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Posted to dev@rocketmq.apache.org by GitBox <gi...@apache.org> on 2022/04/13 04:29:31 UTC

[GitHub] [rocketmq] mz0113 commented on issue #4154: maybe there is a Thread Safe problem when send a message in the 'MQFaultStrategy#selectOneMessageQueue' code

mz0113 commented on issue #4154:
URL: https://github.com/apache/rocketmq/issues/4154#issuecomment-1097543543

   > I do not think so.
   > 
   > ```java
   > tpInfo.getSendWhichQueue().incrementAndGet()
   > ```
   > 
   > the index is a thread local variable, would change with thread.if thread switched, index will change.
   
   It is precisely because the index has changed that other threads have the opportunity to use this queue


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