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Posted to notifications@dubbo.apache.org by GitBox <gi...@apache.org> on 2022/08/17 03:53:07 UTC
[GitHub] [dubbo] moowcharnfu opened a new issue, #10477: 能否彻底解决reconnect问题, provider 关闭, consumer netty会永远重试旧的无效ip
moowcharnfu opened a new issue, #10477:
URL: https://github.com/apache/dubbo/issues/10477
场景
docker容器，重启ip变更
dubbo 3.0.2.1
启动provider ， consumer , -> 正常后 -> 关闭consumer ！！！！！ 必现ReconnectTimerTask ，一直在重试 ！！！！！！
能否彻底解决下， 或者提供配置项，让调用方自己关闭
[dubbo-client-idleCheck-thread-1] ERROR org.apache.dubbo.remoting.exchange.support.header.ReconnectTimerTask - [DUBBO] Fail to connect to HeaderExchangeClient [channel=org.apache.dubbo.remoting.transport.netty4.NettyClient [/******* -> /*****]], dubbo version: 3.0.2.1, current host: *****
org.apache.dubbo.remoting.RemotingException: client(url: dubbo://********* from netty client ******** using dubbo version 3.0.2.1
at org.apache.dubbo.remoting.transport.netty4.NettyClient.doConnect(NettyClient.java:176) ~[dubbo-3.0.2.1.jar!/:3.0.2.1]
at org.apache.dubbo.remoting.transport.AbstractClient.connect(AbstractClient.java:197) ~[dubbo-3.0.2.1.jar!/:3.0.2.1]
at org.apache.dubbo.remoting.transport.AbstractClient.reconnect(AbstractClient.java:253) ~[dubbo-3.0.2.1.jar!/:3.0.2.1]
at org.apache.dubbo.remoting.exchange.support.header.HeaderExchangeClient.reconnect(HeaderExchangeClient.java:166) ~[dubbo-3.0.2.1.jar!/:3.0.2.1]
at org.apache.dubbo.remoting.exchange.support.header.ReconnectTimerTask.doTask(ReconnectTimerTask.java:49) ~[dubbo-3.0.2.1.jar!/:3.0.2.1]
at org.apache.dubbo.remoting.exchange.support.header.AbstractTimerTask.run(AbstractTimerTask.java:87) ~[dubbo-3.0.2.1.jar!/:3.0.2.1]
at org.apache.dubbo.common.timer.HashedWheelTimer$HashedWheelTimeout.expire(HashedWheelTimer.java:648) ~[dubbo-3.0.2.1.jar!/:3.0.2.1]
at org.apache.dubbo.common.timer.HashedWheelTimer$HashedWheelBucket.expireTimeouts(HashedWheelTimer.java:727) ~[dubbo-3.0.2.1.jar!/:3.0.2.1]
at org.apache.dubbo.common.timer.HashedWheelTimer$Worker.run(HashedWheelTimer.java:449) ~[dubbo-3.0.2.1.jar!/:3.0.2.1]
at java.lang.Thread.run(Thread.java:748) ~[?:1.8.0_192]
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[GitHub] [dubbo] AlbumenJ commented on issue #10477: 能否彻底解决reconnect问题, provider 关闭, consumer netty会永远重试旧的无效ip
Posted by GitBox <gi...@apache.org>.
AlbumenJ commented on issue #10477:
URL: https://github.com/apache/dubbo/issues/10477#issuecomment-1217463239
reconnect的状态是在服务端由于网络等原因离线，但是注册中心并没有踢出该 IP 的阶段。
从高可用和健壮性的本方面考虑，如果服务端抖动掉线了就不再重试会导致服务端地址越来越少，最终直接调不通。
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[GitHub] [dubbo] chickenlj closed issue #10477: 能否彻底解决reconnect问题, provider 关闭, consumer netty会永远重试旧的无效ip
Posted by GitBox <gi...@apache.org>.
chickenlj closed issue #10477: 能否彻底解决reconnect问题, provider 关闭, consumer netty会永远重试旧的无效ip
URL: https://github.com/apache/dubbo/issues/10477
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