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Posted to commits@rocketmq.apache.org by "fujian-zfj (via GitHub)" <gi...@apache.org> on 2023/03/25 07:28:29 UTC

[GitHub] [rocketmq] fujian-zfj opened a new issue, #6473: repeat building CQ when enableMultiDispatch=true and enableLmq=true

fujian-zfj opened a new issue, #6473:
URL: https://github.com/apache/rocketmq/issues/6473

   The issue tracker is used for bug reporting purposes **ONLY** whereas feature request needs to follow the [RIP process](https://github.com/apache/rocketmq/wiki/RocketMQ-Improvement-Proposal). To avoid unnecessary duplication, please check whether there is a previous issue before filing a new one.
   
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   We welcome any friendly suggestions, bug fixes, collaboration, and other improvements.
   
   Please ensure that your bug report is clear and self-contained. Otherwise, it would take additional rounds of communication, thus more time, to understand the problem itself.
   
   Generally, fixing an issue goes through the following steps:
   1. Understand the issue reported;
   1. Reproduce the unexpected behavior locally;
   1. Perform root cause analysis to identify the underlying problem;
   1. Create test cases to cover the identified problem;
   1. Work out a solution to rectify the behavior and make the newly created test cases pass;
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   As a result, it would be very helpful yet challenging if you could provide an isolated project reproducing your reported issue. Anyway, please ensure your issue report is informative enough for the community to pick up. At a minimum, include the following hints:
   
   **BUG REPORT**
   
   1. Please describe the issue you observed:
   when enableMultiDispatch=true and enableLmq=true, client puts MessageConst.PROPERTY_INNER_MULTI_DISPATCH="%LMQ%test0,%LMQ%test1" into properties and sends messages(msg1, msg2) to server.
   
   Server will dispatch topic=%LMQ%test0 and topic=%LMQ%test1, when method doReput building CQ, it will also dispatch cqoffset to topic=%LMQ%test0 and topic=%LMQ%test1.
   
   1.When consuming topic=%LMQ%test0, msg1 and msg2 is consumed successfully. 
   2.When consuming topic=%LMQ%test1, msg1 and msg2 is set to RECONSUME_LATER.
   3.Server will reput msg1 and msg2 to commitlog, then method doReput will dispatch msg1 and msg2 to topic=%LMQ%test0 again
   4.Consumer of topic=%LMQ%test0 will receive msg1 and msg2 again 
   
   **FEATURE REQUEST**
   
   1. Please describe the feature you are requesting.
   
   2. Provide any additional detail on your proposed use case for this feature.
   
   3. Indicate the importance of this issue to you (blocker, must-have, should-have, nice-to-have). Are you currently using any workarounds to address this issue?
   
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   - [sub-task1-issue-number](example_sub_issue1_link_here): sub-task1 description here, 
   - [sub-task2-issue-number](example_sub_issue2_link_here): sub-task2 description here,
   - ...
   


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[GitHub] [rocketmq] RongtongJin closed issue #6473: Repeat building CQ when enableMultiDispatch=true and enableLmq=true

Posted by "RongtongJin (via GitHub)" <gi...@apache.org>.
RongtongJin closed issue #6473: Repeat building CQ when enableMultiDispatch=true and enableLmq=true
URL: https://github.com/apache/rocketmq/issues/6473


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[GitHub] [rocketmq] pingww commented on issue #6473: Repeat building CQ when enableMultiDispatch=true and enableLmq=true

Posted by "pingww (via GitHub)" <gi...@apache.org>.
pingww commented on issue #6473:
URL: https://github.com/apache/rocketmq/issues/6473#issuecomment-1484450365

   It is really necessary to remove the repeated CQ


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