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https://issues.apache.org/jira/browse/ROCKETMQ-74?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15837131#comment-15837131
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ASF GitHub Bot commented on ROCKETMQ-74:
----------------------------------------

Github user zhouxinyu commented on the issue:

    https://github.com/apache/incubator-rocketmq/pull/50
  
    Please @vongosling @lollipopjin help review.


> DataVersion equals not working as expected.
> -------------------------------------------
>
>                 Key: ROCKETMQ-74
>                 URL: https://issues.apache.org/jira/browse/ROCKETMQ-74
>             Project: Apache RocketMQ
>          Issue Type: Bug
>          Components: rocketmq-broker, rocketmq-namesrv
>    Affects Versions: 4.0.0-incubating, 4.1.0-incubating
>         Environment: All
>            Reporter: Zhanhui Li
>            Assignee: yukon
>             Fix For: 4.1.0-incubating
>
>   Original Estimate: 1h
>  Remaining Estimate: 1h
>
> DataVersion equals method assumes that AtomicLong's equals method comparing 
> by value. This assumption turns out invalid.
> This brings about a few issues, say, wipeWritePerm command would not be 
> working as expected as perm will be overridden in 30s at most.



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