cserwen opened a new issue, #5838: URL: https://github.com/apache/rocketmq/issues/5838
**BUG REPORT** 1. Please describe the issue you observed: Client will retry when server returns the following code:  But some code of broker-busy is `SYSTEM_BUSY`, the client will stop to retry. Broker's glitch will cause the client to stop retrying, resulting in sending failure. If it can retry to other Broker nodes, this problem can be avoided. 2. Please tell us about your environment: 3. Other information (e.g. detailed explanation, logs, related issues, suggestions on how to fix, etc): -- 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