CantosSong opened a new issue #9654: URL: https://github.com/apache/dubbo/issues/9654
### Environment * Dubbo version: 2.7.12 * Operating System version: CentOS Linux release 7.9.2009 (Core) * Java version: 1.8.0_232 ### Steps to reproduce this issue 偶发现象：线上运行过程中，某一个长连接出现调用超时，Server端200ms，Client端6000ms(超时时间6000ms) 已知情况 1. Server端升级到2.7.12之后出现的问题 2. Client端有2.5.x和2.7.12在调用Server端都出现了此问题 3. 偶发性问题，长连接存在就会偶发出现，例如3小时中共请求了1000次，其中100次左右超时  ### Expected Behavior 预期不出现超时的情况 ### Actual Behavior 此问题为偶发性问题 Failed to invoke the method * in the service *. Tried 1 times of the providers [10.7.49.41:20883] (1/3) from the registry zk1:2181 on the consumer ip1 using the dubbo version 2.7.12. Last error is: Invoke remote method timeout. -- 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: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
