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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 active" href=/en/overview/><span class=active>Overview</span></a></li><li class="nav-item mr-4 mb-2 mb-lg-0"><a class=nav-link href=/en/docs3-v2/><span>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=# 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| <label for=m-enoverviewwhat-check><a href=/en/overview/what/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-enoverviewwhat><span>What is Dubbo</span></a></label><ul class="ul-2 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-enoverviewwhatoverview-li><input type=checkbox id=m-enoverviewwhatoverview-check> |
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| <label for=m-enoverviewquickstartgo-check><a href=/en/overview/quickstart/go/ title="Quick Start With Golang" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-enoverviewquickstartgo><span>Quick Start</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-enoverviewquickstartrust-li><input type=checkbox id=m-enoverviewquickstartrust-check> |
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| <label for=m-enoverviewtasks-check><a href=/en/overview/tasks/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-enoverviewtasks><span>Tasks</span></a></label><ul class="ul-2 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-enoverviewtaskstraffic-management-li><input type=checkbox id=m-enoverviewtaskstraffic-management-check> |
| <label for=m-enoverviewtaskstraffic-management-check><a href=/en/overview/tasks/traffic-management/ title="Traffic Management" class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-enoverviewtaskstraffic-management><span>Traffic Governance</span></a></label><ul class="ul-3 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-enoverviewtaskstraffic-managementweight-li><input type=checkbox id=m-enoverviewtaskstraffic-managementweight-check> |
| <label for=m-enoverviewtaskstraffic-managementweight-check><a href=/en/overview/tasks/traffic-management/weight/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-enoverviewtaskstraffic-managementweight><span>Adjust traffic distribution by weight</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-enoverviewtaskstraffic-managementtimeout-li><input type=checkbox id=m-enoverviewtaskstraffic-managementtimeout-check> |
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| <label for=m-enoverviewtaskstraffic-managementtraffic-routing-check><a href=/en/overview/tasks/traffic-management/traffic-routing/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-enoverviewtaskstraffic-managementtraffic-routing><span>Request Routing</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-enoverviewtaskstraffic-managementzone-li><input type=checkbox id=m-enoverviewtaskstraffic-managementzone-check> |
| <label for=m-enoverviewtaskstraffic-managementzone-check><a href=/en/overview/tasks/traffic-management/zone/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-enoverviewtaskstraffic-managementzone><span>Same computer room/area priority</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-enoverviewtaskstraffic-managementisolation-li><input type=checkbox id=m-enoverviewtaskstraffic-managementisolation-check> |
| <label for=m-enoverviewtaskstraffic-managementisolation-check><a href=/en/overview/tasks/traffic-management/isolation/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-enoverviewtaskstraffic-managementisolation><span>Temporarily kick out the problem service instance</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-enoverviewtaskstraffic-managementtraffic-gray-li><input type=checkbox id=m-enoverviewtaskstraffic-managementtraffic-gray-check> |
| <label for=m-enoverviewtaskstraffic-managementtraffic-gray-check><a href=/en/overview/tasks/traffic-management/traffic-gray/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-enoverviewtaskstraffic-managementtraffic-gray><span>Traffic Grayscale</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-enoverviewtaskstraffic-managementtraffic-condition-li><input type=checkbox id=m-enoverviewtaskstraffic-managementtraffic-condition-check> |
| <label for=m-enoverviewtaskstraffic-managementtraffic-condition-check><a href=/en/overview/tasks/traffic-management/traffic-condition/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-enoverviewtaskstraffic-managementtraffic-condition><span>Traffic Isolation</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-enoverviewtaskskubernetes-li><input type=checkbox id=m-enoverviewtaskskubernetes-check> |
| <label for=m-enoverviewtaskskubernetes-check><a href=/en/overview/tasks/kubernetes/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-enoverviewtaskskubernetes><span>Kubernetes Deployment Solution</span></a></label><ul class="ul-3 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-enoverviewtaskskubernetesdeploy-on-k8s-li><input type=checkbox id=m-enoverviewtaskskubernetesdeploy-on-k8s-check> |
| <label for=m-enoverviewtaskskubernetesdeploy-on-k8s-check><a href=/en/overview/tasks/kubernetes/deploy-on-k8s/ title="Deploying to Kubernetes" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-enoverviewtaskskubernetesdeploy-on-k8s><span>Native K8S Service based on API-SERVER</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-enoverviewtasksmesh-li><input type=checkbox id=m-enoverviewtasksmesh-check> |
| <label for=m-enoverviewtasksmesh-check><a href=/en/overview/tasks/mesh/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-enoverviewtasksmesh><span>Mesh Deployment Solution</span></a></label><ul class="ul-3 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-enoverviewtasksmeshdubbo-mesh-li><input type=checkbox id=m-enoverviewtasksmeshdubbo-mesh-check> |
| <label for=m-enoverviewtasksmeshdubbo-mesh-check><a href=/en/overview/tasks/mesh/dubbo-mesh/ title="Dubbo proxy mesh using Envoy & Istio" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-enoverviewtasksmeshdubbo-mesh><span>Sidecar mode</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-enoverviewtasksmeshproxyless-li><input type=checkbox id=m-enoverviewtasksmeshproxyless-check> |
| <label for=m-enoverviewtasksmeshproxyless-check><a href=/en/overview/tasks/mesh/proxyless/ title="Istio + Proxyless" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-enoverviewtasksmeshproxyless><span>Proxyless mode</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-enoverviewtaskstriple-li><input type=checkbox id=m-enoverviewtaskstriple-check> |
| <label for=m-enoverviewtaskstriple-check><a href=/en/overview/tasks/triple/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-enoverviewtaskstriple><span>Triple Usage Example</span></a></label><ul class="ul-3 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-enoverviewtaskstripleidl-li><input type=checkbox id=m-enoverviewtaskstripleidl-check> |
| <label for=m-enoverviewtaskstripleidl-check><a href=/en/overview/tasks/triple/idl/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-enoverviewtaskstripleidl><span>Using IDL + Protobuf to define services across languages</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-enoverviewtaskstriplewrap-li><input type=checkbox id=m-enoverviewtaskstriplewrap-check> |
| <label for=m-enoverviewtaskstriplewrap-check><a href=/en/overview/tasks/triple/wrap/ title="Pojo Serialization Compatibility Mode" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-enoverviewtaskstriplewrap><span>Pojo serialization compatibility mode</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-enoverviewtaskstriplestreaming-li><input type=checkbox id=m-enoverviewtaskstriplestreaming-check> |
| <label for=m-enoverviewtaskstriplestreaming-check><a href=/en/overview/tasks/triple/streaming/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-enoverviewtaskstriplestreaming><span>Streaming communication mode</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-enoverviewtasksmigration-li><input type=checkbox id=m-enoverviewtasksmigration-check> |
| <label for=m-enoverviewtasksmigration-check><a href=/en/overview/tasks/migration/ title="How to smoothly migrate to the new functions of Dubbo3" class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-enoverviewtasksmigration><span>Migrate to Dubbo3</span></a></label><ul class="ul-3 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-enoverviewtasksmigration2to3-li><input type=checkbox id=m-enoverviewtasksmigration2to3-check> |
| <label for=m-enoverviewtasksmigration2to3-check><a href=/en/overview/tasks/migration/2to3/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-enoverviewtasksmigration2to3><span>Upgrade to Dubbo3</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-enoverviewtasksmigrationmigration-triple-li><input type=checkbox id=m-enoverviewtasksmigrationmigration-triple-check> |
| <label for=m-enoverviewtasksmigrationmigration-triple-check><a href=/en/overview/tasks/migration/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-enoverviewtasksmigrationmigration-triple><span>Triple Protocol</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-enoverviewtasksmigrationservice-discovery-samples-li><input type=checkbox id=m-enoverviewtasksmigrationservice-discovery-samples-check> |
| <label for=m-enoverviewtasksmigrationservice-discovery-samples-check><a href=/en/overview/tasks/migration/service-discovery-samples/ title="Dubbo3 application-level service discovery" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-enoverviewtasksmigrationservice-discovery-samples><span>Application-Level Service Discovery</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-enoverviewtasksecosystem-li><input type=checkbox id=m-enoverviewtasksecosystem-check> |
| <label for=m-enoverviewtasksecosystem-check><a href=/en/overview/tasks/ecosystem/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-enoverviewtasksecosystem><span>Microservice Governance</span></a></label><ul class="ul-3 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-enoverviewtasksecosystemtransaction-li><input type=checkbox id=m-enoverviewtasksecosystemtransaction-check> |
| <label for=m-enoverviewtasksecosystemtransaction-check><a href=/en/overview/tasks/ecosystem/transaction/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-enoverviewtasksecosystemtransaction><span>Transaction Management</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-enoverviewtasksecosystemrate-limit-li><input type=checkbox id=m-enoverviewtasksecosystemrate-limit-check> |
| <label for=m-enoverviewtasksecosystemrate-limit-check><a href=/en/overview/tasks/ecosystem/rate-limit/ title="Current Limit Downgrade" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-enoverviewtasksecosystemrate-limit><span>Current limit downgrade</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-enoverviewtasksextensibility-li><input type=checkbox id=m-enoverviewtasksextensibility-check> |
| <label for=m-enoverviewtasksextensibility-check><a href=/en/overview/tasks/extensibility/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-enoverviewtasksextensibility><span>Custom Extensions</span></a></label><ul class="ul-3 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-enoverviewtasksextensibilityprotocol-li><input type=checkbox id=m-enoverviewtasksextensibilityprotocol-check> |
| <label for=m-enoverviewtasksextensibilityprotocol-check><a href=/en/overview/tasks/extensibility/protocol/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-enoverviewtasksextensibilityprotocol><span>Protocol</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-enoverviewtasksextensibilityregistry-li><input type=checkbox id=m-enoverviewtasksextensibilityregistry-check> |
| <label for=m-enoverviewtasksextensibilityregistry-check><a href=/en/overview/tasks/extensibility/registry/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-enoverviewtasksextensibilityregistry><span>Registry</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-enoverviewtasksextensibilityrouter-li><input type=checkbox id=m-enoverviewtasksextensibilityrouter-check> |
| <label for=m-enoverviewtasksextensibilityrouter-check><a href=/en/overview/tasks/extensibility/router/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-enoverviewtasksextensibilityrouter><span>Router</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-enoverviewtasksextensibilityfilter-li><input type=checkbox id=m-enoverviewtasksextensibilityfilter-check> |
| <label for=m-enoverviewtasksextensibilityfilter-check><a href=/en/overview/tasks/extensibility/filter/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-enoverviewtasksextensibilityfilter><span>Custom extension</span></a></label></li></ul></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-enoverviewmannual-li><input type=checkbox id=m-enoverviewmannual-check> |
| <label for=m-enoverviewmannual-check><a href=/en/overview/mannual/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-enoverviewmannual><span>SDK Manual</span></a></label><ul class="ul-2 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-enoverviewmannualjava-li><input type=checkbox id=m-enoverviewmannualjava-check> |
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