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| <label for=m-zh-cndocsadvanceddelay-publish-check><a href=/zh-cn/docs/advanced/delay-publish/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsadvanceddelay-publish><span>延迟暴露</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsadvancedconcurrency-control-li><input type=checkbox id=m-zh-cndocsadvancedconcurrency-control-check> |
| <label for=m-zh-cndocsadvancedconcurrency-control-check><a href=/zh-cn/docs/advanced/concurrency-control/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsadvancedconcurrency-control><span>并发控制</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsadvancedconfig-connections-li><input type=checkbox id=m-zh-cndocsadvancedconfig-connections-check> |
| <label for=m-zh-cndocsadvancedconfig-connections-check><a href=/zh-cn/docs/advanced/config-connections/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsadvancedconfig-connections><span>连接控制</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsadvancedlazy-connect-li><input type=checkbox id=m-zh-cndocsadvancedlazy-connect-check> |
| <label for=m-zh-cndocsadvancedlazy-connect-check><a href=/zh-cn/docs/advanced/lazy-connect/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsadvancedlazy-connect><span>延迟连接</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsadvancedstickiness-li><input type=checkbox id=m-zh-cndocsadvancedstickiness-check> |
| <label for=m-zh-cndocsadvancedstickiness-check><a href=/zh-cn/docs/advanced/stickiness/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsadvancedstickiness><span>粘滞连接</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsadvancedtls-li><input type=checkbox id=m-zh-cndocsadvancedtls-check> |
| <label for=m-zh-cndocsadvancedtls-check><a href=/zh-cn/docs/advanced/tls/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsadvancedtls><span>TLS</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsadvancedtoken-authorization-li><input type=checkbox id=m-zh-cndocsadvancedtoken-authorization-check> |
| <label for=m-zh-cndocsadvancedtoken-authorization-check><a href=/zh-cn/docs/advanced/token-authorization/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsadvancedtoken-authorization><span>令牌验证</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsadvancedrouting-rule-li><input type=checkbox id=m-zh-cndocsadvancedrouting-rule-check> |
| <label for=m-zh-cndocsadvancedrouting-rule-check><a href=/zh-cn/docs/advanced/routing-rule/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsadvancedrouting-rule><span>路由规则</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsadvancedrouting-rule-deprecated-li><input type=checkbox id=m-zh-cndocsadvancedrouting-rule-deprecated-check> |
| <label for=m-zh-cndocsadvancedrouting-rule-deprecated-check><a href=/zh-cn/docs/advanced/routing-rule-deprecated/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsadvancedrouting-rule-deprecated><span>旧路由规则</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsadvancedconfig-rule-li><input type=checkbox id=m-zh-cndocsadvancedconfig-rule-check> |
| <label for=m-zh-cndocsadvancedconfig-rule-check><a href=/zh-cn/docs/advanced/config-rule/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsadvancedconfig-rule><span>配置规则</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsadvancedservice-downgrade-li><input type=checkbox id=m-zh-cndocsadvancedservice-downgrade-check> |
| <label for=m-zh-cndocsadvancedservice-downgrade-check><a href=/zh-cn/docs/advanced/service-downgrade/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsadvancedservice-downgrade><span>服务降级</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsadvancedconfig-rule-deprecated-li><input type=checkbox id=m-zh-cndocsadvancedconfig-rule-deprecated-check> |
| <label for=m-zh-cndocsadvancedconfig-rule-deprecated-check><a href=/zh-cn/docs/advanced/config-rule-deprecated/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsadvancedconfig-rule-deprecated><span>旧配置规则</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsadvancedconsumer-threadpool-li><input type=checkbox id=m-zh-cndocsadvancedconsumer-threadpool-check> |
| <label for=m-zh-cndocsadvancedconsumer-threadpool-check><a href=/zh-cn/docs/advanced/consumer-threadpool/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsadvancedconsumer-threadpool><span>消费端线程池模型</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsadvancedgraceful-shutdown-li><input type=checkbox id=m-zh-cndocsadvancedgraceful-shutdown-check> |
| <label for=m-zh-cndocsadvancedgraceful-shutdown-check><a href=/zh-cn/docs/advanced/graceful-shutdown/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsadvancedgraceful-shutdown><span>优雅停机</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsadvancedhostname-binding-li><input type=checkbox id=m-zh-cndocsadvancedhostname-binding-check> |
| <label for=m-zh-cndocsadvancedhostname-binding-check><a href=/zh-cn/docs/advanced/hostname-binding/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsadvancedhostname-binding><span>主机绑定</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsadvancedset-host-li><input type=checkbox id=m-zh-cndocsadvancedset-host-check> |
| <label for=m-zh-cndocsadvancedset-host-check><a href=/zh-cn/docs/advanced/set-host/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsadvancedset-host><span>主机配置</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsadvancedsimplify-registry-data-li><input type=checkbox id=m-zh-cndocsadvancedsimplify-registry-data-check> |
| <label for=m-zh-cndocsadvancedsimplify-registry-data-check><a href=/zh-cn/docs/advanced/simplify-registry-data/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsadvancedsimplify-registry-data><span>注册信息简化</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsadvancedlogger-strategy-li><input type=checkbox id=m-zh-cndocsadvancedlogger-strategy-check> |
| <label for=m-zh-cndocsadvancedlogger-strategy-check><a href=/zh-cn/docs/advanced/logger-strategy/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsadvancedlogger-strategy><span>日志适配</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsadvancedaccesslog-li><input type=checkbox id=m-zh-cndocsadvancedaccesslog-check> |
| <label for=m-zh-cndocsadvancedaccesslog-check><a href=/zh-cn/docs/advanced/accesslog/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsadvancedaccesslog><span>访问日志</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsadvancedservice-container-li><input type=checkbox id=m-zh-cndocsadvancedservice-container-check> |
| <label for=m-zh-cndocsadvancedservice-container-check><a href=/zh-cn/docs/advanced/service-container/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsadvancedservice-container><span>服务容器</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-zh-cndocsmigration-li><input type=checkbox id=m-zh-cndocsmigration-check> |
| <label for=m-zh-cndocsmigration-check><a href=/zh-cn/docs/migration/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-zh-cndocsmigration><span>升级与兼容性</span></a></label><ul class="ul-2 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsmigrationmigration-and-compatibility-guide-li><input type=checkbox id=m-zh-cndocsmigrationmigration-and-compatibility-guide-check> |
| <label for=m-zh-cndocsmigrationmigration-and-compatibility-guide-check><a href=/zh-cn/docs/migration/migration-and-compatibility-guide/ title="3.x 升级与兼容性指南" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsmigrationmigration-and-compatibility-guide><span>总结</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsmigrationmigration-service-discovery-li><input type=checkbox id=m-zh-cndocsmigrationmigration-service-discovery-check> |
| <label for=m-zh-cndocsmigrationmigration-service-discovery-check><a href=/zh-cn/docs/migration/migration-service-discovery/ title=应用级地址发现迁移指南 class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsmigrationmigration-service-discovery><span>应用级地址发现</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsmigrationmigration-triple-li><input type=checkbox id=m-zh-cndocsmigrationmigration-triple-check> |
| <label for=m-zh-cndocsmigrationmigration-triple-check><a href=/zh-cn/docs/migration/migration-triple/ title=Triple协议迁移指南 class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsmigrationmigration-triple><span>Triple</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsmigrationmigration-routingrule-li><input type=checkbox id=m-zh-cndocsmigrationmigration-routingrule-check> |
| <label for=m-zh-cndocsmigrationmigration-routingrule-check><a href=/zh-cn/docs/migration/migration-routingrule/ title=统一路由规则升级指南 class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsmigrationmigration-routingrule><span>路由规则</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-zh-cndocslanguages-li><input type=checkbox id=m-zh-cndocslanguages-check> |
| <label for=m-zh-cndocslanguages-check><a href=/zh-cn/docs/languages/ title=多语言实现 class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-zh-cndocslanguages><span>多语言</span></a></label><ul class="ul-2 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-zh-cndocslanguageserlang-li><input type=checkbox id=m-zh-cndocslanguageserlang-check> |
| <label for=m-zh-cndocslanguageserlang-check><a href=/zh-cn/docs/languages/erlang/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-zh-cndocslanguageserlang><span>Erlang</span></a></label><ul class="ul-3 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguageserlangquick-start-li><input type=checkbox id=m-zh-cndocslanguageserlangquick-start-check> |
| <label for=m-zh-cndocslanguageserlangquick-start-check><a href=/zh-cn/docs/languages/erlang/quick-start/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguageserlangquick-start><span>快速开始</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguageserlangreference-li><input type=checkbox id=m-zh-cndocslanguageserlangreference-check> |
| <label for=m-zh-cndocslanguageserlangreference-check><a href=/zh-cn/docs/languages/erlang/reference/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguageserlangreference><span>消费者配置</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguageserlangservice-li><input type=checkbox id=m-zh-cndocslanguageserlangservice-check> |
| <label for=m-zh-cndocslanguageserlangservice-check><a href=/zh-cn/docs/languages/erlang/service/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguageserlangservice><span>提供者配置</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguageserlangserialization-li><input type=checkbox id=m-zh-cndocslanguageserlangserialization-check> |
| <label for=m-zh-cndocslanguageserlangserialization-check><a href=/zh-cn/docs/languages/erlang/serialization/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguageserlangserialization><span>序列化配置项</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-zh-cndocslanguagesgolang-li><input type=checkbox id=m-zh-cndocslanguagesgolang-check> |
| <label for=m-zh-cndocslanguagesgolang-check><a href=/zh-cn/docs/languages/golang/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-zh-cndocslanguagesgolang><span>golang</span></a></label><ul class="ul-3 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesgolangquick-start-li><input type=checkbox id=m-zh-cndocslanguagesgolangquick-start-check> |
| <label for=m-zh-cndocslanguagesgolangquick-start-check><a href=/zh-cn/docs/languages/golang/quick-start/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesgolangquick-start><span>Go 快速开始</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesgolanggo-specific-li><input type=checkbox id=m-zh-cndocslanguagesgolanggo-specific-check> |
| <label for=m-zh-cndocslanguagesgolanggo-specific-check><a href=/zh-cn/docs/languages/golang/go-specific/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesgolanggo-specific><span>Go 语言定义服务</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-zh-cndocslanguagesgolangdubbo-go-15-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-15-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-15-check><a href=/zh-cn/docs/languages/golang/dubbo-go-1.5/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-zh-cndocslanguagesgolangdubbo-go-15><span>Dubbo-go 1.5</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesgolangdubbo-go-15configurationclient-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-15configurationclient-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-15configurationclient-check><a href=/zh-cn/docs/languages/golang/dubbo-go-1.5/configuration/client/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesgolangdubbo-go-15configurationclient><span>client</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesgolangdubbo-go-15configurationprovider-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-15configurationprovider-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-15configurationprovider-check><a href=/zh-cn/docs/languages/golang/dubbo-go-1.5/configuration/provider/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesgolangdubbo-go-15configurationprovider><span>service providers</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesgolangdubbo-go-15quick-start-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-15quick-start-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-15quick-start-check><a href=/zh-cn/docs/languages/golang/dubbo-go-1.5/quick-start/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesgolangdubbo-go-15quick-start><span>快速开始</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-zh-cndocslanguagesgolangdubbo-go-30-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-zh-cndocslanguagesgolangdubbo-go-30><span>Dubbo-go 3.0</span></a></label><ul class="ul-4 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-zh-cndocslanguagesgolangdubbo-go-30samples-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30samples-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30samples-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/samples/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-zh-cndocslanguagesgolangdubbo-go-30samples><span>高级使用</span></a></label><ul class="ul-5 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesgolangdubbo-go-30samplescustom-filter-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30samplescustom-filter-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30samplescustom-filter-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/samples/custom-filter/ title="Dubbo-go 3.0 自定义filter" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesgolangdubbo-go-30samplescustom-filter><span>Filter</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesgolangdubbo-go-30samplesgo_java_interactive-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30samplesgo_java_interactive-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30samplesgo_java_interactive-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/samples/go_java_interactive/ title="go-java 3.0 互通示例" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesgolangdubbo-go-30samplesgo_java_interactive><span>Go-Java 互通</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesgolangdubbo-go-30samplesmetrics-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30samplesmetrics-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30samplesmetrics-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/samples/metrics/ title="Dubbo-go 数据上报" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesgolangdubbo-go-30samplesmetrics><span>Metrics 数据上报</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesgolangdubbo-go-30samplessamples_repo-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30samplessamples_repo-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30samplessamples_repo-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/samples/samples_repo/ title="dubbo-go 3.0 示例仓库" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesgolangdubbo-go-30samplessamples_repo><span>Samples 仓库介绍</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesgolangdubbo-go-30samplesexception_response-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30samplesexception_response-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30samplesexception_response-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/samples/exception_response/ title="Dubbo-go 3.0 异常回传" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesgolangdubbo-go-30samplesexception_response><span>Triple 异常回传</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesgolangdubbo-go-30samplesgeneric-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30samplesgeneric-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30samplesgeneric-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/samples/generic/ title="Dubbo-go 泛化调用" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesgolangdubbo-go-30samplesgeneric><span>泛化调用</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesgolangdubbo-go-30samplesmesh_router-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30samplesmesh_router-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30samplesmesh_router-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/samples/mesh_router/ title="Dubbo-go v3 统一路由规则" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesgolangdubbo-go-30samplesmesh_router><span>路由规则</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesgolangdubbo-go-30samplesconfig-center-dynamic-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30samplesconfig-center-dynamic-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30samplesconfig-center-dynamic-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/samples/config-center-dynamic/ title="Dubbo-go 3.0 动态配置" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesgolangdubbo-go-30samplesconfig-center-dynamic><span>配置中心和配置监听</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesgolangdubbo-go-30samplesstart-check-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30samplesstart-check-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30samplesstart-check-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/samples/start-check/ title="Dubbo-go 3.0 启动时检查" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesgolangdubbo-go-30samplesstart-check><span>启动时检查</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesgolangdubbo-go-30samplescustom-logger-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30samplescustom-logger-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30samplescustom-logger-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/samples/custom-logger/ title="Dubbo-go 3.0 自定义日志" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesgolangdubbo-go-30samplescustom-logger><span>日志</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesgolangdubbo-go-30samplesservice-discovery-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30samplesservice-discovery-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30samplesservice-discovery-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/samples/service-discovery/ title="Dubbo-go 3.0 应用级服务发现" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesgolangdubbo-go-30samplesservice-discovery><span>应用级服务发现</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesgolangdubbo-go-30samplesregistry-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30samplesregistry-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30samplesregistry-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/samples/registry/ title="Dubbo-go 3.0 注册中心" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesgolangdubbo-go-30samplesregistry><span>注册中心</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-zh-cndocslanguagesgolangdubbo-go-30concept-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30concept-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30concept-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/concept/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-zh-cndocslanguagesgolangdubbo-go-30concept><span>基本概念</span></a></label><ul class="ul-5 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesgolangdubbo-go-30conceptapp_and_interface-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30conceptapp_and_interface-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30conceptapp_and_interface-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/concept/app_and_interface/ title="Dubbo-go 的应用和接口" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesgolangdubbo-go-30conceptapp_and_interface><span>服务层级</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesgolangdubbo-go-30conceptconfiguration-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30conceptconfiguration-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30conceptconfiguration-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/concept/configuration/ title=Dubbo-go的配置 class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesgolangdubbo-go-30conceptconfiguration><span>框架配置</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesgolangdubbo-go-30conceptprotocol-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30conceptprotocol-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30conceptprotocol-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/concept/protocol/ title="Dubbo-go 的网络协议" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesgolangdubbo-go-30conceptprotocol><span>网络协议</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesgolangdubbo-go-30conceptregistry-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30conceptregistry-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30conceptregistry-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/concept/registry/ title="Dubbo-go 的注册中心" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesgolangdubbo-go-30conceptregistry><span>注册中心</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-zh-cndocslanguagesgolangdubbo-go-30preface-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30preface-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30preface-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/preface/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-zh-cndocslanguagesgolangdubbo-go-30preface><span>简介</span></a></label><ul class="ul-5 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesgolangdubbo-go-30preface30_feature-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30preface30_feature-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30preface30_feature-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/preface/3.0_feature/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesgolangdubbo-go-30preface30_feature><span>dubbo-go 3.0 新特性</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesgolangdubbo-go-30prefacearchitecture-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30prefacearchitecture-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30prefacearchitecture-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/preface/architecture/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesgolangdubbo-go-30prefacearchitecture><span>架构</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-zh-cndocslanguagesgolangdubbo-go-30developer-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30developer-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30developer-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/developer/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-zh-cndocslanguagesgolangdubbo-go-30developer><span>开发者指南</span></a></label><ul class="ul-5 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesgolangdubbo-go-30developerdesign-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30developerdesign-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30developerdesign-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/developer/design/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesgolangdubbo-go-30developerdesign><span>架构设计</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-zh-cndocslanguagesgolangdubbo-go-30quickstart-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30quickstart-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30quickstart-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/quickstart/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-zh-cndocslanguagesgolangdubbo-go-30quickstart><span>快速开始</span></a></label><ul class="ul-5 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesgolangdubbo-go-30quickstartquickstart_dubbo-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30quickstartquickstart_dubbo-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30quickstartquickstart_dubbo-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/quickstart/quickstart_dubbo/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesgolangdubbo-go-30quickstartquickstart_dubbo><span>Dubbo-go 协议快速开始</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesgolangdubbo-go-30quickstartquickstart_triple-li><input type=checkbox id=m-zh-cndocslanguagesgolangdubbo-go-30quickstartquickstart_triple-check> |
| <label for=m-zh-cndocslanguagesgolangdubbo-go-30quickstartquickstart_triple-check><a href=/zh-cn/docs/languages/golang/dubbo-go-3.0/quickstart/quickstart_triple/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesgolangdubbo-go-30quickstartquickstart_triple><span>Triple 协议快速开始</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-zh-cndocslanguagesjava-li><input type=checkbox id=m-zh-cndocslanguagesjava-check> |
| <label for=m-zh-cndocslanguagesjava-check><a href=/zh-cn/docs/languages/java/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-zh-cndocslanguagesjava><span>java</span></a></label><ul class="ul-3 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesjavajava-specific-li><input type=checkbox id=m-zh-cndocslanguagesjavajava-specific-check> |
| <label for=m-zh-cndocslanguagesjavajava-specific-check><a href=/zh-cn/docs/languages/java/java-specific/ title="Java 语言定义服务" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesjavajava-specific><span>Java 定义服务</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocslanguagesjavaquick-start-li><input type=checkbox id=m-zh-cndocslanguagesjavaquick-start-check> |
| <label for=m-zh-cndocslanguagesjavaquick-start-check><a href=/zh-cn/docs/languages/java/quick-start/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocslanguagesjavaquick-start><span>Java 快速开始</span></a></label></li></ul></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-zh-cndocsreferences-li><input type=checkbox id=m-zh-cndocsreferences-check> |
| <label for=m-zh-cndocsreferences-check><a href=/zh-cn/docs/references/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-zh-cndocsreferences><span>参考手册</span></a></label><ul class="ul-2 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-zh-cndocsreferencesprotobuf-li><input type=checkbox id=m-zh-cndocsreferencesprotobuf-check> |
| <label for=m-zh-cndocsreferencesprotobuf-check><a href=/zh-cn/docs/references/protobuf/ title=Protobuf class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-zh-cndocsreferencesprotobuf><span>protobuf</span></a></label><ul class="ul-3 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesprotobufidl-li><input type=checkbox id=m-zh-cndocsreferencesprotobufidl-check> |
| <label for=m-zh-cndocsreferencesprotobufidl-check><a href=/zh-cn/docs/references/protobuf/idl/ title="使用 IDL 开发服务" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesprotobufidl><span>idl</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-zh-cndocsreferencesxml-li><input type=checkbox id=m-zh-cndocsreferencesxml-check> |
| <label for=m-zh-cndocsreferencesxml-check><a href=/zh-cn/docs/references/xml/ title="Schema 配置参考手册" class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-zh-cndocsreferencesxml><span>XML 配置</span></a></label><ul class="ul-3 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesxmldubbo-application-li><input type=checkbox id=m-zh-cndocsreferencesxmldubbo-application-check> |
| <label for=m-zh-cndocsreferencesxmldubbo-application-check><a href=/zh-cn/docs/references/xml/dubbo-application/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesxmldubbo-application><span>dubbo:application</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesxmldubbo-argument-li><input type=checkbox id=m-zh-cndocsreferencesxmldubbo-argument-check> |
| <label for=m-zh-cndocsreferencesxmldubbo-argument-check><a href=/zh-cn/docs/references/xml/dubbo-argument/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesxmldubbo-argument><span>dubbo:argument</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesxmldubbo-config-center-li><input type=checkbox id=m-zh-cndocsreferencesxmldubbo-config-center-check> |
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| <label for=m-zh-cndocsreferencesspisvalidation-check><a href=/zh-cn/docs/references/spis/validation/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesspisvalidation><span>验证扩展</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesspislogger-adapter-li><input type=checkbox id=m-zh-cndocsreferencesspislogger-adapter-check> |
| <label for=m-zh-cndocsreferencesspislogger-adapter-check><a href=/zh-cn/docs/references/spis/logger-adapter/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesspislogger-adapter><span>日志适配扩展</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesspisdubbo-spi-li><input type=checkbox id=m-zh-cndocsreferencesspisdubbo-spi-check> |
| <label for=m-zh-cndocsreferencesspisdubbo-spi-check><a href=/zh-cn/docs/references/spis/dubbo-spi/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesspisdubbo-spi><span>扩展点开发指南</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-zh-cndocsreferencesconfiguration-li><input type=checkbox id=m-zh-cndocsreferencesconfiguration-check> |
| <label for=m-zh-cndocsreferencesconfiguration-check><a href=/zh-cn/docs/references/configuration/ title="Dubbo 配置" class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-zh-cndocsreferencesconfiguration><span>配置</span></a></label><ul class="ul-3 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesconfigurationoverview-li><input type=checkbox id=m-zh-cndocsreferencesconfigurationoverview-check> |
| <label for=m-zh-cndocsreferencesconfigurationoverview-check><a href=/zh-cn/docs/references/configuration/overview/ title=配置概述 class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesconfigurationoverview><span>概述</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesconfigurationapi-li><input type=checkbox id=m-zh-cndocsreferencesconfigurationapi-check> |
| <label for=m-zh-cndocsreferencesconfigurationapi-check><a href=/zh-cn/docs/references/configuration/api/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesconfigurationapi><span>API 配置</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesconfigurationxml-li><input type=checkbox id=m-zh-cndocsreferencesconfigurationxml-check> |
| <label for=m-zh-cndocsreferencesconfigurationxml-check><a href=/zh-cn/docs/references/configuration/xml/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesconfigurationxml><span>XML 配置</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesconfigurationannotation-li><input type=checkbox id=m-zh-cndocsreferencesconfigurationannotation-check> |
| <label for=m-zh-cndocsreferencesconfigurationannotation-check><a href=/zh-cn/docs/references/configuration/annotation/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesconfigurationannotation><span>注解配置</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesconfigurationproperties-li><input type=checkbox id=m-zh-cndocsreferencesconfigurationproperties-check> |
| <label for=m-zh-cndocsreferencesconfigurationproperties-check><a href=/zh-cn/docs/references/configuration/properties/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesconfigurationproperties><span>属性配置</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesconfigurationexternal-config-li><input type=checkbox id=m-zh-cndocsreferencesconfigurationexternal-config-check> |
| <label for=m-zh-cndocsreferencesconfigurationexternal-config-check><a href=/zh-cn/docs/references/configuration/external-config/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesconfigurationexternal-config><span>外部化配置</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesconfigurationenvironment-variables-li><input type=checkbox id=m-zh-cndocsreferencesconfigurationenvironment-variables-check> |
| <label for=m-zh-cndocsreferencesconfigurationenvironment-variables-check><a href=/zh-cn/docs/references/configuration/environment-variables/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesconfigurationenvironment-variables><span>自动加载环境变量</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesmetadata-li><input type=checkbox id=m-zh-cndocsreferencesmetadata-check> |
| <label for=m-zh-cndocsreferencesmetadata-check><a href=/zh-cn/docs/references/metadata/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesmetadata><span>元数据参考手册</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesapi-li><input type=checkbox id=m-zh-cndocsreferencesapi-check> |
| <label for=m-zh-cndocsreferencesapi-check><a href=/zh-cn/docs/references/api/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesapi><span>API 参考手册</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-zh-cndocsreferenceslifecycle-li><input type=checkbox id=m-zh-cndocsreferenceslifecycle-check> |
| <label for=m-zh-cndocsreferenceslifecycle-check><a href=/zh-cn/docs/references/lifecycle/ title="Kubernetes 生命周期对齐探针" class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-zh-cndocsreferenceslifecycle><span>探针</span></a></label><ul class="ul-3 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferenceslifecyclebrief-li><input type=checkbox id=m-zh-cndocsreferenceslifecyclebrief-check> |
| <label for=m-zh-cndocsreferenceslifecyclebrief-check><a href=/zh-cn/docs/references/lifecycle/brief/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferenceslifecyclebrief><span>使用方法</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferenceslifecycleliveness-li><input type=checkbox id=m-zh-cndocsreferenceslifecycleliveness-check> |
| <label for=m-zh-cndocsreferenceslifecycleliveness-check><a href=/zh-cn/docs/references/lifecycle/liveness/ title="Liveness 存活探针" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferenceslifecycleliveness><span>存活探针</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferenceslifecyclereadiness-li><input type=checkbox id=m-zh-cndocsreferenceslifecyclereadiness-check> |
| <label for=m-zh-cndocsreferenceslifecyclereadiness-check><a href=/zh-cn/docs/references/lifecycle/readiness/ title="Readiness 就绪探针" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferenceslifecyclereadiness><span>就绪探针</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferenceslifecyclestartup-li><input type=checkbox id=m-zh-cndocsreferenceslifecyclestartup-check> |
| <label for=m-zh-cndocsreferenceslifecyclestartup-check><a href=/zh-cn/docs/references/lifecycle/startup/ title="Startup 启动探针" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferenceslifecyclestartup><span>启动探针</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferenceslifecyclerest-li><input type=checkbox id=m-zh-cndocsreferenceslifecyclerest-check> |
| <label for=m-zh-cndocsreferenceslifecyclerest-check><a href=/zh-cn/docs/references/lifecycle/rest/ title="开发 REST 应用" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferenceslifecyclerest><span>REST 支持</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesqos-li><input type=checkbox id=m-zh-cndocsreferencesqos-check> |
| <label for=m-zh-cndocsreferencesqos-check><a href=/zh-cn/docs/references/qos/ title=在线运维命令参考手册 class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesqos><span>QOS 手册</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencestelnet-li><input type=checkbox id=m-zh-cndocsreferencestelnet-check> |
| <label for=m-zh-cndocsreferencestelnet-check><a href=/zh-cn/docs/references/telnet/ title="Telnet 命令参考手册" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencestelnet><span>Telnet 手册</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesmaven-li><input type=checkbox id=m-zh-cndocsreferencesmaven-check> |
| <label for=m-zh-cndocsreferencesmaven-check><a href=/zh-cn/docs/references/maven/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesmaven><span>Maven 插件参考手册</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-zh-cndocsreferencesprotocols-li><input type=checkbox id=m-zh-cndocsreferencesprotocols-check> |
| <label for=m-zh-cndocsreferencesprotocols-check><a href=/zh-cn/docs/references/protocols/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-zh-cndocsreferencesprotocols><span>RPC协议</span></a></label><ul class="ul-3 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesprotocolsdubbo-li><input type=checkbox id=m-zh-cndocsreferencesprotocolsdubbo-check> |
| <label for=m-zh-cndocsreferencesprotocolsdubbo-check><a href=/zh-cn/docs/references/protocols/dubbo/ title="dubbo 协议" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesprotocolsdubbo><span>dubbo://</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesprotocolshttp-li><input type=checkbox id=m-zh-cndocsreferencesprotocolshttp-check> |
| <label for=m-zh-cndocsreferencesprotocolshttp-check><a href=/zh-cn/docs/references/protocols/http/ title="http 协议" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesprotocolshttp><span>http://</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesprotocolshessian-li><input type=checkbox id=m-zh-cndocsreferencesprotocolshessian-check> |
| <label for=m-zh-cndocsreferencesprotocolshessian-check><a href=/zh-cn/docs/references/protocols/hessian/ title="hessian 协议" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesprotocolshessian><span>hessian://</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesprotocolsredis-li><input type=checkbox id=m-zh-cndocsreferencesprotocolsredis-check> |
| <label for=m-zh-cndocsreferencesprotocolsredis-check><a href=/zh-cn/docs/references/protocols/redis/ title="redis 协议" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesprotocolsredis><span>redis://</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesprotocolsthrift-li><input type=checkbox id=m-zh-cndocsreferencesprotocolsthrift-check> |
| <label for=m-zh-cndocsreferencesprotocolsthrift-check><a href=/zh-cn/docs/references/protocols/thrift/ title="thrift 协议" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesprotocolsthrift><span>thrift://</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesprotocolsgrpc-li><input type=checkbox id=m-zh-cndocsreferencesprotocolsgrpc-check> |
| <label for=m-zh-cndocsreferencesprotocolsgrpc-check><a href=/zh-cn/docs/references/protocols/grpc/ title="gRPC 协议" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesprotocolsgrpc><span>grpc://</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesprotocolsmemcached-li><input type=checkbox id=m-zh-cndocsreferencesprotocolsmemcached-check> |
| <label for=m-zh-cndocsreferencesprotocolsmemcached-check><a href=/zh-cn/docs/references/protocols/memcached/ title="memcached 协议" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesprotocolsmemcached><span>memcached://</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesprotocolsrmi-li><input type=checkbox id=m-zh-cndocsreferencesprotocolsrmi-check> |
| <label for=m-zh-cndocsreferencesprotocolsrmi-check><a href=/zh-cn/docs/references/protocols/rmi/ title="rmi 协议" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesprotocolsrmi><span>rmi://</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesprotocolswebservice-li><input type=checkbox id=m-zh-cndocsreferencesprotocolswebservice-check> |
| <label for=m-zh-cndocsreferencesprotocolswebservice-check><a href=/zh-cn/docs/references/protocols/webservice/ title="webservice 协议" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesprotocolswebservice><span>webservice://</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesprotocolstri-li><input type=checkbox id=m-zh-cndocsreferencesprotocolstri-check> |
| <label for=m-zh-cndocsreferencesprotocolstri-check><a href=/zh-cn/docs/references/protocols/tri/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesprotocolstri><span>Triple 协议</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesprotocolsrest-li><input type=checkbox id=m-zh-cndocsreferencesprotocolsrest-check> |
| <label for=m-zh-cndocsreferencesprotocolsrest-check><a href=/zh-cn/docs/references/protocols/rest/ title="开发 REST 应用" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesprotocolsrest><span>REST 支持</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-zh-cndocsreferencesgraalvm-li><input type=checkbox id=m-zh-cndocsreferencesgraalvm-check> |
| <label for=m-zh-cndocsreferencesgraalvm-check><a href=/zh-cn/docs/references/graalvm/ title=支持graalvm class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-zh-cndocsreferencesgraalvm><span>support graalvm</span></a></label><ul class="ul-3 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesgraalvmsupport-graalvm-li><input type=checkbox id=m-zh-cndocsreferencesgraalvmsupport-graalvm-check> |
| <label for=m-zh-cndocsreferencesgraalvmsupport-graalvm-check><a href=/zh-cn/docs/references/graalvm/support-graalvm/ title="使用 GraalVM 打包 Native Image" class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesgraalvmsupport-graalvm><span>Native Image</span></a></label></li></ul></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-zh-cndocsreferencesrouters-li><input type=checkbox id=m-zh-cndocsreferencesrouters-check> |
| <label for=m-zh-cndocsreferencesrouters-check><a href=/zh-cn/docs/references/routers/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-zh-cndocsreferencesrouters><span>路由规则</span></a></label><ul class="ul-3 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesroutersvirtualservice-li><input type=checkbox id=m-zh-cndocsreferencesroutersvirtualservice-check> |
| <label for=m-zh-cndocsreferencesroutersvirtualservice-check><a href=/zh-cn/docs/references/routers/virtualservice/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesroutersvirtualservice><span>VirtualService</span></a></label></li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsreferencesroutersdestination-rule-li><input type=checkbox id=m-zh-cndocsreferencesroutersdestination-rule-check> |
| <label for=m-zh-cndocsreferencesroutersdestination-rule-check><a href=/zh-cn/docs/references/routers/destination-rule/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsreferencesroutersdestination-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-zh-cndocsperformance-li><input type=checkbox id=m-zh-cndocsperformance-check> |
| <label for=m-zh-cndocsperformance-check><a href=/zh-cn/docs/performance/ title="性能优化 & 基准测试" class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-zh-cndocsperformance><span>性能优化</span></a></label><ul class="ul-2 foldable"><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-zh-cndocsperformancebenchmarking-li><input type=checkbox id=m-zh-cndocsperformancebenchmarking-check> |
| <label for=m-zh-cndocsperformancebenchmarking-check><a href=/zh-cn/docs/performance/benchmarking/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-zh-cndocsperformancebenchmarking><span>基准测试</span></a></label></li></ul></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/zh-cn/docs/>文档</a></li><li class=breadcrumb-item><a href=https://cn.dubbo.apache.org/zh-cn/docs/references/>参考手册</a></li><li class=breadcrumb-item><a href=https://cn.dubbo.apache.org/zh-cn/docs/references/protocols/>RPC协议</a></li><li class="breadcrumb-item active" aria-current=page><a href=https://cn.dubbo.apache.org/zh-cn/docs/references/protocols/dubbo/ aria-disabled=true class="btn-link disabled">dubbo://</a></li></ol></nav><div class=td-content><h1>dubbo 协议</h1><div class=lead>dubbo:// 协议参考手册</div><header class=article-meta></header><div class="pageinfo pageinfo-primary"><p>此文档已经不再维护。您当前查看的是快照版本。如果想要查看最新版本的文档，请参阅<a href=/zh-cn/overview/mannual/java-sdk/reference-manual/protocol/dubbo/>最新版本</a>。</p></div><p>Dubbo 缺省协议采用单一长连接和 NIO 异步通讯，适合于小数据量大并发的服务调用，以及服务消费者机器数远大于服务提供者机器数的情况。</p><p>反之，Dubbo 缺省协议不适合传送大数据量的服务，比如传文件，传视频等，除非请求量很低。</p><p><img src=/imgs/user/dubbo-protocol.jpg alt=dubbo-protocol.jpg></p><ul><li>Transporter: mina, netty, grizzy</li><li>Serialization: dubbo, hessian2, java, json</li><li>Dispatcher: all, direct, message, execution, connection</li><li>ThreadPool: fixed, cached</li></ul><h2 id=特性>特性</h2><p>缺省协议，使用基于 netty <code>3.2.5.Final</code> 和 hessian2 <code>3.2.1-fixed-2(Alibaba embed version)</code> 的 tbremoting 交互。</p><ul><li>连接个数：单连接</li><li>连接方式：长连接</li><li>传输协议：TCP</li><li>传输方式：NIO 异步传输</li><li>序列化：Hessian 二进制序列化</li><li>适用范围：传入传出参数数据包较小（建议小于100K），消费者比提供者个数多，单一消费者无法压满提供者，尽量不要用 dubbo 协议传输大文件或超大字符串。</li><li>适用场景：常规远程服务方法调用</li></ul><h2 id=约束>约束</h2><ul><li>参数及返回值需实现 <code>Serializable</code> 接口</li><li>参数及返回值不能自定义实现 <code>List</code>, <code>Map</code>, <code>Number</code>, <code>Date</code>, <code>Calendar</code> 等接口，只能用 JDK 自带的实现，因为 hessian 会做特殊处理，自定义实现类中的属性值都会丢失。</li><li>Hessian 序列化，只传成员属性值和值的类型，不传方法或静态变量，兼容情况 <sup id=fnref:1><a href=#fn:1 class=footnote-ref role=doc-noteref>1</a></sup><sup id=fnref:2><a href=#fn:2 class=footnote-ref role=doc-noteref>2</a></sup>：</li></ul><table><thead><tr><th>数据通讯</th><th>情况</th><th>结果</th></tr></thead><tbody><tr><td>A->B</td><td>类A多一种 属性（或者说类B少一种 属性）</td><td>不抛异常，A多的那 个属性的值，B没有， 其他正常</td></tr><tr><td>A->B</td><td>枚举A多一种 枚举（或者说B少一种 枚举），A使用多 出来的枚举进行传输</td><td>抛异常</td></tr><tr><td>A->B</td><td>枚举A多一种 枚举（或者说B少一种 枚举），A不使用 多出来的枚举进行传输</td><td>不抛异常，B正常接 收数据</td></tr><tr><td>A->B</td><td>A和B的属性 名相同，但类型不相同</td><td>抛异常</td></tr><tr><td>A->B</td><td>serialId 不相同</td><td>正常传输</td></tr></tbody></table><p>接口增加方法，对客户端无影响，如果该方法不是客户端需要的，客户端不需要重新部署。输入参数和结果集中增加属性，对客户端无影响，如果客户端并不需要新属性，不用重新部署。</p><p>输入参数和结果集属性名变化，对客户端序列化无影响，但是如果客户端不重新部署，不管输入还是输出，属性名变化的属性值是获取不到的。</p><p>总结：服务器端和客户端对领域对象并不需要完全一致，而是按照最大匹配原则。</p><h2 id=配置>配置</h2><p>配置协议：</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-xml data-lang=xml><span style=display:flex><span><span style=color:#268bd2><dubbo:protocol</span> name=<span style=color:#2aa198>"dubbo"</span> port=<span style=color:#2aa198>"20880"</span> <span style=color:#268bd2>/></span> |
| </span></span></code></pre></div><p>设置默认协议：</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-xml data-lang=xml><span style=display:flex><span><span style=color:#268bd2><dubbo:provider</span> protocol=<span style=color:#2aa198>"dubbo"</span> <span style=color:#268bd2>/></span> |
| </span></span></code></pre></div><p>设置某个服务的协议：</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-xml data-lang=xml><span style=display:flex><span><span style=color:#268bd2><dubbo:service</span> interface=<span style=color:#2aa198>"..."</span> protocol=<span style=color:#2aa198>"dubbo"</span> <span style=color:#268bd2>/></span> |
| </span></span></code></pre></div><p>多端口：</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-xml data-lang=xml><span style=display:flex><span><span style=color:#268bd2><dubbo:protocol</span> id=<span style=color:#2aa198>"dubbo1"</span> name=<span style=color:#2aa198>"dubbo"</span> port=<span style=color:#2aa198>"20880"</span> <span style=color:#268bd2>/></span> |
| </span></span><span style=display:flex><span><span style=color:#268bd2><dubbo:protocol</span> id=<span style=color:#2aa198>"dubbo2"</span> name=<span style=color:#2aa198>"dubbo"</span> port=<span style=color:#2aa198>"20881"</span> <span style=color:#268bd2>/></span> |
| </span></span></code></pre></div><p>配置协议选项：</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-xml data-lang=xml><span style=display:flex><span><span style=color:#268bd2><dubbo:protocol</span> name=<span style=color:#2aa198>“dubbo”</span> port=<span style=color:#2aa198>“9090”</span> server=<span style=color:#2aa198>“netty”</span> client=<span style=color:#2aa198>“netty”</span> codec=<span style=color:#2aa198>“dubbo”</span> serialization=<span style=color:#2aa198>“hessian2”</span> charset=<span style=color:#2aa198>“UTF-8”</span> threadpool=<span style=color:#2aa198>“fixed”</span> threads=<span style=color:#2aa198>“100”</span> queues=<span style=color:#2aa198>“0”</span> iothreads=<span style=color:#2aa198>“9”</span> buffer=<span style=color:#2aa198>“8192”</span> accepts=<span style=color:#2aa198>“1000”</span> payload=<span style=color:#2aa198>“8388608”</span> <span style=color:#268bd2>/></span> |
| </span></span></code></pre></div><p>多连接配置：</p><p>Dubbo 协议缺省每服务每提供者每消费者使用单一长连接，如果数据量较大，可以使用多个连接。</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-xml data-lang=xml><span style=display:flex><span><span style=color:#268bd2><dubbo:service</span> interface=<span style=color:#2aa198>"..."</span> connections=<span style=color:#2aa198>"1"</span><span style=color:#268bd2>/></span> |
| </span></span><span style=display:flex><span><span style=color:#268bd2><dubbo:reference</span> interface=<span style=color:#2aa198>"..."</span> connections=<span style=color:#2aa198>"1"</span><span style=color:#268bd2>/></span> |
| </span></span></code></pre></div><ul><li><code><dubbo:service connections="0"></code> 或 <code><dubbo:reference connections="0"></code> 表示该服务使用 JVM 共享长连接。<strong>缺省</strong></li><li><code><dubbo:service connections="1"></code> 或 <code><dubbo:reference connections="1"></code> 表示该服务使用独立长连接。</li><li><code><dubbo:service connections="2"></code> 或<code><dubbo:reference connections="2"></code> 表示该服务使用独立两条长连接。</li></ul><p>为防止被大量连接撑挂，可在服务提供方限制大接收连接数，以实现服务提供方自我保护。</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-xml data-lang=xml><span style=display:flex><span><span style=color:#268bd2><dubbo:protocol</span> name=<span style=color:#2aa198>"dubbo"</span> accepts=<span style=color:#2aa198>"1000"</span> <span style=color:#268bd2>/></span> |
| </span></span></code></pre></div><h2 id=常见问题>常见问题</h2><h4 id=为什么要消费者比提供者个数多>为什么要消费者比提供者个数多?</h4><p>因 dubbo 协议采用单一长连接，假设网络为千兆网卡 <sup id=fnref:3><a href=#fn:3 class=footnote-ref role=doc-noteref>3</a></sup>，根据测试经验数据每条连接最多只能压满 7MByte(不同的环境可能不一样，供参考)，理论上 1 个服务提供者需要 20 个服务消费者才能压满网卡。</p><h4 id=为什么不能传大包>为什么不能传大包?</h4><p>因 dubbo 协议采用单一长连接，如果每次请求的数据包大小为 500KByte，假设网络为千兆网卡 <sup id=fnref1:3><a href=#fn:3 class=footnote-ref role=doc-noteref>3</a></sup>，每条连接最大 7MByte(不同的环境可能不一样，供参考)，单个服务提供者的 TPS(每秒处理事务数)最大为：128MByte / 500KByte = 262。单个消费者调用单个服务提供者的 TPS(每秒处理事务数)最大为：7MByte / 500KByte = 14。如果能接受，可以考虑使用，否则网络将成为瓶颈。</p><h4 id=为什么采用异步单一长连接>为什么采用异步单一长连接?</h4><p>因为服务的现状大都是服务提供者少，通常只有几台机器，而服务的消费者多，可能整个网站都在访问该服务，比如 Morgan 的提供者只有 6 台提供者，却有上百台消费者，每天有 1.5 亿次调用，如果采用常规的 hessian 服务，服务提供者很容易就被压跨，通过单一连接，保证单一消费者不会压死提供者，长连接，减少连接握手验证等，并使用异步 IO，复用线程池，防止 C10K 问题。</p><div class=footnotes role=doc-endnotes><hr><ol><li id=fn:1><p>由吴亚军提供 <a href=#fnref:1 class=footnote-backref role=doc-backlink>↩︎</a></p></li><li id=fn:2><p>总结：会抛异常的情况：枚举值一边多一种，一边少一种，正好使用了差别的那种，或者属性名相同，类型不同 <a href=#fnref:2 class=footnote-backref role=doc-backlink>↩︎</a></p></li><li id=fn:3><p>1024Mbit=128MByte <a href=#fnref:3 class=footnote-backref role=doc-backlink>↩︎</a> <a href=#fnref1:3 class=footnote-backref role=doc-backlink>↩︎</a></p></li></ol></div><div id=pre-footer><h2>反馈</h2><p class=feedback--prompt>此页是否对您有帮助？</p><button class="btn btn-primary mb-4 feedback--yes">是</button> |
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