolmemcached-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualprotocolmemcached-check> |
| <label for=m-endocs3-v2java-sdkreference-manualprotocolmemcached-check><a href=/en/docs3-v2/java-sdk/reference-manual/protocol/memcached/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualprotocolmemcached><span>Memcached protocol</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkreference-manualregistry-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualregistry-check> |
| <label for=m-endocs3-v2java-sdkreference-manualregistry-check><a href=/en/docs3-v2/java-sdk/reference-manual/registry/ title="Registration Center Description" class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkreference-manualregistry><span>Description of Registration Center</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualregistryoverview-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualregistryoverview-check> |
| <label for=m-endocs3-v2java-sdkreference-manualregistryoverview-check><a href=/en/docs3-v2/java-sdk/reference-manual/registry/overview/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkreference-manualregistryoverview><span>Overview</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualregistryzookeeper-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualregistryzookeeper-check> |
| <label for=m-endocs3-v2java-sdkreference-manualregistryzookeeper-check><a href=/en/docs3-v2/java-sdk/reference-manual/registry/zookeeper/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkreference-manualregistryzookeeper><span>Zookeeper</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualregistrynacos-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualregistrynacos-check> |
| <label for=m-endocs3-v2java-sdkreference-manualregistrynacos-check><a href=/en/docs3-v2/java-sdk/reference-manual/registry/nacos/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkreference-manualregistrynacos><span>Nacos</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualregistrymulticast-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualregistrymulticast-check> |
| <label for=m-endocs3-v2java-sdkreference-manualregistrymulticast-check><a href=/en/docs3-v2/java-sdk/reference-manual/registry/multicast/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkreference-manualregistrymulticast><span>Multicast</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualregistryredis-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualregistryredis-check> |
| <label for=m-endocs3-v2java-sdkreference-manualregistryredis-check><a href=/en/docs3-v2/java-sdk/reference-manual/registry/redis/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkreference-manualregistryredis><span>Redis</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualregistrymultiple-registry-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualregistrymultiple-registry-check> |
| <label for=m-endocs3-v2java-sdkreference-manualregistrymultiple-registry-check><a href=/en/docs3-v2/java-sdk/reference-manual/registry/multiple-registry/ title="Multiple Registries" class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkreference-manualregistrymultiple-registry><span>Multiple Registration Centers</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualregistrysimple-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualregistrysimple-check> |
| <label for=m-endocs3-v2java-sdkreference-manualregistrysimple-check><a href=/en/docs3-v2/java-sdk/reference-manual/registry/simple/ title="Simple Registry" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualregistrysimple><span>Simple</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkreference-manualmetadata-center-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualmetadata-center-check> |
| <label for=m-endocs3-v2java-sdkreference-manualmetadata-center-check><a href=/en/docs3-v2/java-sdk/reference-manual/metadata-center/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkreference-manualmetadata-center><span>Metadata Center</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualmetadata-centeroverview-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualmetadata-centeroverview-check> |
| <label for=m-endocs3-v2java-sdkreference-manualmetadata-centeroverview-check><a href=/en/docs3-v2/java-sdk/reference-manual/metadata-center/overview/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualmetadata-centeroverview><span>Overview of Metadata Center</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualmetadata-centernacos-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualmetadata-centernacos-check> |
| <label for=m-endocs3-v2java-sdkreference-manualmetadata-centernacos-check><a href=/en/docs3-v2/java-sdk/reference-manual/metadata-center/nacos/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualmetadata-centernacos><span>Nacos</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualmetadata-centerzookeeper-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualmetadata-centerzookeeper-check> |
| <label for=m-endocs3-v2java-sdkreference-manualmetadata-centerzookeeper-check><a href=/en/docs3-v2/java-sdk/reference-manual/metadata-center/zookeeper/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualmetadata-centerzookeeper><span>Zookeeper</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualmetadata-centerredis-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualmetadata-centerredis-check> |
| <label for=m-endocs3-v2java-sdkreference-manualmetadata-centerredis-check><a href=/en/docs3-v2/java-sdk/reference-manual/metadata-center/redis/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualmetadata-centerredis><span>Redis</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkreference-manualconfig-center-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualconfig-center-check> |
| <label for=m-endocs3-v2java-sdkreference-manualconfig-center-check><a href=/en/docs3-v2/java-sdk/reference-manual/config-center/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkreference-manualconfig-center><span>Configuration Center</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualconfig-centerzookeeper-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualconfig-centerzookeeper-check> |
| <label for=m-endocs3-v2java-sdkreference-manualconfig-centerzookeeper-check><a href=/en/docs3-v2/java-sdk/reference-manual/config-center/zookeeper/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualconfig-centerzookeeper><span>Zookeeper</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualconfig-centernacos-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualconfig-centernacos-check> |
| <label for=m-endocs3-v2java-sdkreference-manualconfig-centernacos-check><a href=/en/docs3-v2/java-sdk/reference-manual/config-center/nacos/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualconfig-centernacos><span>Nacos</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualconfig-centerapollo-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualconfig-centerapollo-check> |
| <label for=m-endocs3-v2java-sdkreference-manualconfig-centerapollo-check><a href=/en/docs3-v2/java-sdk/reference-manual/config-center/apollo/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualconfig-centerapollo><span>Apollo</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkreference-manualmesh-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualmesh-check> |
| <label for=m-endocs3-v2java-sdkreference-manualmesh-check><a href=/en/docs3-v2/java-sdk/reference-manual/mesh/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkreference-manualmesh><span>Mesh Manual</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualmeshmesh-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualmeshmesh-check> |
| <label for=m-endocs3-v2java-sdkreference-manualmeshmesh-check><a href=/en/docs3-v2/java-sdk/reference-manual/mesh/mesh/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualmeshmesh><span>Debug Reference Documentation</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkreference-manualperformance-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualperformance-check> |
| <label for=m-endocs3-v2java-sdkreference-manualperformance-check><a href=/en/docs3-v2/java-sdk/reference-manual/performance/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkreference-manualperformance><span>Performance Reference Manual</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualperformancebenchmarking-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualperformancebenchmarking-check> |
| <label for=m-endocs3-v2java-sdkreference-manualperformancebenchmarking-check><a href=/en/docs3-v2/java-sdk/reference-manual/performance/benchmarking/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualperformancebenchmarking><span>Application-Level Service Discovery Benchmark</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualperformancerpc-benchmarking-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualperformancerpc-benchmarking-check> |
| <label for=m-endocs3-v2java-sdkreference-manualperformancerpc-benchmarking-check><a href=/en/docs3-v2/java-sdk/reference-manual/performance/rpc-benchmarking/ title="RPC Protocol Triple&Dubbo Benchmark" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualperformancerpc-benchmarking><span>RPC Benchmark</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkreference-manualspi-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspi-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspi-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkreference-manualspi><span>SPI Extension Manual</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspioverview-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspioverview-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspioverview-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/overview/ title="Dubbo SPI Overview" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspioverview><span>Dubbo SPI overview</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkreference-manualspidescription-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescription-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescription-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkreference-manualspidescription><span>Dubbo SPI extension implementation description</span></a></label><ul class="ul-5 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptionprotocol-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptionprotocol-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptionprotocol-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/protocol/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptionprotocol><span>Protocol Extension</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptionfilter-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptionfilter-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptionfilter-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/filter/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptionfilter><span>Call Intercept Extension</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptioninvoker-listener-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptioninvoker-listener-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptioninvoker-listener-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/invoker-listener/ title="Reference Listener Extension" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptioninvoker-listener><span>Reference listener extension</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptionexporter-listener-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptionexporter-listener-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptionexporter-listener-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/exporter-listener/ title="Expose Listener Extension" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptionexporter-listener><span>Expose listener extension</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptioncluster-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptioncluster-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptioncluster-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/cluster/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptioncluster><span>Cluster Expansion</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptionrouter-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptionrouter-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptionrouter-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/router/ title="Route Extension" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptionrouter><span>Routing Extension</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptionload-balance-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptionload-balance-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptionload-balance-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/load-balance/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptionload-balance><span>Load Balancing Extension</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptionmerger-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptionmerger-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptionmerger-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/merger/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptionmerger><span>Merge result extension</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptionregistry-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptionregistry-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptionregistry-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/registry/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptionregistry><span>Registry Extension</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptionmonitor-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptionmonitor-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptionmonitor-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/monitor/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptionmonitor><span>Monitoring Center Extension</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptionextension-factory-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptionextension-factory-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptionextension-factory-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/extension-factory/ title="Extension Point Load Extension" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptionextension-factory><span>Extension point load extension</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptionproxy-factory-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptionproxy-factory-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptionproxy-factory-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/proxy-factory/ title="Dynamic Proxy Extension" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptionproxy-factory><span>Dynamic proxy extension</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptionreadiness-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptionreadiness-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptionreadiness-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/readiness/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptionreadiness><span>Readiness Probe</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptionstartup-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptionstartup-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptionstartup-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/startup/ title="Startup Startup Probe" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptionstartup><span>Start Probe</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptionliveness-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptionliveness-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptionliveness-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/liveness/ title="Liveness Survival Probe" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptionliveness><span>Survival Probe</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptioncompiler-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptioncompiler-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptioncompiler-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/compiler/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptioncompiler><span>Compiler Extensions</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptionconfig-center-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptionconfig-center-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptionconfig-center-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/config-center/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptionconfig-center><span>Configuration Center Extension</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptionmetadata-report-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptionmetadata-report-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptionmetadata-report-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/metadata-report/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptionmetadata-report><span>Metadata Center Extension</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptiondispatcher-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptiondispatcher-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptiondispatcher-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/dispatcher/ title="Message Dispatch Extension" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptiondispatcher><span>Message dispatch extension</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptionthreadpool-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptionthreadpool-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptionthreadpool-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/threadpool/ title="Thread Pool Extension" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptionthreadpool><span>Thread pool extension</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptionserialize-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptionserialize-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptionserialize-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/serialize/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptionserialize><span>Serialization Extension</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptionremoting-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptionremoting-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptionremoting-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/remoting/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptionremoting><span>Network Transport Extension</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptionexchanger-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptionexchanger-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptionexchanger-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/exchanger/ title="Information Exchange Extension" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptionexchanger><span>Information exchange extension</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptionnetworker-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptionnetworker-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptionnetworker-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/networker/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptionnetworker><span>Network Expansion</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptionpage-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptionpage-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptionpage-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/page/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptionpage><span>Peer-to-peer network node builder extension</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptiontelnet-handler-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptiontelnet-handler-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptiontelnet-handler-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/telnet-handler/ title="Telnet Command Extensions" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptiontelnet-handler><span>Telnet command extension</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptionstatus-checker-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptionstatus-checker-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptionstatus-checker-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/status-checker/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptionstatus-checker><span>Status Check Extension</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptioncontainer-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptioncontainer-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptioncontainer-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/container/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptioncontainer><span>Container Extension</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptioncache-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptioncache-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptioncache-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/cache/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptioncache><span>Cache Extension</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptionvalidation-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptionvalidation-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptionvalidation-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/validation/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptionvalidation><span>Authentication Extension</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptionlogger-adapter-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptionlogger-adapter-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptionlogger-adapter-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/logger-adapter/ title="Log Adaptation Extension" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptionlogger-adapter><span>Log adaptation extension</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptionqos-permission-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptionqos-permission-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptionqos-permission-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/qos-permission/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptionqos-permission><span>QoS Anonymous Access Verification Extension</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkreference-manualspidescriptiondubbo-spi-li><input type=checkbox id=m-endocs3-v2java-sdkreference-manualspidescriptiondubbo-spi-check> |
| <label for=m-endocs3-v2java-sdkreference-manualspidescriptiondubbo-spi-check><a href=/en/docs3-v2/java-sdk/reference-manual/spi/description/dubbo-spi/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkreference-manualspidescriptiondubbo-spi><span>Extension Point Development Guide</span></a></label></li></ul></li></ul></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkupgrades-and-compatibility-li><input type=checkbox id=m-endocs3-v2java-sdkupgrades-and-compatibility-check> |
| <label for=m-endocs3-v2java-sdkupgrades-and-compatibility-check><a href=/en/docs3-v2/java-sdk/upgrades-and-compatibility/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkupgrades-and-compatibility><span>Upgrade Compatibility</span></a></label><ul class="ul-3 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkupgrades-and-compatibility2x-to-3x-compatibility-guide-li><input type=checkbox id=m-endocs3-v2java-sdkupgrades-and-compatibility2x-to-3x-compatibility-guide-check> |
| <label for=m-endocs3-v2java-sdkupgrades-and-compatibility2x-to-3x-compatibility-guide-check><a href=/en/docs3-v2/java-sdk/upgrades-and-compatibility/2.x-to-3.x-compatibility-guide/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkupgrades-and-compatibility2x-to-3x-compatibility-guide><span>2.x to 3.x Operation Guide</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkupgrades-and-compatibilitymigration-triple-li><input type=checkbox id=m-endocs3-v2java-sdkupgrades-and-compatibilitymigration-triple-check> |
| <label for=m-endocs3-v2java-sdkupgrades-and-compatibilitymigration-triple-check><a href=/en/docs3-v2/java-sdk/upgrades-and-compatibility/migration-triple/ title="Guide to Migrating Dubbo Protocol to Triple Protocol" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkupgrades-and-compatibilitymigration-triple><span>Guide to migrating Dubbo protocol to Triple protocol</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkupgrades-and-compatibility31-to-32-compatibility-guide-li><input type=checkbox id=m-endocs3-v2java-sdkupgrades-and-compatibility31-to-32-compatibility-guide-check> |
| <label for=m-endocs3-v2java-sdkupgrades-and-compatibility31-to-32-compatibility-guide-check><a href=/en/docs3-v2/java-sdk/upgrades-and-compatibility/3.1-to-3.2-compatibility-guide/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkupgrades-and-compatibility31-to-32-compatibility-guide><span>3.1 upgrade to 3.2</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkupgrades-and-compatibilityservice-discovery-li><input type=checkbox id=m-endocs3-v2java-sdkupgrades-and-compatibilityservice-discovery-check> |
| <label for=m-endocs3-v2java-sdkupgrades-and-compatibilityservice-discovery-check><a href=/en/docs3-v2/java-sdk/upgrades-and-compatibility/service-discovery/ title="Application Level Service Discovery" class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkupgrades-and-compatibilityservice-discovery><span>Application-Level Service Discovery</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkupgrades-and-compatibilityservice-discoveryservice-discovery-samples-li><input type=checkbox id=m-endocs3-v2java-sdkupgrades-and-compatibilityservice-discoveryservice-discovery-samples-check> |
| <label for=m-endocs3-v2java-sdkupgrades-and-compatibilityservice-discoveryservice-discovery-samples-check><a href=/en/docs3-v2/java-sdk/upgrades-and-compatibility/service-discovery/service-discovery-samples/ title="Application-Level Service Discovery Migration Example" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkupgrades-and-compatibilityservice-discoveryservice-discovery-samples><span>Application-level service discovery migration example</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkupgrades-and-compatibilityservice-discoverymigration-service-discovery-li><input type=checkbox id=m-endocs3-v2java-sdkupgrades-and-compatibilityservice-discoverymigration-service-discovery-check> |
| <label for=m-endocs3-v2java-sdkupgrades-and-compatibilityservice-discoverymigration-service-discovery-check><a href=/en/docs3-v2/java-sdk/upgrades-and-compatibility/service-discovery/migration-service-discovery/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkupgrades-and-compatibilityservice-discoverymigration-service-discovery><span>Guidelines for migrating interface-level service discovery to application-level service discovery</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkupgrades-and-compatibilityservice-discoveryservice-discovery-rule-li><input type=checkbox id=m-endocs3-v2java-sdkupgrades-and-compatibilityservice-discoveryservice-discovery-rule-check> |
| <label for=m-endocs3-v2java-sdkupgrades-and-compatibilityservice-discoveryservice-discovery-rule-check><a href=/en/docs3-v2/java-sdk/upgrades-and-compatibility/service-discovery/service-discovery-rule/ title="Application-level Service Discovery Address Migration Rules Description" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkupgrades-and-compatibilityservice-discoveryservice-discovery-rule><span>Application-level service discovery address migration rules</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkupgrades-and-compatibilityserialization-upgrade-li><input type=checkbox id=m-endocs3-v2java-sdkupgrades-and-compatibilityserialization-upgrade-check> |
| <label for=m-endocs3-v2java-sdkupgrades-and-compatibilityserialization-upgrade-check><a href=/en/docs3-v2/java-sdk/upgrades-and-compatibility/serialization-upgrade/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkupgrades-and-compatibilityserialization-upgrade><span>Serialization Protocol Upgrade Guide</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkupgrades-and-compatibilityprotobufinterface-li><input type=checkbox id=m-endocs3-v2java-sdkupgrades-and-compatibilityprotobufinterface-check> |
| <label for=m-endocs3-v2java-sdkupgrades-and-compatibilityprotobufinterface-check><a href=/en/docs3-v2/java-sdk/upgrades-and-compatibility/protobufinterface/ title="Comparison of Protobuf and Interface" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkupgrades-and-compatibilityprotobufinterface><span>Protobuf vs Interface</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkupgrades-and-compatibility30-to-31-compatibility-guide-li><input type=checkbox id=m-endocs3-v2java-sdkupgrades-and-compatibility30-to-31-compatibility-guide-check> |
| <label for=m-endocs3-v2java-sdkupgrades-and-compatibility30-to-31-compatibility-guide-check><a href=/en/docs3-v2/java-sdk/upgrades-and-compatibility/3.0-to-3.1-compatibility-guide/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkupgrades-and-compatibility30-to-31-compatibility-guide><span>3.0 to 3.1 Operation Guide</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkfaq-li><input type=checkbox id=m-endocs3-v2java-sdkfaq-check> |
| <label for=m-endocs3-v2java-sdkfaq-check><a href=/en/docs3-v2/java-sdk/faq/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkfaq><span>FAQ</span></a></label><ul class="ul-3 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkfaq0-li><input type=checkbox id=m-endocs3-v2java-sdkfaq0-check> |
| <label for=m-endocs3-v2java-sdkfaq0-check><a href=/en/docs3-v2/java-sdk/faq/0/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkfaq0><span>0 - Common</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq01-li><input type=checkbox id=m-endocs3-v2java-sdkfaq01-check> |
| <label for=m-endocs3-v2java-sdkfaq01-check><a href=/en/docs3-v2/java-sdk/faq/0/1/ title="0-1 - thread pool resource exhausted" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq01><span>0-1 - thread pool resources exhausted</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq02-li><input type=checkbox id=m-endocs3-v2java-sdkfaq02-check> |
| <label for=m-endocs3-v2java-sdkfaq02-check><a href=/en/docs3-v2/java-sdk/faq/0/2/ title="0-2 - Illegal property value" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq02><span>0-2 - Illegal attribute value</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq03-li><input type=checkbox id=m-endocs3-v2java-sdkfaq03-check> |
| <label for=m-endocs3-v2java-sdkfaq03-check><a href=/en/docs3-v2/java-sdk/faq/0/3/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq03><span>0-3 - Unable to access cache path</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq04-li><input type=checkbox id=m-endocs3-v2java-sdkfaq04-check> |
| <label for=m-endocs3-v2java-sdkfaq04-check><a href=/en/docs3-v2/java-sdk/faq/0/4/ title="0-4 - cache entry exceeded" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq04><span>0-4 - Cache entry limit exceeded</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq05-li><input type=checkbox id=m-endocs3-v2java-sdkfaq05-check> |
| <label for=m-endocs3-v2java-sdkfaq05-check><a href=/en/docs3-v2/java-sdk/faq/0/5/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq05><span>0-5 - Cache file size exceeded</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq06-li><input type=checkbox id=m-endocs3-v2java-sdkfaq06-check> |
| <label for=m-endocs3-v2java-sdkfaq06-check><a href=/en/docs3-v2/java-sdk/faq/0/6/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq06><span>0-6 - Thread interruption exception</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq07-li><input type=checkbox id=m-endocs3-v2java-sdkfaq07-check> |
| <label for=m-endocs3-v2java-sdkfaq07-check><a href=/en/docs3-v2/java-sdk/faq/0/7/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq07><span>0-7 - Reflection class not found</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq08-li><input type=checkbox id=m-endocs3-v2java-sdkfaq08-check> |
| <label for=m-endocs3-v2java-sdkfaq08-check><a href=/en/docs3-v2/java-sdk/faq/0/8/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq08><span>0-8 - reflection failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq09-li><input type=checkbox id=m-endocs3-v2java-sdkfaq09-check> |
| <label for=m-endocs3-v2java-sdkfaq09-check><a href=/en/docs3-v2/java-sdk/faq/0/9/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq09><span>0-9 - Failed to notify event</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq010-li><input type=checkbox id=m-endocs3-v2java-sdkfaq010-check> |
| <label for=m-endocs3-v2java-sdkfaq010-check><a href=/en/docs3-v2/java-sdk/faq/0/10/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq010><span>0-10 - The current call is no longer supported</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq011-li><input type=checkbox id=m-endocs3-v2java-sdkfaq011-check> |
| <label for=m-endocs3-v2java-sdkfaq011-check><a href=/en/docs3-v2/java-sdk/faq/0/11/ title="0-11 - Service stop failed" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq011><span>0-11 - Service stop failure</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq012-li><input type=checkbox id=m-endocs3-v2java-sdkfaq012-check> |
| <label for=m-endocs3-v2java-sdkfaq012-check><a href=/en/docs3-v2/java-sdk/faq/0/12/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq012><span>0-12 - Unknown exception</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq013-li><input type=checkbox id=m-endocs3-v2java-sdkfaq013-check> |
| <label for=m-endocs3-v2java-sdkfaq013-check><a href=/en/docs3-v2/java-sdk/faq/0/13/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq013><span>0-13 - An exception occurred in the metrics collector</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq014-li><input type=checkbox id=m-endocs3-v2java-sdkfaq014-check> |
| <label for=m-endocs3-v2java-sdkfaq014-check><a href=/en/docs3-v2/java-sdk/faq/0/14/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq014><span>0-14 - Monitoring exception</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq015-li><input type=checkbox id=m-endocs3-v2java-sdkfaq015-check> |
| <label for=m-endocs3-v2java-sdkfaq015-check><a href=/en/docs3-v2/java-sdk/faq/0/15/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq015><span>0-15 - An exception occurred while loading the extension class</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq016-li><input type=checkbox id=m-endocs3-v2java-sdkfaq016-check> |
| <label for=m-endocs3-v2java-sdkfaq016-check><a href=/en/docs3-v2/java-sdk/faq/0/16/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq016><span>0-16 - No actuators available</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq017-li><input type=checkbox id=m-endocs3-v2java-sdkfaq017-check> |
| <label for=m-endocs3-v2java-sdkfaq017-check><a href=/en/docs3-v2/java-sdk/faq/0/17/ title="0-17 - Actuator encountered an unknown exception while shutting down" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq017><span>0-17 - An unknown exception occurred while the actuator was shutting down</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq018-li><input type=checkbox id=m-endocs3-v2java-sdkfaq018-check> |
| <label for=m-endocs3-v2java-sdkfaq018-check><a href=/en/docs3-v2/java-sdk/faq/0/18/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq018><span>0-18 - thread pool executor is misused</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq019-li><input type=checkbox id=m-endocs3-v2java-sdkfaq019-check> |
| <label for=m-endocs3-v2java-sdkfaq019-check><a href=/en/docs3-v2/java-sdk/faq/0/19/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq019><span>0-19 - An exception occurred while processing the task</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq020-li><input type=checkbox id=m-endocs3-v2java-sdkfaq020-check> |
| <label for=m-endocs3-v2java-sdkfaq020-check><a href=/en/docs3-v2/java-sdk/faq/0/20/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq020><span>0-20 - An exception occurred while storing stack information</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq021-li><input type=checkbox id=m-endocs3-v2java-sdkfaq021-check> |
| <label for=m-endocs3-v2java-sdkfaq021-check><a href=/en/docs3-v2/java-sdk/faq/0/21/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq021><span>0-21 - Too many instances built</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq022-li><input type=checkbox id=m-endocs3-v2java-sdkfaq022-check> |
| <label for=m-endocs3-v2java-sdkfaq022-check><a href=/en/docs3-v2/java-sdk/faq/0/22/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq022><span>0-22 - I/O stream exception</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq023-li><input type=checkbox id=m-endocs3-v2java-sdkfaq023-check> |
| <label for=m-endocs3-v2java-sdkfaq023-check><a href=/en/docs3-v2/java-sdk/faq/0/23/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq023><span>0-23 - Serialized data conversion exception</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq024-li><input type=checkbox id=m-endocs3-v2java-sdkfaq024-check> |
| <label for=m-endocs3-v2java-sdkfaq024-check><a href=/en/docs3-v2/java-sdk/faq/0/24/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq024><span>0-24 - Override field value exception</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq025-li><input type=checkbox id=m-endocs3-v2java-sdkfaq025-check> |
| <label for=m-endocs3-v2java-sdkfaq025-check><a href=/en/docs3-v2/java-sdk/faq/0/25/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq025><span>0-25 - Error loading map</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq026-li><input type=checkbox id=m-endocs3-v2java-sdkfaq026-check> |
| <label for=m-endocs3-v2java-sdkfaq026-check><a href=/en/docs3-v2/java-sdk/faq/0/26/ title="0-26 - Warning message when metadata is published to the service" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq026><span>0-26 - Warning message when metadata publishing service</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq027-li><input type=checkbox id=m-endocs3-v2java-sdkfaq027-check> |
| <label for=m-endocs3-v2java-sdkfaq027-check><a href=/en/docs3-v2/java-sdk/faq/0/27/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq027><span>0-27 - Thread pool isolation configuration exception</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkfaq1-li><input type=checkbox id=m-endocs3-v2java-sdkfaq1-check> |
| <label for=m-endocs3-v2java-sdkfaq1-check><a href=/en/docs3-v2/java-sdk/faq/1/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkfaq1><span>1 - Registry</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq11-li><input type=checkbox id=m-endocs3-v2java-sdkfaq11-check> |
| <label for=m-endocs3-v2java-sdkfaq11-check><a href=/en/docs3-v2/java-sdk/faq/1/1/ title="1-1 - Address Illegal" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq11><span>1-1 - Illegal address</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq13-li><input type=checkbox id=m-endocs3-v2java-sdkfaq13-check> |
| <label for=m-endocs3-v2java-sdkfaq13-check><a href=/en/docs3-v2/java-sdk/faq/1/3/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq13><span>1-3 - URL destruction failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq14-li><input type=checkbox id=m-endocs3-v2java-sdkfaq14-check> |
| <label for=m-endocs3-v2java-sdkfaq14-check><a href=/en/docs3-v2/java-sdk/faq/1/4/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq14><span>1-4 - Empty address</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq15-li><input type=checkbox id=m-endocs3-v2java-sdkfaq15-check> |
| <label for=m-endocs3-v2java-sdkfaq15-check><a href=/en/docs3-v2/java-sdk/faq/1/5/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq15><span>1-5 - URL received without any parameters</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq16-li><input type=checkbox id=m-endocs3-v2java-sdkfaq16-check> |
| <label for=m-endocs3-v2java-sdkfaq16-check><a href=/en/docs3-v2/java-sdk/faq/1/6/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq16><span>1-6 - Error clearing URL cache</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq17-li><input type=checkbox id=m-endocs3-v2java-sdkfaq17-check> |
| <label for=m-endocs3-v2java-sdkfaq17-check><a href=/en/docs3-v2/java-sdk/faq/1/7/ title="1-7 - Notification registration event failed" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq17><span>1-7 - Failed to read and write registry service cache</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq18-li><input type=checkbox id=m-endocs3-v2java-sdkfaq18-check> |
| <label for=m-endocs3-v2java-sdkfaq18-check><a href=/en/docs3-v2/java-sdk/faq/1/8/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq18><span>1-8 - Unregister (unsubscribe) address failed on destroy</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq19-li><input type=checkbox id=m-endocs3-v2java-sdkfaq19-check> |
| <label for=m-endocs3-v2java-sdkfaq19-check><a href=/en/docs3-v2/java-sdk/faq/1/9/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq19><span>1-9 - Failed to read and write registry service cache</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq110-li><input type=checkbox id=m-endocs3-v2java-sdkfaq110-check> |
| <label for=m-endocs3-v2java-sdkfaq110-check><a href=/en/docs3-v2/java-sdk/faq/1/10/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq110><span>1-10 - Failed to read and write registry service cache</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq111-li><input type=checkbox id=m-endocs3-v2java-sdkfaq111-check> |
| <label for=m-endocs3-v2java-sdkfaq111-check><a href=/en/docs3-v2/java-sdk/faq/1/11/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq111><span>1-11 - Registration service instance creation failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq112-li><input type=checkbox id=m-endocs3-v2java-sdkfaq112-check> |
| <label for=m-endocs3-v2java-sdkfaq112-check><a href=/en/docs3-v2/java-sdk/faq/1/12/ title='1-12 - Instances of "Registry Service" have been destroyed' class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq112><span>1-12 - Instances of "Registration Service" have been destroyed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq113-li><input type=checkbox id=m-endocs3-v2java-sdkfaq113-check> |
| <label for=m-endocs3-v2java-sdkfaq113-check><a href=/en/docs3-v2/java-sdk/faq/1/13/ title="1-13 - Failed to execute task retry" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq113><span>1-13 - Failed to execute retry task</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq114-li><input type=checkbox id=m-endocs3-v2java-sdkfaq114-check> |
| <label for=m-endocs3-v2java-sdkfaq114-check><a href=/en/docs3-v2/java-sdk/faq/1/14/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq114><span>1-14 - Dynamic configuration recognition failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq115-li><input type=checkbox id=m-endocs3-v2java-sdkfaq115-check> |
| <label for=m-endocs3-v2java-sdkfaq115-check><a href=/en/docs3-v2/java-sdk/faq/1/15/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq115><span>1-15 - Failed to destroy service</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq116-li><input type=checkbox id=m-endocs3-v2java-sdkfaq116-check> |
| <label for=m-endocs3-v2java-sdkfaq116-check><a href=/en/docs3-v2/java-sdk/faq/1/16/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq116><span>1-16 - There are unsupported categories</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq117-li><input type=checkbox id=m-endocs3-v2java-sdkfaq117-check> |
| <label for=m-endocs3-v2java-sdkfaq117-check><a href=/en/docs3-v2/java-sdk/faq/1/17/ title="1-17 - Metadata Server Failure" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq117><span>1-17 - Metadata Server failure</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq118-li><input type=checkbox id=m-endocs3-v2java-sdkfaq118-check> |
| <label for=m-endocs3-v2java-sdkfaq118-check><a href=/en/docs3-v2/java-sdk/faq/1/18/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq118><span>1-18 - metadata service port not provided</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq119-li><input type=checkbox id=m-endocs3-v2java-sdkfaq119-check> |
| <label for=m-endocs3-v2java-sdkfaq119-check><a href=/en/docs3-v2/java-sdk/faq/1/19/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq119><span>1-19 - K8S monitoring exception</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq120-li><input type=checkbox id=m-endocs3-v2java-sdkfaq120-check> |
| <label for=m-endocs3-v2java-sdkfaq120-check><a href=/en/docs3-v2/java-sdk/faq/1/20/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq120><span>1-20 - K8S Pod does not exist</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq121-li><input type=checkbox id=m-endocs3-v2java-sdkfaq121-check> |
| <label for=m-endocs3-v2java-sdkfaq121-check><a href=/en/docs3-v2/java-sdk/faq/1/21/ title="1-21 - K8S No Service Available" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq121><span>1-21 - No service available for K8S</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq122-li><input type=checkbox id=m-endocs3-v2java-sdkfaq122-check> |
| <label for=m-endocs3-v2java-sdkfaq122-check><a href=/en/docs3-v2/java-sdk/faq/1/22/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq122><span>1-22 - K8S configuration address error</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq123-li><input type=checkbox id=m-endocs3-v2java-sdkfaq123-check> |
| <label for=m-endocs3-v2java-sdkfaq123-check><a href=/en/docs3-v2/java-sdk/faq/1/23/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq123><span>1-23 - Unable to download files via url</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq124-li><input type=checkbox id=m-endocs3-v2java-sdkfaq124-check> |
| <label for=m-endocs3-v2java-sdkfaq124-check><a href=/en/docs3-v2/java-sdk/faq/1/24/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq124><span>1-24 - ZK startup exception</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq125-li><input type=checkbox id=m-endocs3-v2java-sdkfaq125-check> |
| <label for=m-endocs3-v2java-sdkfaq125-check><a href=/en/docs3-v2/java-sdk/faq/1/25/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq125><span>1-25 - ZK destruction exception</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq126-li><input type=checkbox id=m-endocs3-v2java-sdkfaq126-check> |
| <label for=m-endocs3-v2java-sdkfaq126-check><a href=/en/docs3-v2/java-sdk/faq/1/26/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq126><span>1-26 - xDS certificate generation failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq127-li><input type=checkbox id=m-endocs3-v2java-sdkfaq127-check> |
| <label for=m-endocs3-v2java-sdkfaq127-check><a href=/en/docs3-v2/java-sdk/faq/1/27/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq127><span>1-27 - K8S monitoring exception</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq128-li><input type=checkbox id=m-endocs3-v2java-sdkfaq128-check> |
| <label for=m-endocs3-v2java-sdkfaq128-check><a href=/en/docs3-v2/java-sdk/faq/1/28/ title="1-28 - xDS Stub Error" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq128><span>1-28 - xDS stub error</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq129-li><input type=checkbox id=m-endocs3-v2java-sdkfaq129-check> |
| <label for=m-endocs3-v2java-sdkfaq129-check><a href=/en/docs3-v2/java-sdk/faq/1/29/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq129><span>1-29 - xDS failed to read file</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq130-li><input type=checkbox id=m-endocs3-v2java-sdkfaq130-check> |
| <label for=m-endocs3-v2java-sdkfaq130-check><a href=/en/docs3-v2/java-sdk/faq/1/30/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq130><span>1-30 - xDS request failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq131-li><input type=checkbox id=m-endocs3-v2java-sdkfaq131-check> |
| <label for=m-endocs3-v2java-sdkfaq131-check><a href=/en/docs3-v2/java-sdk/faq/1/31/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq131><span>1-31 - xDS Response Failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq132-li><input type=checkbox id=m-endocs3-v2java-sdkfaq132-check> |
| <label for=m-endocs3-v2java-sdkfaq132-check><a href=/en/docs3-v2/java-sdk/faq/1/32/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq132><span>1-32 - xDS Channel initialization failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq133-li><input type=checkbox id=m-endocs3-v2java-sdkfaq133-check> |
| <label for=m-endocs3-v2java-sdkfaq133-check><a href=/en/docs3-v2/java-sdk/faq/1/33/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq133><span>1-33 - xDS service discovery initialization failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq134-li><input type=checkbox id=m-endocs3-v2java-sdkfaq134-check> |
| <label for=m-endocs3-v2java-sdkfaq134-check><a href=/en/docs3-v2/java-sdk/faq/1/34/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq134><span>1-34 - Error parsing xDS</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq135-li><input type=checkbox id=m-endocs3-v2java-sdkfaq135-check> |
| <label for=m-endocs3-v2java-sdkfaq135-check><a href=/en/docs3-v2/java-sdk/faq/1/35/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq135><span>1-35 - ZK Anomaly</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq136-li><input type=checkbox id=m-endocs3-v2java-sdkfaq136-check> |
| <label for=m-endocs3-v2java-sdkfaq136-check><a href=/en/docs3-v2/java-sdk/faq/1/36/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq136><span>1-36 - Unknown exception</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq137-li><input type=checkbox id=m-endocs3-v2java-sdkfaq137-check> |
| <label for=m-endocs3-v2java-sdkfaq137-check><a href=/en/docs3-v2/java-sdk/faq/1/37/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq137><span>1-37 - Nacos Anomaly</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq138-li><input type=checkbox id=m-endocs3-v2java-sdkfaq138-check> |
| <label for=m-endocs3-v2java-sdkfaq138-check><a href=/en/docs3-v2/java-sdk/faq/1/38/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq138><span>1-38 - Socket connection exception</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq139-li><input type=checkbox id=m-endocs3-v2java-sdkfaq139-check> |
| <label for=m-endocs3-v2java-sdkfaq139-check><a href=/en/docs3-v2/java-sdk/faq/1/39/ title="1-39 - Failed to fetch metadata" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq139><span>1-39 - Failed to get metadata</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq140-li><input type=checkbox id=m-endocs3-v2java-sdkfaq140-check> |
| <label for=m-endocs3-v2java-sdkfaq140-check><a href=/en/docs3-v2/java-sdk/faq/1/40/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq140><span>1-40 - Route waiting too long</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq141-li><input type=checkbox id=m-endocs3-v2java-sdkfaq141-check> |
| <label for=m-endocs3-v2java-sdkfaq141-check><a href=/en/docs3-v2/java-sdk/faq/1/41/ title="1-41 - Istio exceptions" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq141><span>1-41 - Istio exception</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq142-li><input type=checkbox id=m-endocs3-v2java-sdkfaq142-check> |
| <label for=m-endocs3-v2java-sdkfaq142-check><a href=/en/docs3-v2/java-sdk/faq/1/42/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq142><span>1-42 - Nacos has a low version service</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkfaq2-li><input type=checkbox id=m-endocs3-v2java-sdkfaq2-check> |
| <label for=m-endocs3-v2java-sdkfaq2-check><a href=/en/docs3-v2/java-sdk/faq/2/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkfaq2><span>2 - Routing</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq21-li><input type=checkbox id=m-endocs3-v2java-sdkfaq21-check> |
| <label for=m-endocs3-v2java-sdkfaq21-check><a href=/en/docs3-v2/java-sdk/faq/2/1/ title="2-1 - Routing execution failed" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq21><span>2-1 - Execution of routing address selection failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq211-li><input type=checkbox id=m-endocs3-v2java-sdkfaq211-check> |
| <label for=m-endocs3-v2java-sdkfaq211-check><a href=/en/docs3-v2/java-sdk/faq/2/11/ title="2-11 - Label Routing Rules Illegal" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq211><span>2-11 - Label routing rules are invalid</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq212-li><input type=checkbox id=m-endocs3-v2java-sdkfaq212-check> |
| <label for=m-endocs3-v2java-sdkfaq212-check><a href=/en/docs3-v2/java-sdk/faq/2/12/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq212><span>2-12 - Label route acquisition provider application name is empty</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq213-li><input type=checkbox id=m-endocs3-v2java-sdkfaq213-check> |
| <label for=m-endocs3-v2java-sdkfaq213-check><a href=/en/docs3-v2/java-sdk/faq/2/13/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq213><span>2-13 - Failed to receive and load mesh routing rules</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq215-li><input type=checkbox id=m-endocs3-v2java-sdkfaq215-check> |
| <label for=m-endocs3-v2java-sdkfaq215-check><a href=/en/docs3-v2/java-sdk/faq/2/15/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq215><span>2-15 - Routing rule parsing failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq214-li><input type=checkbox id=m-endocs3-v2java-sdkfaq214-check> |
| <label for=m-endocs3-v2java-sdkfaq214-check><a href=/en/docs3-v2/java-sdk/faq/2/14/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq214><span>2-15 - Script route execution failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq216-li><input type=checkbox id=m-endocs3-v2java-sdkfaq216-check> |
| <label for=m-endocs3-v2java-sdkfaq216-check><a href=/en/docs3-v2/java-sdk/faq/2/16/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq216><span>2-16 - Request retries failed multiple times</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq217-li><input type=checkbox id=m-endocs3-v2java-sdkfaq217-check> |
| <label for=m-endocs3-v2java-sdkfaq217-check><a href=/en/docs3-v2/java-sdk/faq/2/17/ title="2-17 - mock request failed" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq217><span>2-17 - Mock request failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq218-li><input type=checkbox id=m-endocs3-v2java-sdkfaq218-check> |
| <label for=m-endocs3-v2java-sdkfaq218-check><a href=/en/docs3-v2/java-sdk/faq/2/18/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq218><span>2-18 - Mesh routing rules are not monitored</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq219-li><input type=checkbox id=m-endocs3-v2java-sdkfaq219-check> |
| <label for=m-endocs3-v2java-sdkfaq219-check><a href=/en/docs3-v2/java-sdk/faq/2/19/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq219><span>2-19 - Asynchronous request failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq22-li><input type=checkbox id=m-endocs3-v2java-sdkfaq22-check> |
| <label for=m-endocs3-v2java-sdkfaq22-check><a href=/en/docs3-v2/java-sdk/faq/2/2/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq22><span>2-2 - No Provider available (address not found)</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq23-li><input type=checkbox id=m-endocs3-v2java-sdkfaq23-check> |
| <label for=m-endocs3-v2java-sdkfaq23-check><a href=/en/docs3-v2/java-sdk/faq/2/3/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq23><span>2-3 - Routing shutdown failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq24-li><input type=checkbox id=m-endocs3-v2java-sdkfaq24-check> |
| <label for=m-endocs3-v2java-sdkfaq24-check><a href=/en/docs3-v2/java-sdk/faq/2/4/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq24><span>2-4 - Merger interface failed to load</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq25-li><input type=checkbox id=m-endocs3-v2java-sdkfaq25-check> |
| <label for=m-endocs3-v2java-sdkfaq25-check><a href=/en/docs3-v2/java-sdk/faq/2/5/ title="2-5 - Filter Provider Failed" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq25><span>2-5 - Screening providers failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq26-li><input type=checkbox id=m-endocs3-v2java-sdkfaq26-check> |
| <label for=m-endocs3-v2java-sdkfaq26-check><a href=/en/docs3-v2/java-sdk/faq/2/6/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq26><span>2-6 - Conditional routing filter provider list is empty</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq27-li><input type=checkbox id=m-endocs3-v2java-sdkfaq27-check> |
| <label for=m-endocs3-v2java-sdkfaq27-check><a href=/en/docs3-v2/java-sdk/faq/2/7/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq27><span>2-7 - Conditional routing execution exception</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq28-li><input type=checkbox id=m-endocs3-v2java-sdkfaq28-check> |
| <label for=m-endocs3-v2java-sdkfaq28-check><a href=/en/docs3-v2/java-sdk/faq/2/8/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq28><span>2-8 - The provider returned an abnormal response</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq29-li><input type=checkbox id=m-endocs3-v2java-sdkfaq29-check> |
| <label for=m-endocs3-v2java-sdkfaq29-check><a href=/en/docs3-v2/java-sdk/faq/2/9/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq29><span>2-9 - Increase timeout check task failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq210-li><input type=checkbox id=m-endocs3-v2java-sdkfaq210-check> |
| <label for=m-endocs3-v2java-sdkfaq210-check><a href=/en/docs3-v2/java-sdk/faq/2/10/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq210><span>2-10 - Failed to call service provider</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq220-li><input type=checkbox id=m-endocs3-v2java-sdkfaq220-check> |
| <label for=m-endocs3-v2java-sdkfaq220-check><a href=/en/docs3-v2/java-sdk/faq/2/20/ title="2-20 - Failed to get grouped results merged" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq220><span>2-20 - Failed to get grouped results combined</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkfaq3-li><input type=checkbox id=m-endocs3-v2java-sdkfaq3-check> |
| <label for=m-endocs3-v2java-sdkfaq3-check><a href=/en/docs3-v2/java-sdk/faq/3/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkfaq3><span>3 - Proxy</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq31-li><input type=checkbox id=m-endocs3-v2java-sdkfaq31-check> |
| <label for=m-endocs3-v2java-sdkfaq31-check><a href=/en/docs3-v2/java-sdk/faq/3/1/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq31><span>3-1 - Failed to convert address to Invoker</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq32-li><input type=checkbox id=m-endocs3-v2java-sdkfaq32-check> |
| <label for=m-endocs3-v2java-sdkfaq32-check><a href=/en/docs3-v2/java-sdk/faq/3/2/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq32><span>3-2 - Publish or push service failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq33-li><input type=checkbox id=m-endocs3-v2java-sdkfaq33-check> |
| <label for=m-endocs3-v2java-sdkfaq33-check><a href=/en/docs3-v2/java-sdk/faq/3/3/ title="3-3 - Failed to generate bytecode via Javassist" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq33><span>3-3 - Failed to generate bytecode through Javassist</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq34-li><input type=checkbox id=m-endocs3-v2java-sdkfaq34-check> |
| <label for=m-endocs3-v2java-sdkfaq34-check><a href=/en/docs3-v2/java-sdk/faq/3/4/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq34><span>3-4 - Client sending request timed out</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq35-li><input type=checkbox id=m-endocs3-v2java-sdkfaq35-check> |
| <label for=m-endocs3-v2java-sdkfaq35-check><a href=/en/docs3-v2/java-sdk/faq/3/5/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq35><span>3-5 - An exception occurred in the asynchronous response</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq36-li><input type=checkbox id=m-endocs3-v2java-sdkfaq36-check> |
| <label for=m-endocs3-v2java-sdkfaq36-check><a href=/en/docs3-v2/java-sdk/faq/3/6/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq36><span>3-6 - An exception occurred in the proxy execution service</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq37-li><input type=checkbox id=m-endocs3-v2java-sdkfaq37-check> |
| <label for=m-endocs3-v2java-sdkfaq37-check><a href=/en/docs3-v2/java-sdk/faq/3/7/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq37><span>3-7 - Server response timed out</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq38-li><input type=checkbox id=m-endocs3-v2java-sdkfaq38-check> |
| <label for=m-endocs3-v2java-sdkfaq38-check><a href=/en/docs3-v2/java-sdk/faq/3/8/ title="3-8 - Proxy Failure" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq38><span>3-8 - Agent failed</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkfaq4-li><input type=checkbox id=m-endocs3-v2java-sdkfaq4-check> |
| <label for=m-endocs3-v2java-sdkfaq4-check><a href=/en/docs3-v2/java-sdk/faq/4/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkfaq4><span>4 - Protocol</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq41-li><input type=checkbox id=m-endocs3-v2java-sdkfaq41-check> |
| <label for=m-endocs3-v2java-sdkfaq41-check><a href=/en/docs3-v2/java-sdk/faq/4/1/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq41><span>4-1 - Unsupported protocol</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq42-li><input type=checkbox id=m-endocs3-v2java-sdkfaq42-check> |
| <label for=m-endocs3-v2java-sdkfaq42-check><a href=/en/docs3-v2/java-sdk/faq/4/2/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq42><span>4-2 - Serialization optimizer initial error</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq43-li><input type=checkbox id=m-endocs3-v2java-sdkfaq43-check> |
| <label for=m-endocs3-v2java-sdkfaq43-check><a href=/en/docs3-v2/java-sdk/faq/4/3/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq43><span>4-3 - Interface reference call failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq44-li><input type=checkbox id=m-endocs3-v2java-sdkfaq44-check> |
| <label for=m-endocs3-v2java-sdkfaq44-check><a href=/en/docs3-v2/java-sdk/faq/4/4/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq44><span>4-4 - Non-safe serialization method</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq45-li><input type=checkbox id=m-endocs3-v2java-sdkfaq45-check> |
| <label for=m-endocs3-v2java-sdkfaq45-check><a href=/en/docs3-v2/java-sdk/faq/4/5/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq45><span>4-5 - Stream closed exception</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq46-li><input type=checkbox id=m-endocs3-v2java-sdkfaq46-check> |
| <label for=m-endocs3-v2java-sdkfaq46-check><a href=/en/docs3-v2/java-sdk/faq/4/6/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq46><span>4-6 - Deserialization failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq47-li><input type=checkbox id=m-endocs3-v2java-sdkfaq47-check> |
| <label for=m-endocs3-v2java-sdkfaq47-check><a href=/en/docs3-v2/java-sdk/faq/4/7/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq47><span>4-7 - An error occurred while closing the client</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq48-li><input type=checkbox id=m-endocs3-v2java-sdkfaq48-check> |
| <label for=m-endocs3-v2java-sdkfaq48-check><a href=/en/docs3-v2/java-sdk/faq/4/8/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq48><span>4-8 - An error occurred while closing the server</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq49-li><input type=checkbox id=m-endocs3-v2java-sdkfaq49-check> |
| <label for=m-endocs3-v2java-sdkfaq49-check><a href=/en/docs3-v2/java-sdk/faq/4/9/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq49><span>4-9 - Parse failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq410-li><input type=checkbox id=m-endocs3-v2java-sdkfaq410-check> |
| <label for=m-endocs3-v2java-sdkfaq410-check><a href=/en/docs3-v2/java-sdk/faq/4/10/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq410><span>4-10 - Triple serialization result failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq411-li><input type=checkbox id=m-endocs3-v2java-sdkfaq411-check> |
| <label for=m-endocs3-v2java-sdkfaq411-check><a href=/en/docs3-v2/java-sdk/faq/4/11/ title="4-11 - Failed to initiate request" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq411><span>4-11 - Failed to initiate the request</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq412-li><input type=checkbox id=m-endocs3-v2java-sdkfaq412-check> |
| <label for=m-endocs3-v2java-sdkfaq412-check><a href=/en/docs3-v2/java-sdk/faq/4/12/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq412><span>4-12 - Failed to create Triple stream</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq413-li><input type=checkbox id=m-endocs3-v2java-sdkfaq413-check> |
| <label for=m-endocs3-v2java-sdkfaq413-check><a href=/en/docs3-v2/java-sdk/faq/4/13/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq413><span>4-13 - Server Timeout</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq414-li><input type=checkbox id=m-endocs3-v2java-sdkfaq414-check> |
| <label for=m-endocs3-v2java-sdkfaq414-check><a href=/en/docs3-v2/java-sdk/faq/4/14/ title="4-14 - Response Result Failed" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq414><span>4-14 - Response result failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq415-li><input type=checkbox id=m-endocs3-v2java-sdkfaq415-check> |
| <label for=m-endocs3-v2java-sdkfaq415-check><a href=/en/docs3-v2/java-sdk/faq/4/15/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq415><span>4-15 - Client Stream Listener</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq416-li><input type=checkbox id=m-endocs3-v2java-sdkfaq416-check> |
| <label for=m-endocs3-v2java-sdkfaq416-check><a href=/en/docs3-v2/java-sdk/faq/4/16/ title="4-16 - Service Closed" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq416><span>4-16 - Service is closed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq417-li><input type=checkbox id=m-endocs3-v2java-sdkfaq417-check> |
| <label for=m-endocs3-v2java-sdkfaq417-check><a href=/en/docs3-v2/java-sdk/faq/4/17/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq417><span>4-17 - Error closing all callers</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq418-li><input type=checkbox id=m-endocs3-v2java-sdkfaq418-check> |
| <label for=m-endocs3-v2java-sdkfaq418-check><a href=/en/docs3-v2/java-sdk/faq/4/18/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq418><span>4-18 - Unable to get service model from call</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq419-li><input type=checkbox id=m-endocs3-v2java-sdkfaq419-check> |
| <label for=m-endocs3-v2java-sdkfaq419-check><a href=/en/docs3-v2/java-sdk/faq/4/19/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq419><span>4-19 - Parameter values may be wrong</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq420-li><input type=checkbox id=m-endocs3-v2java-sdkfaq420-check> |
| <label for=m-endocs3-v2java-sdkfaq420-check><a href=/en/docs3-v2/java-sdk/faq/4/20/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq420><span>4-20 - Data decoding failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq421-li><input type=checkbox id=m-endocs3-v2java-sdkfaq421-check> |
| <label for=m-endocs3-v2java-sdkfaq421-check><a href=/en/docs3-v2/java-sdk/faq/4/21/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq421><span>4-21 - Insecure serialized data detected</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkfaq5-li><input type=checkbox id=m-endocs3-v2java-sdkfaq5-check> |
| <label for=m-endocs3-v2java-sdkfaq5-check><a href=/en/docs3-v2/java-sdk/faq/5/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkfaq5><span>5 - Config Center</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq51-li><input type=checkbox id=m-endocs3-v2java-sdkfaq51-check> |
| <label for=m-endocs3-v2java-sdkfaq51-check><a href=/en/docs3-v2/java-sdk/faq/5/1/ title="5-1 - Failed to connect to configuration center" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq51><span>5-1 - Failed to connect to the configuration center</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq52-li><input type=checkbox id=m-endocs3-v2java-sdkfaq52-check> |
| <label for=m-endocs3-v2java-sdkfaq52-check><a href=/en/docs3-v2/java-sdk/faq/5/2/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq52><span>5-2 - Failed to register/unregister shutdown hook method</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq53-li><input type=checkbox id=m-endocs3-v2java-sdkfaq53-check> |
| <label for=m-endocs3-v2java-sdkfaq53-check><a href=/en/docs3-v2/java-sdk/faq/5/3/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq53><span>5-3 - An unexpected error occurred while destroying a method call</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq54-li><input type=checkbox id=m-endocs3-v2java-sdkfaq54-check> |
| <label for=m-endocs3-v2java-sdkfaq54-check><a href=/en/docs3-v2/java-sdk/faq/5/4/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq54><span>5-4 - Method not found in service interface</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq55-li><input type=checkbox id=m-endocs3-v2java-sdkfaq55-check> |
| <label for=m-endocs3-v2java-sdkfaq55-check><a href=/en/docs3-v2/java-sdk/faq/5/5/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq55><span>5-5 - Unable to get env variables</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq56-li><input type=checkbox id=m-endocs3-v2java-sdkfaq56-check> |
| <label for=m-endocs3-v2java-sdkfaq56-check><a href=/en/docs3-v2/java-sdk/faq/5/6/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq56><span>5-6 - Attribute Conflict of Interface Type</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq57-li><input type=checkbox id=m-endocs3-v2java-sdkfaq57-check> |
| <label for=m-endocs3-v2java-sdkfaq57-check><a href=/en/docs3-v2/java-sdk/faq/5/7/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq57><span>5-7 - An unexpected error occurred while canceling the export</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq58-li><input type=checkbox id=m-endocs3-v2java-sdkfaq58-check> |
| <label for=m-endocs3-v2java-sdkfaq58-check><a href=/en/docs3-v2/java-sdk/faq/5/8/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq58><span>5-8 - The protocol will use a random available port</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq59-li><input type=checkbox id=m-endocs3-v2java-sdkfaq59-check> |
| <label for=m-endocs3-v2java-sdkfaq59-check><a href=/en/docs3-v2/java-sdk/faq/5/9/ title="5-9 - Service Configuration Export Failed" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq59><span>5-9 - Service configuration export failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq510-li><input type=checkbox id=m-endocs3-v2java-sdkfaq510-check> |
| <label for=m-endocs3-v2java-sdkfaq510-check><a href=/en/docs3-v2/java-sdk/faq/5/10/ title="5-10 - Registration interface application mapping failed for service" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq510><span>5-10 - Service's registration interface application mapping failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq511-li><input type=checkbox id=m-endocs3-v2java-sdkfaq511-check> |
| <label for=m-endocs3-v2java-sdkfaq511-check><a href=/en/docs3-v2/java-sdk/faq/5/11/ title="5-11 - Registration Instance Error" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq511><span>5-11 - Registration instance error</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq512-li><input type=checkbox id=m-endocs3-v2java-sdkfaq512-check> |
| <label for=m-endocs3-v2java-sdkfaq512-check><a href=/en/docs3-v2/java-sdk/faq/5/12/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq512><span>5-12 - Refresh instance and metadata errors</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq513-li><input type=checkbox id=m-endocs3-v2java-sdkfaq513-check> |
| <label for=m-endocs3-v2java-sdkfaq513-check><a href=/en/docs3-v2/java-sdk/faq/5/13/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq513><span>5-13 - Model cannot be destroyed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq514-li><input type=checkbox id=m-endocs3-v2java-sdkfaq514-check> |
| <label for=m-endocs3-v2java-sdkfaq514-check><a href=/en/docs3-v2/java-sdk/faq/5/14/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq514><span>5-14 - Model startup error</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq515-li><input type=checkbox id=m-endocs3-v2java-sdkfaq515-check> |
| <label for=m-endocs3-v2java-sdkfaq515-check><a href=/en/docs3-v2/java-sdk/faq/5/15/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq515><span>5-15 - Model Reference Error</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq516-li><input type=checkbox id=m-endocs3-v2java-sdkfaq516-check> |
| <label for=m-endocs3-v2java-sdkfaq516-check><a href=/en/docs3-v2/java-sdk/faq/5/16/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq516><span>5-16 - Unable to find any valid agreements</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq517-li><input type=checkbox id=m-endocs3-v2java-sdkfaq517-check> |
| <label for=m-endocs3-v2java-sdkfaq517-check><a href=/en/docs3-v2/java-sdk/faq/5/17/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq517><span>5-17 - Parameter value format error</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq518-li><input type=checkbox id=m-endocs3-v2java-sdkfaq518-check> |
| <label for=m-endocs3-v2java-sdkfaq518-check><a href=/en/docs3-v2/java-sdk/faq/5/18/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq518><span>5-18 - Notification registration event failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq519-li><input type=checkbox id=m-endocs3-v2java-sdkfaq519-check> |
| <label for=m-endocs3-v2java-sdkfaq519-check><a href=/en/docs3-v2/java-sdk/faq/5/19/ title="5-19 - Embedded ZooKeeper running abnormally" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq519><span>5-19 - The embedded ZooKeeper runs abnormally</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq520-li><input type=checkbox id=m-endocs3-v2java-sdkfaq520-check> |
| <label for=m-endocs3-v2java-sdkfaq520-check><a href=/en/docs3-v2/java-sdk/faq/5/20/ title="5-20 - Error occurred while stopping dubbo module" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq520><span>5-20 - An error occurred while stopping the dubbo module</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq521-li><input type=checkbox id=m-endocs3-v2java-sdkfaq521-check> |
| <label for=m-endocs3-v2java-sdkfaq521-check><a href=/en/docs3-v2/java-sdk/faq/5/21/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq521><span>5-21 - An exception occurred when the service was destroyed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq522-li><input type=checkbox id=m-endocs3-v2java-sdkfaq522-check> |
| <label for=m-endocs3-v2java-sdkfaq522-check><a href=/en/docs3-v2/java-sdk/faq/5/22/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq522><span>5-22 - An error occurred while initializing the registry</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq523-li><input type=checkbox id=m-endocs3-v2java-sdkfaq523-check> |
| <label for=m-endocs3-v2java-sdkfaq523-check><a href=/en/docs3-v2/java-sdk/faq/5/23/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq523><span>5-23 - Waiting for export/reference service exception</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq524-li><input type=checkbox id=m-endocs3-v2java-sdkfaq524-check> |
| <label for=m-endocs3-v2java-sdkfaq524-check><a href=/en/docs3-v2/java-sdk/faq/5/24/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq524><span>5-24 - An exception occurred while asynchronously waiting for the reference service</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq525-li><input type=checkbox id=m-endocs3-v2java-sdkfaq525-check> |
| <label for=m-endocs3-v2java-sdkfaq525-check><a href=/en/docs3-v2/java-sdk/faq/5/25/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq525><span>5-25 - Undefined exception from custom implementation</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq526-li><input type=checkbox id=m-endocs3-v2java-sdkfaq526-check> |
| <label for=m-endocs3-v2java-sdkfaq526-check><a href=/en/docs3-v2/java-sdk/faq/5/26/ title="5-26 - Metadata Exported" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq526><span>5-26 - Metadata exported</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq527-li><input type=checkbox id=m-endocs3-v2java-sdkfaq527-check> |
| <label for=m-endocs3-v2java-sdkfaq527-check><a href=/en/docs3-v2/java-sdk/faq/5/27/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq527><span>5-27 - Inner class API is misused</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq528-li><input type=checkbox id=m-endocs3-v2java-sdkfaq528-check> |
| <label for=m-endocs3-v2java-sdkfaq528-check><a href=/en/docs3-v2/java-sdk/faq/5/28/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq528><span>5-28 - No available annotation found</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq529-li><input type=checkbox id=m-endocs3-v2java-sdkfaq529-check> |
| <label for=m-endocs3-v2java-sdkfaq529-check><a href=/en/docs3-v2/java-sdk/faq/5/29/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq529><span>5-29 - Scan package not configured</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq530-li><input type=checkbox id=m-endocs3-v2java-sdkfaq530-check> |
| <label for=m-endocs3-v2java-sdkfaq530-check><a href=/en/docs3-v2/java-sdk/faq/5/30/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq530><span>5-30 - Duplicate bean definition</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq531-li><input type=checkbox id=m-endocs3-v2java-sdkfaq531-check> |
| <label for=m-endocs3-v2java-sdkfaq531-check><a href=/en/docs3-v2/java-sdk/faq/5/31/ title="5-31 - Status Check Error" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq531><span>5-31 - Status check error</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq532-li><input type=checkbox id=m-endocs3-v2java-sdkfaq532-check> |
| <label for=m-endocs3-v2java-sdkfaq532-check><a href=/en/docs3-v2/java-sdk/faq/5/32/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq532><span>5-32 - Apollo disconnected with an error</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq533-li><input type=checkbox id=m-endocs3-v2java-sdkfaq533-check> |
| <label for=m-endocs3-v2java-sdkfaq533-check><a href=/en/docs3-v2/java-sdk/faq/5/33/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq533><span>5-33 - An exception occurred in the Apollo configuration update event</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq534-li><input type=checkbox id=m-endocs3-v2java-sdkfaq534-check> |
| <label for=m-endocs3-v2java-sdkfaq534-check><a href=/en/docs3-v2/java-sdk/faq/5/34/ title="5-34 - NACOS Error" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq534><span>5-34 - NACOS went wrong</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq535-li><input type=checkbox id=m-endocs3-v2java-sdkfaq535-check> |
| <label for=m-endocs3-v2java-sdkfaq535-check><a href=/en/docs3-v2/java-sdk/faq/5/35/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq535><span>5-35 - Container initialization failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq536-li><input type=checkbox id=m-endocs3-v2java-sdkfaq536-check> |
| <label for=m-endocs3-v2java-sdkfaq536-check><a href=/en/docs3-v2/java-sdk/faq/5/36/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq536><span>5-36 - An error occurred during filter validation</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq537-li><input type=checkbox id=m-endocs3-v2java-sdkfaq537-check> |
| <label for=m-endocs3-v2java-sdkfaq537-check><a href=/en/docs3-v2/java-sdk/faq/5/37/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq537><span>5-37 - An error occurred in the processing of dynamic configuration monitoring</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq538-li><input type=checkbox id=m-endocs3-v2java-sdkfaq538-check> |
| <label for=m-endocs3-v2java-sdkfaq538-check><a href=/en/docs3-v2/java-sdk/faq/5/38/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq538><span>5-38 - Configuration parameter undefined</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq539-li><input type=checkbox id=m-endocs3-v2java-sdkfaq539-check> |
| <label for=m-endocs3-v2java-sdkfaq539-check><a href=/en/docs3-v2/java-sdk/faq/5/39/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq539><span>5-39 - An error occurred in the Dubbo configuration bean initializer</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq540-li><input type=checkbox id=m-endocs3-v2java-sdkfaq540-check> |
| <label for=m-endocs3-v2java-sdkfaq540-check><a href=/en/docs3-v2/java-sdk/faq/5/40/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq540><span>5-40 - Dubbo configuration bean not found</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq541-li><input type=checkbox id=m-endocs3-v2java-sdkfaq541-check> |
| <label for=m-endocs3-v2java-sdkfaq541-check><a href=/en/docs3-v2/java-sdk/faq/5/41/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq541><span>5-41 - Failed to read SSL certificate</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq542-li><input type=checkbox id=m-endocs3-v2java-sdkfaq542-check> |
| <label for=m-endocs3-v2java-sdkfaq542-check><a href=/en/docs3-v2/java-sdk/faq/5/42/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq542><span>5-42 - Dubbo certificate issuance failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq543-li><input type=checkbox id=m-endocs3-v2java-sdkfaq543-check> |
| <label for=m-endocs3-v2java-sdkfaq543-check><a href=/en/docs3-v2/java-sdk/faq/5/43/ title="5-43 - Dubbo certificate signing connection is not secure" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq543><span>5-43 - Dubbo certificate signing connection is insecure</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkfaq6-li><input type=checkbox id=m-endocs3-v2java-sdkfaq6-check> |
| <label for=m-endocs3-v2java-sdkfaq6-check><a href=/en/docs3-v2/java-sdk/faq/6/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkfaq6><span>6 - Transport</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq61-li><input type=checkbox id=m-endocs3-v2java-sdkfaq61-check> |
| <label for=m-endocs3-v2java-sdkfaq61-check><a href=/en/docs3-v2/java-sdk/faq/6/1/ title="6-1 - Server Connection Failed" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq61><span>6-1 - Server connection failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq62-li><input type=checkbox id=m-endocs3-v2java-sdkfaq62-check> |
| <label for=m-endocs3-v2java-sdkfaq62-check><a href=/en/docs3-v2/java-sdk/faq/6/2/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq62><span>6-2 - Client Timeout</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq63-li><input type=checkbox id=m-endocs3-v2java-sdkfaq63-check> |
| <label for=m-endocs3-v2java-sdkfaq63-check><a href=/en/docs3-v2/java-sdk/faq/6/3/ title="6-3 - Failed to close network connection" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq63><span>6-3 - Failed to close the network connection</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq64-li><input type=checkbox id=m-endocs3-v2java-sdkfaq64-check> |
| <label for=m-endocs3-v2java-sdkfaq64-check><a href=/en/docs3-v2/java-sdk/faq/6/4/ title="6-4 - Network communication layer unknown exception" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq64><span>6-4 - Unknown exception in the network communication layer</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq65-li><input type=checkbox id=m-endocs3-v2java-sdkfaq65-check> |
| <label for=m-endocs3-v2java-sdkfaq65-check><a href=/en/docs3-v2/java-sdk/faq/6/5/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq65><span>6-5 - Network disconnection failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq66-li><input type=checkbox id=m-endocs3-v2java-sdkfaq66-check> |
| <label for=m-endocs3-v2java-sdkfaq66-check><a href=/en/docs3-v2/java-sdk/faq/6/6/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq66><span>6-6 - Unsupported message</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq67-li><input type=checkbox id=m-endocs3-v2java-sdkfaq67-check> |
| <label for=m-endocs3-v2java-sdkfaq67-check><a href=/en/docs3-v2/java-sdk/faq/6/7/ title="6-7 - Thread Connection Exceeded Warning" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq67><span>6-7 - Server connection failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq68-li><input type=checkbox id=m-endocs3-v2java-sdkfaq68-check> |
| <label for=m-endocs3-v2java-sdkfaq68-check><a href=/en/docs3-v2/java-sdk/faq/6/8/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq68><span>6-8 - Return data decoding failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq69-li><input type=checkbox id=m-endocs3-v2java-sdkfaq69-check> |
| <label for=m-endocs3-v2java-sdkfaq69-check><a href=/en/docs3-v2/java-sdk/faq/6/9/ title="6-9 - There are duplicate serial number IDs" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq69><span>6-9 - Server connection failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq610-li><input type=checkbox id=m-endocs3-v2java-sdkfaq610-check> |
| <label for=m-endocs3-v2java-sdkfaq610-check><a href=/en/docs3-v2/java-sdk/faq/6/10/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq610><span>6-10 - Payload Limit Exceeded Exception</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq611-li><input type=checkbox id=m-endocs3-v2java-sdkfaq611-check> |
| <label for=m-endocs3-v2java-sdkfaq611-check><a href=/en/docs3-v2/java-sdk/faq/6/11/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq611><span>6-11 - Character set not supported</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq612-li><input type=checkbox id=m-endocs3-v2java-sdkfaq612-check> |
| <label for=m-endocs3-v2java-sdkfaq612-check><a href=/en/docs3-v2/java-sdk/faq/6/12/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq612><span>6-12 - An error occurred when the ZK client was destroyed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq613-li><input type=checkbox id=m-endocs3-v2java-sdkfaq613-check> |
| <label for=m-endocs3-v2java-sdkfaq613-check><a href=/en/docs3-v2/java-sdk/faq/6/13/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq613><span>6-13 - Stream closed exception</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq614-li><input type=checkbox id=m-endocs3-v2java-sdkfaq614-check> |
| <label for=m-endocs3-v2java-sdkfaq614-check><a href=/en/docs3-v2/java-sdk/faq/6/14/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq614><span>6-14 - Server response failed</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq615-li><input type=checkbox id=m-endocs3-v2java-sdkfaq615-check> |
| <label for=m-endocs3-v2java-sdkfaq615-check><a href=/en/docs3-v2/java-sdk/faq/6/15/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq615><span>6-15 - Skip unread stream data</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq616-li><input type=checkbox id=m-endocs3-v2java-sdkfaq616-check> |
| <label for=m-endocs3-v2java-sdkfaq616-check><a href=/en/docs3-v2/java-sdk/faq/6/16/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq616><span>6-16 - An exception occurred during reconnection</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkfaq7-li><input type=checkbox id=m-endocs3-v2java-sdkfaq7-check> |
| <label for=m-endocs3-v2java-sdkfaq7-check><a href=/en/docs3-v2/java-sdk/faq/7/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkfaq7><span>7 - QoS</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq71-li><input type=checkbox id=m-endocs3-v2java-sdkfaq71-check> |
| <label for=m-endocs3-v2java-sdkfaq71-check><a href=/en/docs3-v2/java-sdk/faq/7/1/ title="7-1 - QOS OFF" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq71><span>7-1 - QOS is off</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq72-li><input type=checkbox id=m-endocs3-v2java-sdkfaq72-check> |
| <label for=m-endocs3-v2java-sdkfaq72-check><a href=/en/docs3-v2/java-sdk/faq/7/2/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq72><span>7-2 - QOS is on</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq73-li><input type=checkbox id=m-endocs3-v2java-sdkfaq73-check> |
| <label for=m-endocs3-v2java-sdkfaq73-check><a href=/en/docs3-v2/java-sdk/faq/7/3/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq73><span>7-3 - Set warning percentage value for timeout</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq74-li><input type=checkbox id=m-endocs3-v2java-sdkfaq74-check> |
| <label for=m-endocs3-v2java-sdkfaq74-check><a href=/en/docs3-v2/java-sdk/faq/7/4/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq74><span>7-4 - QOS service failed to start</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq75-li><input type=checkbox id=m-endocs3-v2java-sdkfaq75-check> |
| <label for=m-endocs3-v2java-sdkfaq75-check><a href=/en/docs3-v2/java-sdk/faq/7/5/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq75><span>7-5 - QOS command not found</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq76-li><input type=checkbox id=m-endocs3-v2java-sdkfaq76-check> |
| <label for=m-endocs3-v2java-sdkfaq76-check><a href=/en/docs3-v2/java-sdk/faq/7/6/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq76><span>7-6 - Unknown exception occurred in QOS</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq77-li><input type=checkbox id=m-endocs3-v2java-sdkfaq77-check> |
| <label for=m-endocs3-v2java-sdkfaq77-check><a href=/en/docs3-v2/java-sdk/faq/7/7/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq77><span>7-7 - QOS Unprivileged Access</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2java-sdkfaq99-li><input type=checkbox id=m-endocs3-v2java-sdkfaq99-check> |
| <label for=m-endocs3-v2java-sdkfaq99-check><a href=/en/docs3-v2/java-sdk/faq/99/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2java-sdkfaq99><span>99 - Unknown</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq991-li><input type=checkbox id=m-endocs3-v2java-sdkfaq991-check> |
| <label for=m-endocs3-v2java-sdkfaq991-check><a href=/en/docs3-v2/java-sdk/faq/99/1/ title="99-1 - Program Interrupted" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq991><span>99-1 - Program interrupted</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaq990-li><input type=checkbox id=m-endocs3-v2java-sdkfaq990-check> |
| <label for=m-endocs3-v2java-sdkfaq990-check><a href=/en/docs3-v2/java-sdk/faq/99/0/ title="99-0 - Internal Unknown Error" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaq990><span>99-0 - Internal unknown error</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2java-sdkfaqintro-li><input type=checkbox id=m-endocs3-v2java-sdkfaqintro-check> |
| <label for=m-endocs3-v2java-sdkfaqintro-check><a href=/en/docs3-v2/java-sdk/faq/intro/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2java-sdkfaqintro><span>Introduction to Error Code Mechanism</span></a></label></li></ul></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2golang-sdk-li><input type=checkbox id=m-endocs3-v2golang-sdk-check> |
| <label for=m-endocs3-v2golang-sdk-check><a href=/en/docs3-v2/golang-sdk/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdk><span>Golang</span></a></label><ul class="ul-2 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2golang-sdkpreface-li><input type=checkbox id=m-endocs3-v2golang-sdkpreface-check> |
| <label for=m-endocs3-v2golang-sdkpreface-check><a href=/en/docs3-v2/golang-sdk/preface/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdkpreface><span>Preface</span></a></label><ul class="ul-3 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdkprefacewhat-li><input type=checkbox id=m-endocs3-v2golang-sdkprefacewhat-check> |
| <label for=m-endocs3-v2golang-sdkprefacewhat-check><a href=/en/docs3-v2/golang-sdk/preface/what/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdkprefacewhat><span>What is Dubbo-go</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2golang-sdkprefaceconcept-li><input type=checkbox id=m-endocs3-v2golang-sdkprefaceconcept-check> |
| <label for=m-endocs3-v2golang-sdkprefaceconcept-check><a href=/en/docs3-v2/golang-sdk/preface/concept/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdkprefaceconcept><span>Concept</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdkprefaceconceptgeneric-li><input type=checkbox id=m-endocs3-v2golang-sdkprefaceconceptgeneric-check> |
| <label for=m-endocs3-v2golang-sdkprefaceconceptgeneric-check><a href=/en/docs3-v2/golang-sdk/preface/concept/generic/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdkprefaceconceptgeneric><span>generalization call</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdkprefaceconceptmulti_language-li><input type=checkbox id=m-endocs3-v2golang-sdkprefaceconceptmulti_language-check> |
| <label for=m-endocs3-v2golang-sdkprefaceconceptmulti_language-check><a href=/en/docs3-v2/golang-sdk/preface/concept/multi_language/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdkprefaceconceptmulti_language><span>Multilingual RPC</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdkprefaceconceptprotocol-li><input type=checkbox id=m-endocs3-v2golang-sdkprefaceconceptprotocol-check> |
| <label for=m-endocs3-v2golang-sdkprefaceconceptprotocol-check><a href=/en/docs3-v2/golang-sdk/preface/concept/protocol/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdkprefaceconceptprotocol><span>Network Protocol</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdkprefaceconceptregistry-li><input type=checkbox id=m-endocs3-v2golang-sdkprefaceconceptregistry-check> |
| <label for=m-endocs3-v2golang-sdkprefaceconceptregistry-check><a href=/en/docs3-v2/golang-sdk/preface/concept/registry/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdkprefaceconceptregistry><span>Service Registration Discovery</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdkpreface30_feature-li><input type=checkbox id=m-endocs3-v2golang-sdkpreface30_feature-check> |
| <label for=m-endocs3-v2golang-sdkpreface30_feature-check><a href=/en/docs3-v2/golang-sdk/preface/3.0_feature/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdkpreface30_feature><span>New Features of Dubbo-go 3.0</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2golang-sdkprefacedesign-li><input type=checkbox id=m-endocs3-v2golang-sdkprefacedesign-check> |
| <label for=m-endocs3-v2golang-sdkprefacedesign-check><a href=/en/docs3-v2/golang-sdk/preface/design/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdkprefacedesign><span>Architecture</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdkprefacedesignaop_and_extension-li><input type=checkbox id=m-endocs3-v2golang-sdkprefacedesignaop_and_extension-check> |
| <label for=m-endocs3-v2golang-sdkprefacedesignaop_and_extension-check><a href=/en/docs3-v2/golang-sdk/preface/design/aop_and_extension/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdkprefacedesignaop_and_extension><span>AOP and Extensibility Mechanisms</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdkprefacedesignarchitecture-li><input type=checkbox id=m-endocs3-v2golang-sdkprefacedesignarchitecture-check> |
| <label for=m-endocs3-v2golang-sdkprefacedesignarchitecture-check><a href=/en/docs3-v2/golang-sdk/preface/design/architecture/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdkprefacedesignarchitecture><span>Architecture</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdkprefacedesignapp_and_interface-li><input type=checkbox id=m-endocs3-v2golang-sdkprefacedesignapp_and_interface-check> |
| <label for=m-endocs3-v2golang-sdkprefacedesignapp_and_interface-check><a href=/en/docs3-v2/golang-sdk/preface/design/app_and_interface/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdkprefacedesignapp_and_interface><span>Dubbo's application and interface</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdkprefacesamples-li><input type=checkbox id=m-endocs3-v2golang-sdkprefacesamples-check> |
| <label for=m-endocs3-v2golang-sdkprefacesamples-check><a href=/en/docs3-v2/golang-sdk/preface/samples/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdkprefacesamples><span>Dubbo-go Samples</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2golang-sdkquickstart-li><input type=checkbox id=m-endocs3-v2golang-sdkquickstart-check> |
| <label for=m-endocs3-v2golang-sdkquickstart-check><a href=/en/docs3-v2/golang-sdk/quickstart/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdkquickstart><span>Quick Start</span></a></label><ul class="ul-3 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdkquickstartinstall-li><input type=checkbox id=m-endocs3-v2golang-sdkquickstartinstall-check> |
| <label for=m-endocs3-v2golang-sdkquickstartinstall-check><a href=/en/docs3-v2/golang-sdk/quickstart/install/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdkquickstartinstall><span>Install Dubbo-go development environment</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdkquickstartquickstart_triple-li><input type=checkbox id=m-endocs3-v2golang-sdkquickstartquickstart_triple-check> |
| <label for=m-endocs3-v2golang-sdkquickstartquickstart_triple-check><a href=/en/docs3-v2/golang-sdk/quickstart/quickstart_triple/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdkquickstartquickstart_triple><span>Complete an RPC call</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdkquickstartquickstart_triple_with_customize-li><input type=checkbox id=m-endocs3-v2golang-sdkquickstartquickstart_triple_with_customize-check> |
| <label for=m-endocs3-v2golang-sdkquickstartquickstart_triple_with_customize-check><a href=/en/docs3-v2/golang-sdk/quickstart/quickstart_triple_with_customize/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdkquickstartquickstart_triple_with_customize><span>Complete an RPC call (the version that defines the interface yourself)</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2golang-sdktutorial-li><input type=checkbox id=m-endocs3-v2golang-sdktutorial-check> |
| <label for=m-endocs3-v2golang-sdktutorial-check><a href=/en/docs3-v2/golang-sdk/tutorial/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorial><span>Task</span></a></label><ul class="ul-3 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2golang-sdktutorialdevelop-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelop-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelop-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialdevelop><span>Develop Services</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialdeveloptemplate-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdeveloptemplate-check> |
| <label for=m-endocs3-v2golang-sdktutorialdeveloptemplate-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/template/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialdeveloptemplate><span>Apply Template</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2golang-sdktutorialdevelopregistry-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelopregistry-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelopregistry-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/registry/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialdevelopregistry><span>Registry</span></a></label><ul class="ul-5 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialdevelopregistrydesc-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelopregistrydesc-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelopregistrydesc-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/registry/desc/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialdevelopregistrydesc><span>Understanding the Registry</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialdevelopregistryservice-discovery-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelopregistryservice-discovery-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelopregistryservice-discovery-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/registry/service-discovery/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialdevelopregistryservice-discovery><span>Application-Level Service Discovery</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialdevelopregistryregistry-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelopregistryregistry-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelopregistryregistry-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/registry/registry/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialdevelopregistryregistry><span>Registry Configuration</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialdevelopregistrynacos-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelopregistrynacos-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelopregistrynacos-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/registry/nacos/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialdevelopregistrynacos><span>Use Nacos as a registry</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialdevelopregistrynacos-2-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelopregistrynacos-2-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelopregistrynacos-2-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/registry/nacos-2/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialdevelopregistrynacos-2><span>使用 Nacos 作为注册中心</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialdevelopregistryzookeeper-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelopregistryzookeeper-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelopregistryzookeeper-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/registry/zookeeper/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialdevelopregistryzookeeper><span>Using Zookeeper as a Registry</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialdevelopregistrypolaris-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelopregistrypolaris-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelopregistrypolaris-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/registry/polaris/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialdevelopregistrypolaris><span>Using Polaris as a Registry</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialdevelopregistrymulti_registry-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelopregistrymulti_registry-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelopregistrymulti_registry-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/registry/multi_registry/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialdevelopregistrymulti_registry><span>Multiple Registries</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2golang-sdktutorialdevelopprotocol-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelopprotocol-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelopprotocol-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/protocol/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialdevelopprotocol><span>Protocol Configuration</span></a></label><ul class="ul-5 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialdevelopprotocolexception_response-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelopprotocolexception_response-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelopprotocolexception_response-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/protocol/exception_response/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialdevelopprotocolexception_response><span>Triple exception return</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialdevelopprotocolerror-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelopprotocolerror-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelopprotocolerror-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/protocol/error/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialdevelopprotocolerror><span>exception information return</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialdevelopprotocolchoose_protocol-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelopprotocolchoose_protocol-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelopprotocolchoose_protocol-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/protocol/choose_protocol/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialdevelopprotocolchoose_protocol><span>Select the network protocol to use</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2golang-sdktutorialdevelopinterflow-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelopinterflow-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelopinterflow-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/interflow/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialdevelopinterflow><span>Heterogeneous System Interoperability</span></a></label><ul class="ul-5 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialdevelopinterflowcall_java-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelopinterflowcall_java-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelopinterflowcall_java-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/interflow/call_java/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialdevelopinterflowcall_java><span>Cross-language interoperability with Java applications</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialdevelopinterflowcall_grpc-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelopinterflowcall_grpc-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelopinterflowcall_grpc-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/interflow/call_grpc/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialdevelopinterflowcall_grpc><span>Interoperate with gRPC applications</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2golang-sdktutorialdevelopconfig-center-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelopconfig-center-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelopconfig-center-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/config-center/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialdevelopconfig-center><span>Configuration Center</span></a></label><ul class="ul-5 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialdevelopconfig-centerdesc-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelopconfig-centerdesc-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelopconfig-centerdesc-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/config-center/desc/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialdevelopconfig-centerdesc><span>Introduction to Configuration Center</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialdevelopconfig-centerconfig-center-dynamic-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelopconfig-centerconfig-center-dynamic-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelopconfig-centerconfig-center-dynamic-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/config-center/config-center-dynamic/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialdevelopconfig-centerconfig-center-dynamic><span>Dubbogo 3.0 configuration center and configuration monitoring</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialdevelopconfig-centerremote_config-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelopconfig-centerremote_config-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelopconfig-centerremote_config-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/config-center/remote_config/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialdevelopconfig-centerremote_config><span>Remote loading configuration start</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2golang-sdktutorialdevelopfeatures-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelopfeatures-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelopfeatures-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/features/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialdevelopfeatures><span>Advanced Features</span></a></label><ul class="ul-5 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialdevelopfeaturesconfig_api-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelopfeaturesconfig_api-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelopfeaturesconfig_api-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/features/config_api/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialdevelopfeaturesconfig_api><span>Launching the Application Using the Configuration API</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialdevelopfeaturescustom-logger-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelopfeaturescustom-logger-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelopfeaturescustom-logger-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/features/custom-logger/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialdevelopfeaturescustom-logger><span>log</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialdevelopfeaturescontext-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelopfeaturescontext-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelopfeaturescontext-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/features/context/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialdevelopfeaturescontext><span>Use ctx to pass context information</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialdevelopfeaturesgeneric-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelopfeaturesgeneric-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelopfeaturesgeneric-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/features/generic/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialdevelopfeaturesgeneric><span>generalization call</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialdevelopfeaturesgeneric-2-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdevelopfeaturesgeneric-2-check> |
| <label for=m-endocs3-v2golang-sdktutorialdevelopfeaturesgeneric-2-check><a href=/en/docs3-v2/golang-sdk/tutorial/develop/features/generic-2/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialdevelopfeaturesgeneric-2><span>generalization call</span></a></label></li></ul></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2golang-sdktutorialdebugging-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdebugging-check> |
| <label for=m-endocs3-v2golang-sdktutorialdebugging-check><a href=/en/docs3-v2/golang-sdk/tutorial/debugging/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialdebugging><span>Service Debugging</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialdebugginggrpc_cli-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdebugginggrpc_cli-check> |
| <label for=m-endocs3-v2golang-sdktutorialdebugginggrpc_cli-check><a href=/en/docs3-v2/golang-sdk/tutorial/debugging/grpc_cli/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialdebugginggrpc_cli><span>Use grpc_cli to debug Dubbo-go service</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2golang-sdktutorialdeployment-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdeployment-check> |
| <label for=m-endocs3-v2golang-sdktutorialdeployment-check><a href=/en/docs3-v2/golang-sdk/tutorial/deployment/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialdeployment><span>Deployment Service</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialdeploymentpractice-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdeploymentpractice-check> |
| <label for=m-endocs3-v2golang-sdktutorialdeploymentpractice-check><a href=/en/docs3-v2/golang-sdk/tutorial/deployment/practice/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialdeploymentpractice><span>Introduction to Best Practices for Production Deployment</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialdeploymentdocker-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdeploymentdocker-check> |
| <label for=m-endocs3-v2golang-sdktutorialdeploymentdocker-check><a href=/en/docs3-v2/golang-sdk/tutorial/deployment/docker/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialdeploymentdocker><span>Docker image packaging tutorial</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialdeploymentkubernetes-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialdeploymentkubernetes-check> |
| <label for=m-endocs3-v2golang-sdktutorialdeploymentkubernetes-check><a href=/en/docs3-v2/golang-sdk/tutorial/deployment/kubernetes/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialdeploymentkubernetes><span>Kubernetes Deployment Tutorial</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2golang-sdktutorialgovernance-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernance-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernance-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialgovernance><span>Service Governance</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2golang-sdktutorialgovernancemonitor-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernancemonitor-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernancemonitor-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/monitor/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialgovernancemonitor><span>Service Status Monitoring</span></a></label><ul class="ul-5 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialgovernancemonitorhttp-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernancemonitorhttp-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernancemonitorhttp-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/monitor/http/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialgovernancemonitorhttp><span>Indicator observation based on http metrics</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialgovernancemonitorrpc_metrics-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernancemonitorrpc_metrics-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernancemonitorrpc_metrics-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/monitor/rpc_metrics/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialgovernancemonitorrpc_metrics><span>View monitoring information of RPC calls</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialgovernancemonitorpromethus-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernancemonitorpromethus-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernancemonitorpromethus-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/monitor/promethus/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialgovernancemonitorpromethus><span>Data Reporting Promethus Tutorial</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialgovernancemonitorgrafana-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernancemonitorgrafana-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernancemonitorgrafana-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/monitor/grafana/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialgovernancemonitorgrafana><span>Grafana-based Visual Monitoring Tutorial</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialgovernancemonitorlogger-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernancemonitorlogger-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernancemonitorlogger-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/monitor/logger/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialgovernancemonitorlogger><span>Dubbo Go Log Management</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialgovernancemonitormetrics-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernancemonitormetrics-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernancemonitormetrics-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/monitor/metrics/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialgovernancemonitormetrics><span>Metrics data reporting</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2golang-sdktutorialgovernancetracing-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernancetracing-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernancetracing-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/tracing/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialgovernancetracing><span>Full Link Tracking</span></a></label><ul class="ul-5 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialgovernancetracingjaeger-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernancetracingjaeger-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernancetracingjaeger-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/tracing/jaeger/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialgovernancetracingjaeger><span>Link Tracking Based on Jaeger</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialgovernancetracingopentelmentry-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernancetracingopentelmentry-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernancetracingopentelmentry-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/tracing/opentelmentry/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialgovernancetracingopentelmentry><span>Using the OpenTelmentry Protocol</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialgovernancetracingskywalking-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernancetracingskywalking-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernancetracingskywalking-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/tracing/skywalking/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialgovernancetracingskywalking><span>Skywalking-based Tracking</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2golang-sdktutorialgovernancehealth-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernancehealth-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernancehealth-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/health/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialgovernancehealth><span>Health Check</span></a></label><ul class="ul-5 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialgovernancehealthtriple-health-check-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernancehealthtriple-health-check-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernancehealthtriple-health-check-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/health/triple-health-check/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialgovernancehealthtriple-health-check><span>Grpc-based health check</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialgovernancehealthstart-check-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernancehealthstart-check-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernancehealthstart-check-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/health/start-check/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialgovernancehealthstart-check><span>dubbogo 3.0 check at startup</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialgovernancehealthkubernetes-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernancehealthkubernetes-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernancehealthkubernetes-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/health/kubernetes/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialgovernancehealthkubernetes><span>Kubernetes Probe</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2golang-sdktutorialgovernancetraffic-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernancetraffic-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernancetraffic-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/traffic/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialgovernancetraffic><span>Traffic Management</span></a></label><ul class="ul-5 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialgovernancetrafficmesh_router-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernancetrafficmesh_router-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernancetrafficmesh_router-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/traffic/mesh_router/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialgovernancetrafficmesh_router><span>routing rules</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialgovernancetrafficgraceful_shutdown-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernancetrafficgraceful_shutdown-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernancetrafficgraceful_shutdown-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/traffic/graceful_shutdown/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialgovernancetrafficgraceful_shutdown><span>Elegant online and offline</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2golang-sdktutorialgovernancelimit-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernancelimit-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernancelimit-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/limit/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialgovernancelimit><span>Rate Limit</span></a></label><ul class="ul-5 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialgovernancelimitinternally-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernancelimitinternally-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernancelimitinternally-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/limit/internally/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialgovernancelimitinternally><span>Dubbo Go's built-in current limit usage tutorial</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialgovernancelimitsentinel-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernancelimitsentinel-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernancelimitsentinel-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/limit/sentinel/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialgovernancelimitsentinel><span>Current Limiting Tutorial Based on Sentinel</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialgovernancelimitpolaris-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernancelimitpolaris-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernancelimitpolaris-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/limit/polaris/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialgovernancelimitpolaris><span>Polaris-Based Current Limiting Tutorial</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialgovernancelimittps_limiter-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernancelimittps_limiter-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernancelimittps_limiter-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/limit/tps_limiter/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialgovernancelimittps_limiter><span>Set current limit for the server</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialgovernancelimitadaptive-service-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernancelimitadaptive-service-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernancelimitadaptive-service-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/limit/adaptive-service/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialgovernancelimitadaptive-service><span>dubbogo 3.0 flexible service</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2golang-sdktutorialgovernanceservice-mesh-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernanceservice-mesh-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernanceservice-mesh-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/service-mesh/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialgovernanceservice-mesh><span>Service Mesh</span></a></label><ul class="ul-5 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialgovernanceservice-meshistio-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernanceservice-meshistio-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernanceservice-meshistio-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/service-mesh/istio/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialgovernanceservice-meshistio><span>Deploy the Istio environment</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialgovernanceservice-meshdeploy-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernanceservice-meshdeploy-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernanceservice-meshdeploy-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/service-mesh/deploy/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialgovernanceservice-meshdeploy><span>Deploy Dubbo-go application in Istio environment</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialgovernanceservice-meshtraffic_management-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernanceservice-meshtraffic_management-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernanceservice-meshtraffic_management-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/service-mesh/traffic_management/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-endocs3-v2golang-sdktutorialgovernanceservice-meshtraffic_management><span>traffic management</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-endocs3-v2golang-sdktutorialgovernanceservice-meshpixiu-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernanceservice-meshpixiu-check> |
| <label for=m-endocs3-v2golang-sdktutorialgovernanceservice-meshpixiu-check><a href=/en/docs3-v2/golang-sdk/tutorial/governance/service-mesh/pixiu/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2golang-sdktutorialgovernanceservice-meshpixiu><span>Use Pixiu gateway to access Ingress traffic</span></a></label><ul class="ul-6 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-endocs3-v2golang-sdktutorialgovernanceservice-meshpixiuhttp_triple-li><input type=checkbox id=m-endocs3-v2golang-sdktutorialgovernanceservice-meshpixiuhttp_triple-check> |
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| <label for=m-endocs3-v2erlang-sdk-check><a href=/en/docs3-v2/erlang-sdk/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-endocs3-v2erlang-sdk><span>Erlang</span></a></label></li></ul></li></ul></nav></div></div><main class="col-12 col-md-9 col-xl-8 pl-md-5" role=main><nav aria-label=breadcrumb class=td-breadcrumbs><ol class=breadcrumb><li class=breadcrumb-item><a href=https://cn.dubbo.apache.org/en/docs3-v2/>SDK Manual</a></li><li class=breadcrumb-item><a href=https://cn.dubbo.apache.org/en/docs3-v2/java-sdk/>Java</a></li><li class=breadcrumb-item><a href=https://cn.dubbo.apache.org/en/docs3-v2/java-sdk/advanced-features-and-usage/>Advanced Features</a></li><li class=breadcrumb-item><a href=https://cn.dubbo.apache.org/en/docs3-v2/java-sdk/advanced-features-and-usage/observability/>Observability</a></li><li class="breadcrumb-item active" aria-current=page><a href=https://cn.dubbo.apache.org/en/docs3-v2/java-sdk/advanced-features-and-usage/observability/meter/ aria-disabled=true class="btn-link disabled">Meter</a></li></ol></nav><div class=td-content><h1>Meter</h1><header class=article-meta></header><h1 id=overview>overview</h1><h2 id=1-indicator-access-instructions>1. Indicator access instructions</h2><h2 id=2-indicator-system-design>2. Indicator system design</h2><p>Dubbo’s indicator system involves three parts in total, indicator collection, local aggregation, and indicator push |
| Indicator collection: Push the indicators that need to be monitored inside Dubbo to a unified Collector for storage |
| Local Aggregation: All indicators collected are basic indicators, and some quantile indicators need to be calculated through local aggregation |
| Indicator push: The collected and aggregated indicators are pushed to third-party servers in a certain way, currently only involving Prometheus</p><h2 id=3-structural-design>3. Structural Design</h2><ul><li>Remove the original classes related to Metrics</li><li>Create new modules dubbo-metrics/dubbo-metrics-api, dubbo-metrics/dubbo-metrics-prometheus, MetricsConfig as the configuration class of the module</li><li>Use micrometer, use basic types in Collector to represent indicators, such as Long, Double, etc., and introduce micrometer in dubbo-metrics-api, and use micrometer to convert internal indicators</li></ul><h2 id=4-data-flow>4. data flow</h2><p><img src=/imgs/docs3-v2/java-sdk/observability/dataflow.png alt=img.png></p><h2 id=5-goals>5. Goals</h2><p>The indicator interface will provide a MetricsService, which not only provides interface-level data of the flexible service, but also provides query methods for all indicators. The interface for querying method-level indicators can be declared as follows</p><div class=highlight><pre tabindex=0 style=color:#93a1a1;background-color:#002b36;-moz-tab-size:4;-o-tab-size:4;tab-size:4><code class=language-java data-lang=java><span style=display:flex><span><span style=color:#268bd2>public</span> <span style=color:#268bd2>interface</span> <span style=color:#268bd2>MetricsService</span> { |
| </span></span><span style=display:flex><span> |
| </span></span><span style=display:flex><span> <span style=color:#586e75>/** |
| </span></span></span><span style=display:flex><span><span style=color:#586e75> * Default {@link MetricsService} extension name. |
| </span></span></span><span style=display:flex><span><span style=color:#586e75> */</span> |
| </span></span><span style=display:flex><span> String DEFAULT_EXTENSION_NAME <span style=color:#719e07>=</span> <span style=color:#2aa198>"default"</span>; |
| </span></span><span style=display:flex><span> |
| </span></span><span style=display:flex><span> <span style=color:#586e75>/** |
| </span></span></span><span style=display:flex><span><span style=color:#586e75> * The contract version of {@link MetricsService}, the future update must make sure compatible. |
| </span></span></span><span style=display:flex><span><span style=color:#586e75> */</span> |
| </span></span><span style=display:flex><span> String VERSION <span style=color:#719e07>=</span> <span style=color:#2aa198>"1.0.0"</span>; |
| </span></span><span style=display:flex><span> |
| </span></span><span style=display:flex><span> <span style=color:#586e75>/** |
| </span></span></span><span style=display:flex><span><span style=color:#586e75> * Get metrics by prefixes |
| </span></span></span><span style=display:flex><span><span style=color:#586e75> * |
| </span></span></span><span style=display:flex><span><span style=color:#586e75> * @param categories categories |
| </span></span></span><span style=display:flex><span><span style=color:#586e75> * @return metrics - key=MetricCategory value=MetricsEntityList |
| </span></span></span><span style=display:flex><span><span style=color:#586e75> */</span> |
| </span></span><span style=display:flex><span> Map<span style=color:#719e07><</span>MetricsCategory, List<span style=color:#719e07><</span>MetricsEntity<span style=color:#719e07>>></span> <span style=color:#268bd2>getMetricsByCategories</span>(List<span style=color:#719e07><</span>MetricsCategory<span style=color:#719e07>></span> categories); |
| </span></span><span style=display:flex><span> |
| </span></span><span style=display:flex><span> <span style=color:#586e75>/** |
| </span></span></span><span style=display:flex><span><span style=color:#586e75> * Get metrics by interface and prefixes |
| </span></span></span><span style=display:flex><span><span style=color:#586e75> * |
| </span></span></span><span style=display:flex><span><span style=color:#586e75> * @param serviceUniqueName serviceUniqueName (eg.group/interfaceName:version) |
| </span></span></span><span style=display:flex><span><span style=color:#586e75> * @param categories categories |
| </span></span></span><span style=display:flex><span><span style=color:#586e75> * @return metrics - key=MetricCategory value=MetricsEntityList |
| </span></span></span><span style=display:flex><span><span style=color:#586e75> */</span> |
| </span></span><span style=display:flex><span> Map<span style=color:#719e07><</span>MetricsCategory, List<span style=color:#719e07><</span>MetricsEntity<span style=color:#719e07>>></span> <span style=color:#268bd2>getMetricsByCategories</span>(String serviceUniqueName, List<span style=color:#719e07><</span>MetricsCategory<span style=color:#719e07>></span> categories); |
| </span></span><span style=display:flex><span> |
| </span></span><span style=display:flex><span> <span style=color:#586e75>/** |
| </span></span></span><span style=display:flex><span><span style=color:#586e75> * Get metrics by interface、method and prefixes |
| </span></span></span><span style=display:flex><span><span style=color:#586e75> * |
| </span></span></span><span style=display:flex><span><span style=color:#586e75> * @param serviceUniqueName serviceUniqueName (eg.group/interfaceName:version) |
| </span></span></span><span style=display:flex><span><span style=color:#586e75> * @param methodName methodName |
| </span></span></span><span style=display:flex><span><span style=color:#586e75> * @param parameterTypes method parameter types |
| </span></span></span><span style=display:flex><span><span style=color:#586e75> * @param categories categories |
| </span></span></span><span style=display:flex><span><span style=color:#586e75> * @return metrics - key=MetricCategory value=MetricsEntityList |
| </span></span></span><span style=display:flex><span><span style=color:#586e75> */</span> |
| </span></span><span style=display:flex><span> Map<span style=color:#719e07><</span>MetricsCategory, List<span style=color:#719e07><</span>MetricsEntity<span style=color:#719e07>>></span> <span style=color:#268bd2>getMetricsByCategories</span>(String serviceUniqueName, String methodName, Class<span style=color:#719e07><?>[]</span> parameterTypes, List<span style=color:#719e07><</span>MetricsCategory<span style=color:#719e07>></span> categories); |
| </span></span><span style=display:flex><span>} |
| </span></span></code></pre></div><p>Among them, MetricsCategory is designed as follows:</p><div class=highlight><pre tabindex=0 style=color:#93a1a1;background-color:#002b36;-moz-tab-size:4;-o-tab-size:4;tab-size:4><code class=language-java data-lang=java><span style=display:flex><span><span style=color:#268bd2>public</span> <span style=color:#268bd2>enum</span> MetricsCategory { |
| </span></span><span style=display:flex><span> RT, |
| </span></span><span style=display:flex><span> QPS, |
| </span></span><span style=display:flex><span> REQUESTS, |
| </span></span><span style=display:flex><span>} |
| </span></span></code></pre></div><p>MetricsEntity is designed as follows</p><div class=highlight><pre tabindex=0 style=color:#93a1a1;background-color:#002b36;-moz-tab-size:4;-o-tab-size:4;tab-size:4><code class=language-java data-lang=java><span style=display:flex><span><span style=color:#268bd2>public</span> <span style=color:#268bd2>class</span> <span style=color:#268bd2>MetricsEntity</span> { |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> String name; |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> Map<span style=color:#719e07><</span>String, String<span style=color:#719e07>></span> tags; |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> MetricsCategory category; |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> Object value; |
| </span></span><span style=display:flex><span>} |
| </span></span></code></pre></div><h1 id=metrics-collection>metrics collection</h1><h2 id=1-embedding-position>1. Embedding position</h2><p>The Dubbo architecture diagram is as follows |
| <img src=/imgs/docs3-v2/java-sdk/observability/dubbo.png alt=img.png></p><p>Add a layer of MetricsFilter to the provider, rewrite the invoke method, embed the call link to collect metrics, and use try-catch-finally for processing. The core code is as follows</p><div class=highlight><pre tabindex=0 style=color:#93a1a1;background-color:#002b36;-moz-tab-size:4;-o-tab-size:4;tab-size:4><code class=language-java data-lang=java><span style=display:flex><span><span style=color:#268bd2>@Activate</span>(group <span style=color:#719e07>=</span> PROVIDER, order <span style=color:#719e07>=</span> <span style=color:#719e07>-</span>1) |
| </span></span><span style=display:flex><span><span style=color:#268bd2>public</span> <span style=color:#268bd2>class</span> <span style=color:#268bd2>MetricsFilter</span> <span style=color:#268bd2>implements</span> Filter, ScopeModelAware { |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>@Override</span> |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>public</span> Result <span style=color:#268bd2>invoke</span>(Invoker<span style=color:#719e07><?></span> invoker, Invocation invocation) <span style=color:#268bd2>throws</span> RpcException { |
| </span></span><span style=display:flex><span> collector.increaseTotalRequests(interfaceName, methodName, group, version); |
| </span></span><span style=display:flex><span> collector.increaseProcessingRequests(interfaceName, methodName, group, version); |
| </span></span><span style=display:flex><span> Long startTime <span style=color:#719e07>=</span> System.currentTimeMillis(); |
| </span></span><span style=display:flex><span> <span style=color:#719e07>try</span> { |
| </span></span><span style=display:flex><span> Result invoke <span style=color:#719e07>=</span> invoker.invoke(invocation); |
| </span></span><span style=display:flex><span> collector.increaseSucceedRequests(interfaceName, methodName, group, version); |
| </span></span><span style=display:flex><span> <span style=color:#719e07>return</span> invoke; |
| </span></span><span style=display:flex><span> } <span style=color:#719e07>catch</span> (RpcException e) { |
| </span></span><span style=display:flex><span> collector.increaseFailedRequests(interfaceName, methodName, group, version); |
| </span></span><span style=display:flex><span> <span style=color:#719e07>throw</span> e; |
| </span></span><span style=display:flex><span> } <span style=color:#719e07>finally</span> { |
| </span></span><span style=display:flex><span> Long endTime <span style=color:#719e07>=</span> System.currentTimeMillis(); |
| </span></span><span style=display:flex><span> Long rt <span style=color:#719e07>=</span> endTime <span style=color:#719e07>-</span> startTime; |
| </span></span><span style=display:flex><span> collector.addRT(interfaceName, methodName, group, version, rt); |
| </span></span><span style=display:flex><span> collector.decreaseProcessingRequests(interfaceName, methodName, group, version); |
| </span></span><span style=display:flex><span> } |
| </span></span><span style=display:flex><span> } |
| </span></span><span style=display:flex><span>} |
| </span></span></code></pre></div><h2 id=2-indicator-identification>2. Indicator identification</h2><p>Use the following five attributes as the isolation level to distinguish and identify different methods, which are also the keys of each ConcurrentHashMap</p><div class=highlight><pre tabindex=0 style=color:#93a1a1;background-color:#002b36;-moz-tab-size:4;-o-tab-size:4;tab-size:4><code class=language-java data-lang=java><span style=display:flex><span><span style=color:#268bd2>public</span> <span style=color:#268bd2>class</span> <span style=color:#268bd2>MethodMetric</span> { |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> String applicationName; |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> String interfaceName; |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> String methodName; |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> String group; |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> String version; |
| </span></span><span style=display:flex><span>} |
| </span></span></code></pre></div><h2 id=3-basic-indicators>3. Basic indicators</h2><p>Metrics store all metrics data through MetricsCollector under the common module</p><div class=highlight><pre tabindex=0 style=color:#93a1a1;background-color:#002b36;-moz-tab-size:4;-o-tab-size:4;tab-size:4><code class=language-java data-lang=java><span style=display:flex><span><span style=color:#268bd2>public</span> <span style=color:#268bd2>class</span> <span style=color:#268bd2>DefaultMetricsCollector</span> <span style=color:#268bd2>implements</span> MetricsCollector { |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> Boolean collectEnabled <span style=color:#719e07>=</span> <span style=color:#cb4b16>false</span>; |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#268bd2>final</span> List<span style=color:#719e07><</span>MetricsListener<span style=color:#719e07>></span> listeners <span style=color:#719e07>=</span> <span style=color:#719e07>new</span> ArrayList<span style=color:#719e07><></span>(); |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#268bd2>final</span> ApplicationModel applicationModel; |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#268bd2>final</span> String applicationName; |
| </span></span><span style=display:flex><span> |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#268bd2>final</span> Map<span style=color:#719e07><</span>MethodMetric, AtomicLong<span style=color:#719e07>></span> totalRequests <span style=color:#719e07>=</span> <span style=color:#719e07>new</span> ConcurrentHashMap<span style=color:#719e07><></span>(); |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#268bd2>final</span> Map<span style=color:#719e07><</span>MethodMetric, AtomicLong<span style=color:#719e07>></span> succeedRequests <span style=color:#719e07>=</span> <span style=color:#719e07>new</span> ConcurrentHashMap<span style=color:#719e07><></span>(); |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#268bd2>final</span> Map<span style=color:#719e07><</span>MethodMetric, AtomicLong<span style=color:#719e07>></span> failedRequests <span style=color:#719e07>=</span> <span style=color:#719e07>new</span> ConcurrentHashMap<span style=color:#719e07><></span>(); |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#268bd2>final</span> Map<span style=color:#719e07><</span>MethodMetric, AtomicLong<span style=color:#719e07>></span> processingRequests <span style=color:#719e07>=</span> <span style=color:#719e07>new</span> ConcurrentHashMap<span style=color:#719e07><></span>(); |
| </span></span><span style=display:flex><span> |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#268bd2>final</span> Map<span style=color:#719e07><</span>MethodMetric, AtomicLong<span style=color:#719e07>></span> lastRT <span style=color:#719e07>=</span> <span style=color:#719e07>new</span> ConcurrentHashMap<span style=color:#719e07><></span>(); |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#268bd2>final</span> Map<span style=color:#719e07><</span>MethodMetric, LongAccumulator<span style=color:#719e07>></span> minRT <span style=color:#719e07>=</span> <span style=color:#719e07>new</span> ConcurrentHashMap<span style=color:#719e07><></span>(); |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#268bd2>final</span> Map<span style=color:#719e07><</span>MethodMetric, LongAccumulator<span style=color:#719e07>></span> maxRT <span style=color:#719e07>=</span> <span style=color:#719e07>new</span> ConcurrentHashMap<span style=color:#719e07><></span>(); |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#268bd2>final</span> Map<span style=color:#719e07><</span>MethodMetric, AtomicLong<span style=color:#719e07>></span> avgRT <span style=color:#719e07>=</span> <span style=color:#719e07>new</span> ConcurrentHashMap<span style=color:#719e07><></span>(); |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#268bd2>final</span> Map<span style=color:#719e07><</span>MethodMetric, AtomicLong<span style=color:#719e07>></span> totalRT <span style=color:#719e07>=</span> <span style=color:#719e07>new</span> ConcurrentHashMap<span style=color:#719e07><></span>(); |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#268bd2>final</span> Map<span style=color:#719e07><</span>MethodMetric, AtomicLong<span style=color:#719e07>></span> rtCount <span style=color:#719e07>=</span> <span style=color:#719e07>new</span> ConcurrentHashMap<span style=color:#719e07><></span>(); |
| </span></span><span style=display:flex><span> } |
| </span></span></code></pre></div><h1 id=local-aggregation>local aggregation</h1><p>Local aggregation refers to the process of obtaining quantile indicators by calculating some simple indicators</p><h2 id=1-parameter-design>1. Parameter Design</h2><p>When collecting indicators, only the basic indicators are collected by default, and some stand-alone aggregation indicators need to enable service flexibility or start a new thread calculation after local aggregation. If service flexibility is enabled here, local aggregation is enabled by default</p><h3 id=11-how-to-enable-local-aggregation>1.1 How to enable local aggregation</h3><div class=highlight><pre tabindex=0 style=color:#93a1a1;background-color:#002b36;-moz-tab-size:4;-o-tab-size:4;tab-size:4><code class=language-xml data-lang=xml><span style=display:flex><span><span style=color:#268bd2><dubbo:metrics></span> |
| </span></span><span style=display:flex><span> <span style=color:#268bd2><dubbo:aggregation</span> enable=<span style=color:#2aa198>"true"</span> <span style=color:#268bd2>/></span> |
| </span></span><span style=display:flex><span><span style=color:#268bd2></dubbo:metrics></span> |
| </span></span></code></pre></div><h3 id=12-index-aggregation-parameters>1.2 Index Aggregation Parameters</h3><div class=highlight><pre tabindex=0 style=color:#93a1a1;background-color:#002b36;-moz-tab-size:4;-o-tab-size:4;tab-size:4><code class=language-xml data-lang=xml><span style=display:flex><span><span style=color:#268bd2><dubbo:metrics></span> |
| </span></span><span style=display:flex><span> <span style=color:#268bd2><dubbo:aggregation</span> enable=<span style=color:#2aa198>"true"</span> bucket-num=<span style=color:#2aa198>"5"</span> time-window-seconds=<span style=color:#2aa198>"10"</span><span style=color:#268bd2>/></span> |
| </span></span><span style=display:flex><span><span style=color:#268bd2></dubbo:metrics></span> |
| </span></span></code></pre></div><h2 id=2-specific-indicators>2. Specific indicators</h2><p>Four key metrics to monitor. They call it the “four golden signals”: Latency, Traffic, Errors, and Saturation. |
| Dubbo mainly includes the following monitoring indicators:</p><table><thead><tr><th style=text-align:left></th><th style=text-align:left>infrastructure</th><th style=text-align:left>business monitoring</th></tr></thead><tbody><tr><td style=text-align:left>Latency</td><td style=text-align:left>IO wait； RPC Latency；</td><td style=text-align:left>Interface, average service time, TP90, TP99, TP999, etc.</td></tr><tr><td style=text-align:left>Traffic</td><td style=text-align:left>network and disk IO；</td><td style=text-align:left>QPS at the service level</td></tr><tr><td style=text-align:left>Errors</td><td style=text-align:left>Downtime; disk (bad disk or file system error); process or port hang; network packet loss;</td><td style=text-align:left>Error log; business status code, error code trend;</td></tr><tr><td style=text-align:left>Saturation</td><td style=text-align:left>System resource utilization: CPU, memory, disk, network, etc.; Saturation: number of waiting threads, queue backlog length;</td><td style=text-align:left>This mainly includes JVM, thread pool, etc.</td></tr></tbody></table><ul><li>qps: Get dynamic qps based on sliding window</li><li>rt: Get dynamic rt based on sliding window</li><li>Number of failed requests: Get the number of failed requests in the latest time based on the sliding window</li><li>Number of successful requests: Get the number of successful requests in the latest time based on the sliding window</li><li>The number of processing requests: Add Filter simple statistics before and after</li><li>Specific indicators rely on sliding windows, and additionally use AggregateMetricsCollector to collect</li></ul><p>The relevant indicators output to Prometheus can be referred to as follows:</p><div class=highlight><pre tabindex=0 style=color:#93a1a1;background-color:#002b36;-moz-tab-size:4;-o-tab-size:4;tab-size:4><code class=language-gdscript3 data-lang=gdscript3><span style=display:flex><span><span style=color:#586e75># HELP jvm_gc_live_data_size_bytes Size of long-lived heap memory pool after reclamation</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE jvm_gc_live_data_size_bytes gauge</span> |
| </span></span><span style=display:flex><span>jvm_gc_live_data_size_bytes <span style=color:#2aa198>1.6086528E7</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP requests_succeed_aggregate Aggregated Succeed Requests</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE requests_succeed_aggregate gauge</span> |
| </span></span><span style=display:flex><span>requests_succeed_aggregate{application_name<span style=color:#719e07>=</span><span style=color:#2aa198>"metrics-provider"</span>,group<span style=color:#719e07>=</span><span style=color:#2aa198>""</span>,hostname<span style=color:#719e07>=</span><span style=color:#2aa198>"iZ8lgm9icspkthZ"</span>,interface<span style=color:#719e07>=</span><span style=color:#2aa198>"org.apache.dubbo.samples.metrics.prometheus.api.DemoService"</span>,ip<span style=color:#719e07>=</span><span style=color:#2aa198>"172.28.236.104"</span>,method<span style=color:#719e07>=</span><span style=color:#2aa198>"sayHello"</span>,version<span style=color:#719e07>=</span><span style=color:#2aa198>""</span>,} <span style=color:#2aa198>39.0</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP jvm_buffer_memory_used_bytes An estimate of the memory that the Java virtual machine is using for this buffer pool</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE jvm_buffer_memory_used_bytes gauge</span> |
| </span></span><span style=display:flex><span>jvm_buffer_memory_used_bytes{id<span style=color:#719e07>=</span><span style=color:#2aa198>"direct"</span>,} <span style=color:#2aa198>1.679975E7</span> |
| </span></span><span style=display:flex><span>jvm_buffer_memory_used_bytes{id<span style=color:#719e07>=</span><span style=color:#2aa198>"mapped"</span>,} <span style=color:#2aa198>0.0</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP jvm_gc_memory_allocated_bytes_total Incremented for an increase in the size of the (young) heap memory pool after one GC to before the next</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE jvm_gc_memory_allocated_bytes_total counter</span> |
| </span></span><span style=display:flex><span>jvm_gc_memory_allocated_bytes_total <span style=color:#2aa198>2.9884416E9</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP requests_total_aggregate Aggregated Total Requests</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE requests_total_aggregate gauge</span> |
| </span></span><span style=display:flex><span>requests_total_aggregate{application_name<span style=color:#719e07>=</span><span style=color:#2aa198>"metrics-provider"</span>,group<span style=color:#719e07>=</span><span style=color:#2aa198>""</span>,hostname<span style=color:#719e07>=</span><span style=color:#2aa198>"iZ8lgm9icspkthZ"</span>,interface<span style=color:#719e07>=</span><span style=color:#2aa198>"org.apache.dubbo.samples.metrics.prometheus.api.DemoService"</span>,ip<span style=color:#719e07>=</span><span style=color:#2aa198>"172.28.236.104"</span>,method<span style=color:#719e07>=</span><span style=color:#2aa198>"sayHello"</span>,version<span style=color:#719e07>=</span><span style=color:#2aa198>""</span>,} <span style=color:#2aa198>39.0</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP system_load_average_1m The sum of the number of runnable entities queued to available processors and the number of runnable entities running on the available processors averaged over a period of time</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE system_load_average_1m gauge</span> |
| </span></span><span style=display:flex><span>system_load_average_1m <span style=color:#2aa198>0.0</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP system_cpu_usage The "recent cpu usage" for the whole system</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE system_cpu_usage gauge</span> |
| </span></span><span style=display:flex><span>system_cpu_usage <span style=color:#2aa198>0.015802269043760128</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP jvm_threads_peak_threads The peak live thread count since the Java virtual machine started or peak was reset</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE jvm_threads_peak_threads gauge</span> |
| </span></span><span style=display:flex><span>jvm_threads_peak_threads <span style=color:#2aa198>40.0</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP requests_processing Processing Requests</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE requests_processing gauge</span> |
| </span></span><span style=display:flex><span>requests_processing{application_name<span style=color:#719e07>=</span><span style=color:#2aa198>"metrics-provider"</span>,group<span style=color:#719e07>=</span><span style=color:#2aa198>""</span>,hostname<span style=color:#719e07>=</span><span style=color:#2aa198>"iZ8lgm9icspkthZ"</span>,interface<span style=color:#719e07>=</span><span style=color:#2aa198>"org.apache.dubbo.samples.metrics.prometheus.api.DemoService"</span>,ip<span style=color:#719e07>=</span><span style=color:#2aa198>"172.28.236.104"</span>,method<span style=color:#719e07>=</span><span style=color:#2aa198>"sayHello"</span>,version<span style=color:#719e07>=</span><span style=color:#2aa198>""</span>,} <span style=color:#2aa198>0.0</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP jvm_memory_max_bytes The maximum amount of memory in bytes that can be used for memory management</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE jvm_memory_max_bytes gauge</span> |
| </span></span><span style=display:flex><span>jvm_memory_max_bytes{area<span style=color:#719e07>=</span><span style=color:#2aa198>"nonheap"</span>,id<span style=color:#719e07>=</span><span style=color:#2aa198>"CodeHeap 'profiled nmethods'"</span>,} <span style=color:#2aa198>1.22912768E8</span> |
| </span></span><span style=display:flex><span>jvm_memory_max_bytes{area<span style=color:#719e07>=</span><span style=color:#2aa198>"heap"</span>,id<span style=color:#719e07>=</span><span style=color:#2aa198>"G1 Survivor Space"</span>,} <span style=color:#719e07>-</span><span style=color:#2aa198>1.0</span> |
| </span></span><span style=display:flex><span>jvm_memory_max_bytes{area<span style=color:#719e07>=</span><span style=color:#2aa198>"heap"</span>,id<span style=color:#719e07>=</span><span style=color:#2aa198>"G1 Old Gen"</span>,} <span style=color:#2aa198>9.52107008E8</span> |
| </span></span><span style=display:flex><span>jvm_memory_max_bytes{area<span style=color:#719e07>=</span><span style=color:#2aa198>"nonheap"</span>,id<span style=color:#719e07>=</span><span style=color:#2aa198>"Metaspace"</span>,} <span style=color:#719e07>-</span><span style=color:#2aa198>1.0</span> |
| </span></span><span style=display:flex><span>jvm_memory_max_bytes{area<span style=color:#719e07>=</span><span style=color:#2aa198>"heap"</span>,id<span style=color:#719e07>=</span><span style=color:#2aa198>"G1 Eden Space"</span>,} <span style=color:#719e07>-</span><span style=color:#2aa198>1.0</span> |
| </span></span><span style=display:flex><span>jvm_memory_max_bytes{area<span style=color:#719e07>=</span><span style=color:#2aa198>"nonheap"</span>,id<span style=color:#719e07>=</span><span style=color:#2aa198>"CodeHeap 'non-nmethods'"</span>,} <span style=color:#2aa198>5828608.0</span> |
| </span></span><span style=display:flex><span>jvm_memory_max_bytes{area<span style=color:#719e07>=</span><span style=color:#2aa198>"nonheap"</span>,id<span style=color:#719e07>=</span><span style=color:#2aa198>"Compressed Class Space"</span>,} <span style=color:#2aa198>1.073741824E9</span> |
| </span></span><span style=display:flex><span>jvm_memory_max_bytes{area<span style=color:#719e07>=</span><span style=color:#2aa198>"nonheap"</span>,id<span style=color:#719e07>=</span><span style=color:#2aa198>"CodeHeap 'non-profiled nmethods'"</span>,} <span style=color:#2aa198>1.22916864E8</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP jvm_threads_states_threads The current number of threads having BLOCKED state</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE jvm_threads_states_threads gauge</span> |
| </span></span><span style=display:flex><span>jvm_threads_states_threads{state<span style=color:#719e07>=</span><span style=color:#2aa198>"blocked"</span>,} <span style=color:#2aa198>0.0</span> |
| </span></span><span style=display:flex><span>jvm_threads_states_threads{state<span style=color:#719e07>=</span><span style=color:#2aa198>"runnable"</span>,} <span style=color:#2aa198>10.0</span> |
| </span></span><span style=display:flex><span>jvm_threads_states_threads{state<span style=color:#719e07>=</span><span style=color:#2aa198>"waiting"</span>,} <span style=color:#2aa198>16.0</span> |
| </span></span><span style=display:flex><span>jvm_threads_states_threads{state<span style=color:#719e07>=</span><span style=color:#2aa198>"timed-waiting"</span>,} <span style=color:#2aa198>13.0</span> |
| </span></span><span style=display:flex><span>jvm_threads_states_threads{state<span style=color:#719e07>=</span><span style=color:#2aa198>"new"</span>,} <span style=color:#2aa198>0.0</span> |
| </span></span><span style=display:flex><span>jvm_threads_states_threads{state<span style=color:#719e07>=</span><span style=color:#2aa198>"terminated"</span>,} <span style=color:#2aa198>0.0</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP jvm_buffer_total_capacity_bytes An estimate of the total capacity of the buffers in this pool</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE jvm_buffer_total_capacity_bytes gauge</span> |
| </span></span><span style=display:flex><span>jvm_buffer_total_capacity_bytes{id<span style=color:#719e07>=</span><span style=color:#2aa198>"direct"</span>,} <span style=color:#2aa198>1.6799749E7</span> |
| </span></span><span style=display:flex><span>jvm_buffer_total_capacity_bytes{id<span style=color:#719e07>=</span><span style=color:#2aa198>"mapped"</span>,} <span style=color:#2aa198>0.0</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP rt_p99 Response Time P99</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE rt_p99 gauge</span> |
| </span></span><span style=display:flex><span>rt_p99{application_name<span style=color:#719e07>=</span><span style=color:#2aa198>"metrics-provider"</span>,group<span style=color:#719e07>=</span><span style=color:#2aa198>""</span>,hostname<span style=color:#719e07>=</span><span style=color:#2aa198>"iZ8lgm9icspkthZ"</span>,interface<span style=color:#719e07>=</span><span style=color:#2aa198>"org.apache.dubbo.samples.metrics.prometheus.api.DemoService"</span>,ip<span style=color:#719e07>=</span><span style=color:#2aa198>"172.28.236.104"</span>,method<span style=color:#719e07>=</span><span style=color:#2aa198>"sayHello"</span>,version<span style=color:#719e07>=</span><span style=color:#2aa198>""</span>,} <span style=color:#2aa198>1.0</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP jvm_memory_used_bytes The amount of used memory</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE jvm_memory_used_bytes gauge</span> |
| </span></span><span style=display:flex><span>jvm_memory_used_bytes{area<span style=color:#719e07>=</span><span style=color:#2aa198>"heap"</span>,id<span style=color:#719e07>=</span><span style=color:#2aa198>"G1 Survivor Space"</span>,} <span style=color:#2aa198>1048576.0</span> |
| </span></span><span style=display:flex><span>jvm_memory_used_bytes{area<span style=color:#719e07>=</span><span style=color:#2aa198>"nonheap"</span>,id<span style=color:#719e07>=</span><span style=color:#2aa198>"CodeHeap 'profiled nmethods'"</span>,} <span style=color:#2aa198>1.462464E7</span> |
| </span></span><span style=display:flex><span>jvm_memory_used_bytes{area<span style=color:#719e07>=</span><span style=color:#2aa198>"heap"</span>,id<span style=color:#719e07>=</span><span style=color:#2aa198>"G1 Old Gen"</span>,} <span style=color:#2aa198>1.6098728E7</span> |
| </span></span><span style=display:flex><span>jvm_memory_used_bytes{area<span style=color:#719e07>=</span><span style=color:#2aa198>"nonheap"</span>,id<span style=color:#719e07>=</span><span style=color:#2aa198>"Metaspace"</span>,} <span style=color:#2aa198>4.0126952E7</span> |
| </span></span><span style=display:flex><span>jvm_memory_used_bytes{area<span style=color:#719e07>=</span><span style=color:#2aa198>"heap"</span>,id<span style=color:#719e07>=</span><span style=color:#2aa198>"G1 Eden Space"</span>,} <span style=color:#2aa198>8.2837504E7</span> |
| </span></span><span style=display:flex><span>jvm_memory_used_bytes{area<span style=color:#719e07>=</span><span style=color:#2aa198>"nonheap"</span>,id<span style=color:#719e07>=</span><span style=color:#2aa198>"CodeHeap 'non-nmethods'"</span>,} <span style=color:#2aa198>1372032.0</span> |
| </span></span><span style=display:flex><span>jvm_memory_used_bytes{area<span style=color:#719e07>=</span><span style=color:#2aa198>"nonheap"</span>,id<span style=color:#719e07>=</span><span style=color:#2aa198>"Compressed Class Space"</span>,} <span style=color:#2aa198>4519248.0</span> |
| </span></span><span style=display:flex><span>jvm_memory_used_bytes{area<span style=color:#719e07>=</span><span style=color:#2aa198>"nonheap"</span>,id<span style=color:#719e07>=</span><span style=color:#2aa198>"CodeHeap 'non-profiled nmethods'"</span>,} <span style=color:#2aa198>5697408.0</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP qps Query Per Seconds</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE qps gauge</span> |
| </span></span><span style=display:flex><span>qps{application_name<span style=color:#719e07>=</span><span style=color:#2aa198>"metrics-provider"</span>,group<span style=color:#719e07>=</span><span style=color:#2aa198>""</span>,hostname<span style=color:#719e07>=</span><span style=color:#2aa198>"iZ8lgm9icspkthZ"</span>,interface<span style=color:#719e07>=</span><span style=color:#2aa198>"org.apache.dubbo.samples.metrics.prometheus.api.DemoService"</span>,ip<span style=color:#719e07>=</span><span style=color:#2aa198>"172.28.236.104"</span>,method<span style=color:#719e07>=</span><span style=color:#2aa198>"sayHello"</span>,version<span style=color:#719e07>=</span><span style=color:#2aa198>""</span>,} <span style=color:#2aa198>0.3333333333333333</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP rt_min Min Response Time</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE rt_min gauge</span> |
| </span></span><span style=display:flex><span>rt_min{application_name<span style=color:#719e07>=</span><span style=color:#2aa198>"metrics-provider"</span>,group<span style=color:#719e07>=</span><span style=color:#2aa198>""</span>,hostname<span style=color:#719e07>=</span><span style=color:#2aa198>"iZ8lgm9icspkthZ"</span>,interface<span style=color:#719e07>=</span><span style=color:#2aa198>"org.apache.dubbo.samples.metrics.prometheus.api.DemoService"</span>,ip<span style=color:#719e07>=</span><span style=color:#2aa198>"172.28.236.104"</span>,method<span style=color:#719e07>=</span><span style=color:#2aa198>"sayHello"</span>,version<span style=color:#719e07>=</span><span style=color:#2aa198>""</span>,} <span style=color:#2aa198>0.0</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP jvm_buffer_count_buffers An estimate of the number of buffers in the pool</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE jvm_buffer_count_buffers gauge</span> |
| </span></span><span style=display:flex><span>jvm_buffer_count_buffers{id<span style=color:#719e07>=</span><span style=color:#2aa198>"mapped"</span>,} <span style=color:#2aa198>0.0</span> |
| </span></span><span style=display:flex><span>jvm_buffer_count_buffers{id<span style=color:#719e07>=</span><span style=color:#2aa198>"direct"</span>,} <span style=color:#2aa198>10.0</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP system_cpu_count The number of processors available to the Java virtual machine</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE system_cpu_count gauge</span> |
| </span></span><span style=display:flex><span>system_cpu_count <span style=color:#2aa198>2.0</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP jvm_classes_loaded_classes The number of classes that are currently loaded in the Java virtual machine</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE jvm_classes_loaded_classes gauge</span> |
| </span></span><span style=display:flex><span>jvm_classes_loaded_classes <span style=color:#2aa198>7325.0</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP rt_total Total Response Time</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE rt_total gauge</span> |
| </span></span><span style=display:flex><span>rt_total{application_name<span style=color:#719e07>=</span><span style=color:#2aa198>"metrics-provider"</span>,group<span style=color:#719e07>=</span><span style=color:#2aa198>""</span>,hostname<span style=color:#719e07>=</span><span style=color:#2aa198>"iZ8lgm9icspkthZ"</span>,interface<span style=color:#719e07>=</span><span style=color:#2aa198>"org.apache.dubbo.samples.metrics.prometheus.api.DemoService"</span>,ip<span style=color:#719e07>=</span><span style=color:#2aa198>"172.28.236.104"</span>,method<span style=color:#719e07>=</span><span style=color:#2aa198>"sayHello"</span>,version<span style=color:#719e07>=</span><span style=color:#2aa198>""</span>,} <span style=color:#2aa198>2783.0</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP rt_last Last Response Time</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE rt_last gauge</span> |
| </span></span><span style=display:flex><span>rt_last{application_name<span style=color:#719e07>=</span><span style=color:#2aa198>"metrics-provider"</span>,group<span style=color:#719e07>=</span><span style=color:#2aa198>""</span>,hostname<span style=color:#719e07>=</span><span style=color:#2aa198>"iZ8lgm9icspkthZ"</span>,interface<span style=color:#719e07>=</span><span style=color:#2aa198>"org.apache.dubbo.samples.metrics.prometheus.api.DemoService"</span>,ip<span style=color:#719e07>=</span><span style=color:#2aa198>"172.28.236.104"</span>,method<span style=color:#719e07>=</span><span style=color:#2aa198>"sayHello"</span>,version<span style=color:#719e07>=</span><span style=color:#2aa198>""</span>,} <span style=color:#2aa198>0.0</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP jvm_gc_memory_promoted_bytes_total Count of positive increases in the size of the old generation memory pool before GC to after GC</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE jvm_gc_memory_promoted_bytes_total counter</span> |
| </span></span><span style=display:flex><span>jvm_gc_memory_promoted_bytes_total <span style=color:#2aa198>1.4450952E7</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP jvm_gc_pause_seconds Time spent in GC pause</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE jvm_gc_pause_seconds summary</span> |
| </span></span><span style=display:flex><span>jvm_gc_pause_seconds_count{action<span style=color:#719e07>=</span><span style=color:#2aa198>"end of minor GC"</span>,cause<span style=color:#719e07>=</span><span style=color:#2aa198>"Metadata GC Threshold"</span>,} <span style=color:#2aa198>2.0</span> |
| </span></span><span style=display:flex><span>jvm_gc_pause_seconds_sum{action<span style=color:#719e07>=</span><span style=color:#2aa198>"end of minor GC"</span>,cause<span style=color:#719e07>=</span><span style=color:#2aa198>"Metadata GC Threshold"</span>,} <span style=color:#2aa198>0.026</span> |
| </span></span><span style=display:flex><span>jvm_gc_pause_seconds_count{action<span style=color:#719e07>=</span><span style=color:#2aa198>"end of minor GC"</span>,cause<span style=color:#719e07>=</span><span style=color:#2aa198>"G1 Evacuation Pause"</span>,} <span style=color:#2aa198>37.0</span> |
| </span></span><span style=display:flex><span>jvm_gc_pause_seconds_sum{action<span style=color:#719e07>=</span><span style=color:#2aa198>"end of minor GC"</span>,cause<span style=color:#719e07>=</span><span style=color:#2aa198>"G1 Evacuation Pause"</span>,} <span style=color:#2aa198>0.156</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP jvm_gc_pause_seconds_max Time spent in GC pause</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE jvm_gc_pause_seconds_max gauge</span> |
| </span></span><span style=display:flex><span>jvm_gc_pause_seconds_max{action<span style=color:#719e07>=</span><span style=color:#2aa198>"end of minor GC"</span>,cause<span style=color:#719e07>=</span><span style=color:#2aa198>"Metadata GC Threshold"</span>,} <span style=color:#2aa198>0.0</span> |
| </span></span><span style=display:flex><span>jvm_gc_pause_seconds_max{action<span style=color:#719e07>=</span><span style=color:#2aa198>"end of minor GC"</span>,cause<span style=color:#719e07>=</span><span style=color:#2aa198>"G1 Evacuation Pause"</span>,} <span style=color:#2aa198>0.0</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP rt_p95 Response Time P95</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE rt_p95 gauge</span> |
| </span></span><span style=display:flex><span>rt_p95{application_name<span style=color:#719e07>=</span><span style=color:#2aa198>"metrics-provider"</span>,group<span style=color:#719e07>=</span><span style=color:#2aa198>""</span>,hostname<span style=color:#719e07>=</span><span style=color:#2aa198>"iZ8lgm9icspkthZ"</span>,interface<span style=color:#719e07>=</span><span style=color:#2aa198>"org.apache.dubbo.samples.metrics.prometheus.api.DemoService"</span>,ip<span style=color:#719e07>=</span><span style=color:#2aa198>"172.28.236.104"</span>,method<span style=color:#719e07>=</span><span style=color:#2aa198>"sayHello"</span>,version<span style=color:#719e07>=</span><span style=color:#2aa198>""</span>,} <span style=color:#2aa198>0.0</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP requests_total Total Requests</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE requests_total gauge</span> |
| </span></span><span style=display:flex><span>requests_total{application_name<span style=color:#719e07>=</span><span style=color:#2aa198>"metrics-provider"</span>,group<span style=color:#719e07>=</span><span style=color:#2aa198>""</span>,hostname<span style=color:#719e07>=</span><span style=color:#2aa198>"iZ8lgm9icspkthZ"</span>,interface<span style=color:#719e07>=</span><span style=color:#2aa198>"org.apache.dubbo.samples.metrics.prometheus.api.DemoService"</span>,ip<span style=color:#719e07>=</span><span style=color:#2aa198>"172.28.236.104"</span>,method<span style=color:#719e07>=</span><span style=color:#2aa198>"sayHello"</span>,version<span style=color:#719e07>=</span><span style=color:#2aa198>""</span>,} <span style=color:#2aa198>27738.0</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP process_cpu_usage The "recent cpu usage" for the Java Virtual Machine process</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE process_cpu_usage gauge</span> |
| </span></span><span style=display:flex><span>process_cpu_usage <span style=color:#2aa198>8.103727714748784E-4</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP rt_max Max Response Time</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE rt_max gauge</span> |
| </span></span><span style=display:flex><span>rt_max{application_name<span style=color:#719e07>=</span><span style=color:#2aa198>"metrics-provider"</span>,group<span style=color:#719e07>=</span><span style=color:#2aa198>""</span>,hostname<span style=color:#719e07>=</span><span style=color:#2aa198>"iZ8lgm9icspkthZ"</span>,interface<span style=color:#719e07>=</span><span style=color:#2aa198>"org.apache.dubbo.samples.metrics.prometheus.api.DemoService"</span>,ip<span style=color:#719e07>=</span><span style=color:#2aa198>"172.28.236.104"</span>,method<span style=color:#719e07>=</span><span style=color:#2aa198>"sayHello"</span>,version<span style=color:#719e07>=</span><span style=color:#2aa198>""</span>,} <span style=color:#2aa198>4.0</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP jvm_gc_max_data_size_bytes Max size of long-lived heap memory pool</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE jvm_gc_max_data_size_bytes gauge</span> |
| </span></span><span style=display:flex><span>jvm_gc_max_data_size_bytes <span style=color:#2aa198>9.52107008E8</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP jvm_threads_live_threads The current number of live threads including both daemon and non-daemon threads</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE jvm_threads_live_threads gauge</span> |
| </span></span><span style=display:flex><span>jvm_threads_live_threads <span style=color:#2aa198>39.0</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP jvm_threads_daemon_threads The current number of live daemon threads</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE jvm_threads_daemon_threads gauge</span> |
| </span></span><span style=display:flex><span>jvm_threads_daemon_threads <span style=color:#2aa198>36.0</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP jvm_classes_unloaded_classes_total The total number of classes unloaded since the Java virtual machine has started execution</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE jvm_classes_unloaded_classes_total counter</span> |
| </span></span><span style=display:flex><span>jvm_classes_unloaded_classes_total <span style=color:#2aa198>0.0</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP jvm_memory_committed_bytes The amount of memory in bytes that is committed for the Java virtual machine to use</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE jvm_memory_committed_bytes gauge</span> |
| </span></span><span style=display:flex><span>jvm_memory_committed_bytes{area<span style=color:#719e07>=</span><span style=color:#2aa198>"nonheap"</span>,id<span style=color:#719e07>=</span><span style=color:#2aa198>"CodeHeap 'profiled nmethods'"</span>,} <span style=color:#2aa198>1.4680064E7</span> |
| </span></span><span style=display:flex><span>jvm_memory_committed_bytes{area<span style=color:#719e07>=</span><span style=color:#2aa198>"heap"</span>,id<span style=color:#719e07>=</span><span style=color:#2aa198>"G1 Survivor Space"</span>,} <span style=color:#2aa198>1048576.0</span> |
| </span></span><span style=display:flex><span>jvm_memory_committed_bytes{area<span style=color:#719e07>=</span><span style=color:#2aa198>"heap"</span>,id<span style=color:#719e07>=</span><span style=color:#2aa198>"G1 Old Gen"</span>,} <span style=color:#2aa198>5.24288E7</span> |
| </span></span><span style=display:flex><span>jvm_memory_committed_bytes{area<span style=color:#719e07>=</span><span style=color:#2aa198>"nonheap"</span>,id<span style=color:#719e07>=</span><span style=color:#2aa198>"Metaspace"</span>,} <span style=color:#2aa198>4.1623552E7</span> |
| </span></span><span style=display:flex><span>jvm_memory_committed_bytes{area<span style=color:#719e07>=</span><span style=color:#2aa198>"heap"</span>,id<span style=color:#719e07>=</span><span style=color:#2aa198>"G1 Eden Space"</span>,} <span style=color:#2aa198>9.0177536E7</span> |
| </span></span><span style=display:flex><span>jvm_memory_committed_bytes{area<span style=color:#719e07>=</span><span style=color:#2aa198>"nonheap"</span>,id<span style=color:#719e07>=</span><span style=color:#2aa198>"CodeHeap 'non-nmethods'"</span>,} <span style=color:#2aa198>2555904.0</span> |
| </span></span><span style=display:flex><span>jvm_memory_committed_bytes{area<span style=color:#719e07>=</span><span style=color:#2aa198>"nonheap"</span>,id<span style=color:#719e07>=</span><span style=color:#2aa198>"Compressed Class Space"</span>,} <span style=color:#2aa198>5111808.0</span> |
| </span></span><span style=display:flex><span>jvm_memory_committed_bytes{area<span style=color:#719e07>=</span><span style=color:#2aa198>"nonheap"</span>,id<span style=color:#719e07>=</span><span style=color:#2aa198>"CodeHeap 'non-profiled nmethods'"</span>,} <span style=color:#2aa198>5701632.0</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP requests_succeed Succeed Requests</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE requests_succeed gauge</span> |
| </span></span><span style=display:flex><span>requests_succeed{application_name<span style=color:#719e07>=</span><span style=color:#2aa198>"metrics-provider"</span>,group<span style=color:#719e07>=</span><span style=color:#2aa198>""</span>,hostname<span style=color:#719e07>=</span><span style=color:#2aa198>"iZ8lgm9icspkthZ"</span>,interface<span style=color:#719e07>=</span><span style=color:#2aa198>"org.apache.dubbo.samples.metrics.prometheus.api.DemoService"</span>,ip<span style=color:#719e07>=</span><span style=color:#2aa198>"172.28.236.104"</span>,method<span style=color:#719e07>=</span><span style=color:#2aa198>"sayHello"</span>,version<span style=color:#719e07>=</span><span style=color:#2aa198>""</span>,} <span style=color:#2aa198>27738.0</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># HELP rt_avg Average Response Time</span> |
| </span></span><span style=display:flex><span><span style=color:#586e75># TYPE rt_avg gauge</span> |
| </span></span><span style=display:flex><span>rt_avg{application_name<span style=color:#719e07>=</span><span style=color:#2aa198>"metrics-provider"</span>,group<span style=color:#719e07>=</span><span style=color:#2aa198>""</span>,hostname<span style=color:#719e07>=</span><span style=color:#2aa198>"iZ8lgm9icspkthZ"</span>,interface<span style=color:#719e07>=</span><span style=color:#2aa198>"org.apache.dubbo.samples.metrics.prometheus.api.DemoService"</span>,ip<span style=color:#719e07>=</span><span style=color:#2aa198>"172.28.236.104"</span>,method<span style=color:#719e07>=</span><span style=color:#2aa198>"sayHello"</span>,version<span style=color:#719e07>=</span><span style=color:#2aa198>""</span>,} <span style=color:#2aa198>0.0</span> |
| </span></span></code></pre></div><h2 id=aggregate-collector>aggregate collector</h2><div class=highlight><pre tabindex=0 style=color:#93a1a1;background-color:#002b36;-moz-tab-size:4;-o-tab-size:4;tab-size:4><code class=language-java data-lang=java><span style=display:flex><span><span style=color:#268bd2>public</span> <span style=color:#268bd2>class</span> <span style=color:#268bd2>AggregateMetricsCollector</span> <span style=color:#268bd2>implements</span> MetricsCollector, MetricsListener { |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#dc322f>int</span> bucketNum; |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#dc322f>int</span> timeWindowSeconds; |
| </span></span><span style=display:flex><span> |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#268bd2>final</span> Map<span style=color:#719e07><</span>MethodMetric, TimeWindowCounter<span style=color:#719e07>></span> totalRequests <span style=color:#719e07>=</span> <span style=color:#719e07>new</span> ConcurrentHashMap<span style=color:#719e07><></span>(); |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#268bd2>final</span> Map<span style=color:#719e07><</span>MethodMetric, TimeWindowCounter<span style=color:#719e07>></span> succeedRequests <span style=color:#719e07>=</span> <span style=color:#719e07>new</span> ConcurrentHashMap<span style=color:#719e07><></span>(); |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#268bd2>final</span> Map<span style=color:#719e07><</span>MethodMetric, TimeWindowCounter<span style=color:#719e07>></span> failedRequests <span style=color:#719e07>=</span> <span style=color:#719e07>new</span> ConcurrentHashMap<span style=color:#719e07><></span>(); |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#268bd2>final</span> Map<span style=color:#719e07><</span>MethodMetric, TimeWindowCounter<span style=color:#719e07>></span> qps <span style=color:#719e07>=</span> <span style=color:#719e07>new</span> ConcurrentHashMap<span style=color:#719e07><></span>(); |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#268bd2>final</span> Map<span style=color:#719e07><</span>MethodMetric, TimeWindowQuantile<span style=color:#719e07>></span> rt <span style=color:#719e07>=</span> <span style=color:#719e07>new</span> ConcurrentHashMap<span style=color:#719e07><></span>(); |
| </span></span><span style=display:flex><span> |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#268bd2>final</span> ApplicationModel applicationModel; |
| </span></span><span style=display:flex><span> |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#268bd2>static</span> <span style=color:#268bd2>final</span> Integer DEFAULT_COMPRESSION <span style=color:#719e07>=</span> 100; |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#268bd2>static</span> <span style=color:#268bd2>final</span> Integer DEFAULT_BUCKET_NUM <span style=color:#719e07>=</span> 10; |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#268bd2>static</span> <span style=color:#268bd2>final</span> Integer DEFAULT_TIME_WINDOW_SECONDS <span style=color:#719e07>=</span> 120; |
| </span></span><span style=display:flex><span> |
| </span></span><span style=display:flex><span><span style=color:#586e75>//在构造函数中解析配置信息</span> |
| </span></span><span style=display:flex><span> |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>public</span> <span style=color:#268bd2>AggregateMetricsCollector</span>(ApplicationModel applicationModel) { |
| </span></span><span style=display:flex><span> <span style=color:#719e07>this</span>.applicationModel <span style=color:#719e07>=</span> applicationModel; |
| </span></span><span style=display:flex><span> ConfigManager configManager <span style=color:#719e07>=</span> applicationModel.getApplicationConfigManager(); |
| </span></span><span style=display:flex><span> MetricsConfig config <span style=color:#719e07>=</span> configManager.getMetrics().orElse(<span style=color:#cb4b16>null</span>); |
| </span></span><span style=display:flex><span> <span style=color:#719e07>if</span> (config <span style=color:#719e07>!=</span> <span style=color:#cb4b16>null</span> <span style=color:#719e07>&&</span> config.getAggregation() <span style=color:#719e07>!=</span> <span style=color:#cb4b16>null</span> <span style=color:#719e07>&&</span> Boolean.TRUE.equals(config.getAggregation().getEnabled())) { |
| </span></span><span style=display:flex><span> <span style=color:#586e75>// only registered when aggregation is enabled.</span> |
| </span></span><span style=display:flex><span> registerListener(); |
| </span></span><span style=display:flex><span> |
| </span></span><span style=display:flex><span> AggregationConfig aggregation <span style=color:#719e07>=</span> config.getAggregation(); |
| </span></span><span style=display:flex><span> <span style=color:#719e07>this</span>.bucketNum <span style=color:#719e07>=</span> aggregation.getBucketNum() <span style=color:#719e07>==</span> <span style=color:#cb4b16>null</span> <span style=color:#719e07>?</span> DEFAULT_BUCKET_NUM : aggregation.getBucketNum(); |
| </span></span><span style=display:flex><span> <span style=color:#719e07>this</span>.timeWindowSeconds <span style=color:#719e07>=</span> aggregation.getTimeWindowSeconds() <span style=color:#719e07>==</span> <span style=color:#cb4b16>null</span> <span style=color:#719e07>?</span> DEFAULT_TIME_WINDOW_SECONDS : aggregation.getTimeWindowSeconds(); |
| </span></span><span style=display:flex><span> } |
| </span></span><span style=display:flex><span> } |
| </span></span><span style=display:flex><span>} |
| </span></span></code></pre></div><p>If local aggregation is enabled, listeners are added through spring’s BeanFactory, and AggregateMetricsCollector is bound to DefaultMetricsCollector to implement a survivor-consumer model. DefaultMetricsCollector uses a list of listeners for easy expansion</p><div class=highlight><pre tabindex=0 style=color:#93a1a1;background-color:#002b36;-moz-tab-size:4;-o-tab-size:4;tab-size:4><code class=language-java data-lang=java><span style=display:flex><span><span style=color:#268bd2>private</span> <span style=color:#dc322f>void</span> <span style=color:#268bd2>registerListener</span>() { |
| </span></span><span style=display:flex><span> applicationModel.getBeanFactory().getBean(DefaultMetricsCollector.class).addListener(<span style=color:#719e07>this</span>); |
| </span></span><span style=display:flex><span>} |
| </span></span></code></pre></div><h2 id=3-index-aggregation>3. Index Aggregation</h2><p>sliding window |
| Suppose we initially have 6 buckets, and each window time is set to 2 minutes |
| Every time the index data is written, the data will be written into 6 buckets respectively, and a bucket will be moved every two minutes and the data in the original bucket will be cleared |
| When reading the indicator, read the bucket pointed to by the current current to achieve the effect of sliding window |
| Specifically, as shown in the figure below, the current bucket stores the data within the bucket life cycle set in the configuration, that is, the recent data |
| <img src=/imgs/docs3-v2/java-sdk/observability/aggre.png alt=img_1.png></p><p>In each bucket, use the <strong>TDigest algorithm</strong> to calculate the quantile index</p><blockquote><p><strong>TDigest algorithm</strong> (extreme quantile accuracy is high, such as p1 p99, middle quantile accuracy is low, such as p50), the relevant information is as follows></p><ul><li><a href=https://op8867555.github.io/posts/2018-04-09-tdigest.html>https://op8867555.github.io/posts/2018-04-09-tdigest.html</a></li><li><a href=https://blog.csdn.net/csdnnews/article/details/116246540>https://blog.csdn.net/csdnnews/article/details/116246540</a></li><li>Open Impl：https://github.com/tdunning/t-digest</li></ul></blockquote><p>The code is implemented as follows, in addition to TimeWindowQuantile is used to calculate quantile indicators, and TimeWindowCounter is provided to collect the number of indicators in the time interval</p><div class=highlight><pre tabindex=0 style=color:#93a1a1;background-color:#002b36;-moz-tab-size:4;-o-tab-size:4;tab-size:4><code class=language-java data-lang=java><span style=display:flex><span><span style=color:#268bd2>public</span> <span style=color:#268bd2>class</span> <span style=color:#268bd2>TimeWindowQuantile</span> { |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#268bd2>final</span> <span style=color:#dc322f>double</span> compression; |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#268bd2>final</span> TDigest<span style=color:#719e07>[]</span> ringBuffer; |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#dc322f>int</span> currentBucket; |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#dc322f>long</span> lastRotateTimestampMillis; |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> <span style=color:#268bd2>final</span> <span style=color:#dc322f>long</span> durationBetweenRotatesMillis; |
| </span></span><span style=display:flex><span> |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>public</span> <span style=color:#268bd2>TimeWindowQuantile</span>(<span style=color:#dc322f>double</span> compression, <span style=color:#dc322f>int</span> bucketNum, <span style=color:#dc322f>int</span> timeWindowSeconds) { |
| </span></span><span style=display:flex><span> <span style=color:#719e07>this</span>.compression <span style=color:#719e07>=</span> compression; |
| </span></span><span style=display:flex><span> <span style=color:#719e07>this</span>.ringBuffer <span style=color:#719e07>=</span> <span style=color:#719e07>new</span> TDigest<span style=color:#719e07>[</span>bucketNum<span style=color:#719e07>]</span>; |
| </span></span><span style=display:flex><span> <span style=color:#719e07>for</span> (<span style=color:#dc322f>int</span> i <span style=color:#719e07>=</span> 0; i <span style=color:#719e07><</span> bucketNum; i<span style=color:#719e07>++</span>) { |
| </span></span><span style=display:flex><span> <span style=color:#719e07>this</span>.ringBuffer<span style=color:#719e07>[</span>i<span style=color:#719e07>]</span> <span style=color:#719e07>=</span> TDigest.createDigest(compression); |
| </span></span><span style=display:flex><span> } |
| </span></span><span style=display:flex><span> |
| </span></span><span style=display:flex><span> <span style=color:#719e07>this</span>.currentBucket <span style=color:#719e07>=</span> 0; |
| </span></span><span style=display:flex><span> <span style=color:#719e07>this</span>.lastRotateTimestampMillis <span style=color:#719e07>=</span> System.currentTimeMillis(); |
| </span></span><span style=display:flex><span> <span style=color:#719e07>this</span>.durationBetweenRotatesMillis <span style=color:#719e07>=</span> TimeUnit.SECONDS.toMillis(timeWindowSeconds) <span style=color:#719e07>/</span> bucketNum; |
| </span></span><span style=display:flex><span> } |
| </span></span><span style=display:flex><span> |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>public</span> <span style=color:#268bd2>synchronized</span> <span style=color:#dc322f>double</span> <span style=color:#268bd2>quantile</span>(<span style=color:#dc322f>double</span> q) { |
| </span></span><span style=display:flex><span> TDigest currentBucket <span style=color:#719e07>=</span> rotate(); |
| </span></span><span style=display:flex><span> <span style=color:#719e07>return</span> currentBucket.quantile(q); |
| </span></span><span style=display:flex><span> } |
| </span></span><span style=display:flex><span> |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>public</span> <span style=color:#268bd2>synchronized</span> <span style=color:#dc322f>void</span> <span style=color:#268bd2>add</span>(<span style=color:#dc322f>double</span> value) { |
| </span></span><span style=display:flex><span> rotate(); |
| </span></span><span style=display:flex><span> <span style=color:#719e07>for</span> (TDigest bucket : ringBuffer) { |
| </span></span><span style=display:flex><span> bucket.add(value); |
| </span></span><span style=display:flex><span> } |
| </span></span><span style=display:flex><span> } |
| </span></span><span style=display:flex><span> |
| </span></span><span style=display:flex><span> <span style=color:#268bd2>private</span> TDigest <span style=color:#268bd2>rotate</span>() { |
| </span></span><span style=display:flex><span> <span style=color:#dc322f>long</span> timeSinceLastRotateMillis <span style=color:#719e07>=</span> System.currentTimeMillis() <span style=color:#719e07>-</span> lastRotateTimestampMillis; |
| </span></span><span style=display:flex><span> <span style=color:#719e07>while</span> (timeSinceLastRotateMillis <span style=color:#719e07>></span> durationBetweenRotatesMillis) { |
| </span></span><span style=display:flex><span> ringBuffer<span style=color:#719e07>[</span>currentBucket<span style=color:#719e07>]</span> <span style=color:#719e07>=</span> TDigest.createDigest(compression); |
| </span></span><span style=display:flex><span> <span style=color:#719e07>if</span> (<span style=color:#719e07>++</span>currentBucket <span style=color:#719e07>>=</span> ringBuffer.length) { |
| </span></span><span style=display:flex><span> currentBucket <span style=color:#719e07>=</span> 0; |
| </span></span><span style=display:flex><span> } |
| </span></span><span style=display:flex><span> timeSinceLastRotateMillis <span style=color:#719e07>-=</span> durationBetweenRotatesMillis; |
| </span></span><span style=display:flex><span> lastRotateTimestampMillis <span style=color:#719e07>+=</span> durationBetweenRotatesMillis; |
| </span></span><span style=display:flex><span> } |
| </span></span><span style=display:flex><span> <span style=color:#719e07>return</span> ringBuffer<span style=color:#719e07>[</span>currentBucket<span style=color:#719e07>]</span>; |
| </span></span><span style=display:flex><span> } |
| </span></span><span style=display:flex><span>} |
| </span></span></code></pre></div><h1 id=indicator-push>Indicator push</h1><p>Metrics push can only be enabled after the user has set <dubbo:metrics /> configuration and configured protocol parameters. If only metrics aggregation is enabled, metrics will not be pushed by default.</p><h2 id=1-promehteus-pull-service-discovery>1. Promehteus Pull Service Discovery</h2><p>Use dubbo-admin and other similar middle layers, and push the local IP, Port, and MetricsURL address information to dubbo-admin (or any middle layer) according to the configuration at startup, and expose HTTP ServiceDiscovery for prometheus to read. The configuration method is as follows: dubbo:metrics protocol=“prometheus” mode=“pull” address="${dubbo-admin.address}" port=“20888” url="/metrics"/>, where address is an optional parameter in pull mode, If not filled, the user needs to manually configure the address in the Prometheus configuration file</p><div class=highlight><pre tabindex=0 style=color:#93a1a1;background-color:#002b36;-moz-tab-size:4;-o-tab-size:4;tab-size:4><code class=language-java data-lang=java><span style=display:flex><span><span style=color:#268bd2>private</span> <span style=color:#dc322f>void</span> <span style=color:#268bd2>exportHttpServer</span>() { |
| </span></span><span style=display:flex><span> <span style=color:#dc322f>boolean</span> exporterEnabled <span style=color:#719e07>=</span> url.getParameter(PROMETHEUS_EXPORTER_ENABLED_KEY, <span style=color:#cb4b16>false</span>); |
| </span></span><span style=display:flex><span> <span style=color:#719e07>if</span> (exporterEnabled) { |
| </span></span><span style=display:flex><span> <span style=color:#dc322f>int</span> port <span style=color:#719e07>=</span> url.getParameter(PROMETHEUS_EXPORTER_METRICS_PORT_KEY, PROMETHEUS_DEFAULT_METRICS_PORT); |
| </span></span><span style=display:flex><span> String path <span style=color:#719e07>=</span> url.getParameter(PROMETHEUS_EXPORTER_METRICS_PATH_KEY, PROMETHEUS_DEFAULT_METRICS_PATH); |
| </span></span><span style=display:flex><span> <span style=color:#719e07>if</span> (<span style=color:#719e07>!</span>path.startsWith(<span style=color:#2aa198>"/"</span>)) { |
| </span></span><span style=display:flex><span> path <span style=color:#719e07>=</span> <span style=color:#2aa198>"/"</span> <span style=color:#719e07>+</span> path; |
| </span></span><span style=display:flex><span> } |
| </span></span><span style=display:flex><span> |
| </span></span><span style=display:flex><span> <span style=color:#719e07>try</span> { |
| </span></span><span style=display:flex><span> prometheusExporterHttpServer <span style=color:#719e07>=</span> HttpServer.create(<span style=color:#719e07>new</span> InetSocketAddress(port), 0); |
| </span></span><span style=display:flex><span> prometheusExporterHttpServer.createContext(path, httpExchange <span style=color:#719e07>-></span> { |
| </span></span><span style=display:flex><span> String response <span style=color:#719e07>=</span> prometheusRegistry.scrape(); |
| </span></span><span style=display:flex><span> httpExchange.sendResponseHeaders(200, response.getBytes().length); |
| </span></span><span style=display:flex><span> <span style=color:#719e07>try</span> (OutputStream os <span style=color:#719e07>=</span> httpExchange.getResponseBody()) { |
| </span></span><span style=display:flex><span> os.write(response.getBytes()); |
| </span></span><span style=display:flex><span> } |
| </span></span><span style=display:flex><span> }); |
| </span></span><span style=display:flex><span> |
| </span></span><span style=display:flex><span> httpServerThread <span style=color:#719e07>=</span> <span style=color:#719e07>new</span> Thread(prometheusExporterHttpServer::start); |
| </span></span><span style=display:flex><span> httpServerThread.start(); |
| </span></span><span style=display:flex><span> } <span style=color:#719e07>catch</span> (IOException e) { |
| </span></span><span style=display:flex><span> <span style=color:#719e07>throw</span> <span style=color:#719e07>new</span> RuntimeException(e); |
| </span></span><span style=display:flex><span> } |
| </span></span><span style=display:flex><span> } |
| </span></span><span style=display:flex><span>} |
| </span></span></code></pre></div><h2 id=2-prometheus-push-pushgateway>2. Prometheus Push Pushgateway</h2><p>Users can directly configure the address of Prometheus Pushgateway in the Dubbo configuration file, such as <dubbo:metrics protocol=“prometheus” mode=“push” address="${prometheus.pushgateway-url}" interval=“5” />, Where interval represents the push interval</p><div class=highlight><pre tabindex=0 style=color:#93a1a1;background-color:#002b36;-moz-tab-size:4;-o-tab-size:4;tab-size:4><code class=language-java data-lang=java><span style=display:flex><span> |
| </span></span><span style=display:flex><span><span style=color:#268bd2>private</span> <span style=color:#dc322f>void</span> <span style=color:#268bd2>schedulePushJob</span>() { |
| </span></span><span style=display:flex><span> <span style=color:#dc322f>boolean</span> pushEnabled <span style=color:#719e07>=</span> url.getParameter(PROMETHEUS_PUSHGATEWAY_ENABLED_KEY, <span style=color:#cb4b16>false</span>); |
| </span></span><span style=display:flex><span> <span style=color:#719e07>if</span> (pushEnabled) { |
| </span></span><span style=display:flex><span> String baseUrl <span style=color:#719e07>=</span> url.getParameter(PROMETHEUS_PUSHGATEWAY_BASE_URL_KEY); |
| </span></span><span style=display:flex><span> String job <span style=color:#719e07>=</span> url.getParameter(PROMETHEUS_PUSHGATEWAY_JOB_KEY, PROMETHEUS_DEFAULT_JOB_NAME); |
| </span></span><span style=display:flex><span> <span style=color:#dc322f>int</span> pushInterval <span style=color:#719e07>=</span> url.getParameter(PROMETHEUS_PUSHGATEWAY_PUSH_INTERVAL_KEY, PROMETHEUS_DEFAULT_PUSH_INTERVAL); |
| </span></span><span style=display:flex><span> String username <span style=color:#719e07>=</span> url.getParameter(PROMETHEUS_PUSHGATEWAY_USERNAME_KEY); |
| </span></span><span style=display:flex><span> String password <span style=color:#719e07>=</span> url.getParameter(PROMETHEUS_PUSHGATEWAY_PASSWORD_KEY); |
| </span></span><span style=display:flex><span> |
| </span></span><span style=display:flex><span> NamedThreadFactory threadFactory <span style=color:#719e07>=</span> <span style=color:#719e07>new</span> NamedThreadFactory(<span style=color:#2aa198>"prometheus-push-job"</span>, <span style=color:#cb4b16>true</span>); |
| </span></span><span style=display:flex><span> pushJobExecutor <span style=color:#719e07>=</span> Executors.newScheduledThreadPool(1, threadFactory); |
| </span></span><span style=display:flex><span> PushGateway pushGateway <span style=color:#719e07>=</span> <span style=color:#719e07>new</span> PushGateway(baseUrl); |
| </span></span><span style=display:flex><span> <span style=color:#719e07>if</span> (<span style=color:#719e07>!</span>StringUtils.isBlank(username)) { |
| </span></span><span style=display:flex><span> pushGateway.setConnectionFactory(<span style=color:#719e07>new</span> BasicAuthHttpConnectionFactory(username, password)); |
| </span></span><span style=display:flex><span> } |
| </span></span><span style=display:flex><span> |
| </span></span><span style=display:flex><span> pushJobExecutor.scheduleWithFixedDelay(() <span style=color:#719e07>-></span> push(pushGateway, job), pushInterval, pushInterval, TimeUnit.SECONDS); |
| </span></span><span style=display:flex><span> } |
| </span></span><span style=display:flex><span>} |
| </span></span><span style=display:flex><span> |
| </span></span><span style=display:flex><span><span style=color:#268bd2>protected</span> <span style=color:#dc322f>void</span> <span style=color:#268bd2>push</span>(PushGateway pushGateway, String job) { |
| </span></span><span style=display:flex><span> <span style=color:#719e07>try</span> { |
| </span></span><span style=display:flex><span> pushGateway.pushAdd(prometheusRegistry.getPrometheusRegistry(), job); |
| </span></span><span style=display:flex><span> } <span style=color:#719e07>catch</span> (IOException e) { |
| </span></span><span style=display:flex><span> logger.error(<span style=color:#2aa198>"Error occurred when pushing metrics to prometheus: "</span>, e); |
| </span></span><span style=display:flex><span> } |
| </span></span><span style=display:flex><span>} |
| </span></span></code></pre></div><div id=pre-footer><h2>Feedback</h2><p class=feedback--prompt>Was this page helpful?</p><button class="btn btn-primary mb-4 feedback--yes">Yes</button> |
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