absolute8511 opened a new issue, #872: URL: https://github.com/apache/rocketmq-clients/issues/872
### Before Creating the Bug Report - [X] I found a bug, not just asking a question, which should be created in [GitHub Discussions](https://github.com/apache/rocketmq-clients/discussions). - [X] I have searched the [GitHub Issues](https://github.com/apache/rocketmq-clients/issues) and [GitHub Discussions](https://github.com/apache/rocketmq-clients/discussions) of this repository and believe that this is not a duplicate. - [X] I have confirmed that this bug belongs to the current repository, not other repositories of RocketMQ. ### Programming Language of the Client Java ### Runtime Platform Environment Any ### RocketMQ Version of the Client/Server Any ### Run or Compiler Version Any ### Describe the Bug If the tcp is closed abnormal without a fin or rst, the client will continue send request using the broken channel and will always timeout for a long time. We should turn on the keep alive for the grpc to detect this issue. ### Steps to Reproduce Drop the packets after tcp establish, the client will timeout for a long time. ### What Did You Expect to See? The client should try to create a new connection after keep alive timeout ### What Did You See Instead? the client will timeout for a long time and did not create a new connection ### Additional Context _No response_ -- 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: commits-unsubscr...@rocketmq.apache.org.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org