dingzebin opened a new issue, #15634: URL: https://github.com/apache/dubbo/issues/15634
### Pre-check - [x] I am sure that all the content I provide is in English. ### Search before asking - [x] I had searched in the [issues](https://github.com/apache/dubbo/issues?q=is%3Aissue) and found no similar issues. ### Apache Dubbo Component Java SDK (apache/dubbo) ### Dubbo Version Dubbo Version: 3.2.9 JDK: 21 ### Steps to reproduce this issue k8s应用日志每隔几秒就刷一个timeout的日志，试过provider的ipv4的地址和端口都是正常，而且服务请求也没出现什么异常，就是一直会出现这个日志 ` [2025-08-16 21:32:19:663] [ERROR] [org.apache.dubbo.common.logger.log4j2.Log4j2Logger.error(Log4j2Logger.java:101)] [DUBBO] Client-side timeout., dubbo version: 3.2.9, c urrent host: 10.123.65.2, error code: 6-2. This may be caused by provider crash, go to https://dubbo.apache.org/faq/6/2 to find instructions. org.apache.dubbo.remoting.RemotingException: client(url: dubbo://10.123.67.63:21900/com.xx.service.IXXXService?application=platform&background=false&check= false&codec=dubbo&deprecated=false&dubbo=2.0.2&dubbo.endpoints=[{"port":21900,"protocol":"dubbo"}]&dubbo.metadata-service.url-params={"serialization":"kryo","prefer.seria lization":"kryo","version":"1.0.0","dubbo":"2.0.2","release":"3.2.9","side":"provider","ipv6":"240e:982:e863:1f09:1803:1a65:1c19:7fe7","port":"21900","protocol":"dubbo"}& dubbo.metadata.revision=60faceb5740bbdb4985d4373f1997619&dubbo.metadata.storage-type=local&dynamic=true&executor-management-mode=isolation&file-cache=true&generic=false&h eartbeat=60000 &interface=com.xx.service.IXXXXService&ipv6=240e:982:e863:1f09:1803:1a65:1c19:7fe7&methods=xxxx,update,updateEntity&optimizer=com.xx.tool.SerializationOptimizerImpl&payload=104857600&pid=1&prefer.serialization=kryo®ister.ip=10.123.65.2&release =3.2.9&revision=2.0.0-SNAPSHOT&serialization=kryo&service-name-mapping=true&side=consumer&sticky=false&timeout=100000×tamp=1755339419076&unloadClusterRelated=false&v ersion=1.0.0) failed to connect to server /[240e:982:e863:1f09:1803:1a65:1c19:7fe7]:21900 client-side timeout 3000ms (elapsed: 3001ms) from netty client 10.123.65.2 using dubbo version 3.2.9 at org.apache.dubbo.remoting.transport.netty4.NettyClient.doConnect(NettyClient.java:257) ~[dubbo-3.2.9.jar:3.2.9] at org.apache.dubbo.remoting.transport.netty4.NettyClient.doConnect(NettyClient.java:171) ~[dubbo-3.2.9.jar:3.2.9] at org.apache.dubbo.remoting.transport.AbstractClient.connect(AbstractClient.java:242) ~[dubbo-3.2.9.jar:3.2.9] at org.apache.dubbo.remoting.transport.AbstractClien t.reconnect(AbstractClient.java:304) ~[dubbo-3.2.9.jar:3.2.9] at org.apache.dubbo.remoting.exchange.support.header.HeaderExchangeClient.reconnect(HeaderExchangeClient.java:189) ~[dubbo-3.2.9.jar:3.2.9] at org.apache.dubbo.remoting.exchange.support.header.ReconnectTimerTask.doTask(ReconnectTimerTask.java:56) ~[dubbo-3.2.9.jar:3.2.9] at org.apache.dubbo.remoting.exchange.support.header.AbstractTimerTask.run(AbstractTimerTask.java:93) ~[dubbo-3.2.9.jar:3.2.9] at org.apache.dubbo.common.timer.HashedWheelTimer$HashedWheelTimeout.expire(HashedWheelTimer.java:653) ~[dubbo-3.2.9.jar:3.2.9] at org.apache.dubbo.common.timer.HashedWheelTimer$HashedWheelBucket.expireTimeouts(HashedWheelTimer.java:732) ~[dubbo-3.2.9.jar:3.2.9] at org.apache.dubbo.common.timer.HashedWheelTimer$Worker.run(HashedWheelTimer.java:454) ~[dubbo-3.2.9.jar:3.2.9] at java.base/java.lang.Thread.run(Thread.java:1583) [?:?] ` ### What you expected to happen 试了ipv6的地址和端口是没法通，不知道是不是这个问题导致 ### Anything else _No response_ ### Are you willing to submit a pull request to fix on your own? - [ ] Yes I am willing to submit a pull request on my own! ### Code of Conduct - [x] I agree to follow this project's [Code of Conduct](https://www.apache.org/foundation/policies/conduct) -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: notifications-unsubscr...@dubbo.apache.org.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: notifications-unsubscr...@dubbo.apache.org For additional commands, e-mail: notifications-h...@dubbo.apache.org
