[GitHub] [rocketmq] liyiwen3 commented on issue #1610: Is it neccessary that use lock per message queue where orderly comsuming?

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liyiwen3 commented on issue #1610: Is it neccessary that use lock per message queue where orderly comsuming?
URL: https://github.com/apache/rocketmq/issues/1610#issuecomment-559508000
 
 
   > 有必要。队列锁能保证同一个队列的ConsumeRequest在线程池被消费不会是乱序的，ProcessQueue的consuming状态位无法代替锁的作用。
   
   由于对消息的拉取是串行的，所以用ProcessQueue的consuming状态可以保证，同一个时间不会有两个ConsumeRequest，对同一个队列进行顺序消费。所以我觉得队列锁还是没有必要的。您的回答不能解决我的疑惑，如果可以的话进一步解答我的疑惑，万分感谢。

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