ASF GitHub Bot commented on ROCKETMQ-361:

fuyou001 opened a new pull request #225: [ROCKETMQ-361] increase notify   
consumerIds changed  semaphore size 
URL: https://github.com/apache/rocketmq/pull/225
   ## What is the purpose of the change
    thousands of client Sub message, when subscription change, broker notify 
all client with same cid,
   causing related ThreadPoolExecutor pool full, so we  increase semaphore size 
and wait time
   ## Brief changelog
    increase notify   consumerIds changed  semaphore size 
   ## Verifying this change
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UnknownException when host config not exist`. Each commit in the pull request 
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> increase notify   consumerIds changed  semaphore size 
> ------------------------------------------------------
>                 Key: ROCKETMQ-361
>                 URL: https://issues.apache.org/jira/browse/ROCKETMQ-361
>             Project: Apache RocketMQ
>          Issue Type: New Feature
>            Reporter: yubaofu
>            Assignee: vongosling
>            Priority: Major
> MQ Broker process client heart beat request  using own thread pool

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