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https://issues.apache.org/jira/browse/HDFS-13051?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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zhangwei updated HDFS-13051:
----------------------------
    Target Version/s: 3.0.0, 2.7.5, 2.8.2, 2.8.1  (was: 2.8.1, 2.8.2, 2.7.5, 
3.0.0)
         Description: When we apply AsyncEditlog in our prod env, in extremely 
case, deadlock will occur and crash the namenode.  in the case, rollEditlog rpc 
call happen while AsyncEditlog asynchronized take edit object from queue but 
had execute it's logEdit method.

> dead lock occurs when using async editlog while rolleditlog rpc call happen
> ---------------------------------------------------------------------------
>
>                 Key: HDFS-13051
>                 URL: https://issues.apache.org/jira/browse/HDFS-13051
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: namenode
>    Affects Versions: 2.7.5
>            Reporter: zhangwei
>            Priority: Major
>
> When we apply AsyncEditlog in our prod env, in extremely case, deadlock will 
> occur and crash the namenode.  in the case, rollEditlog rpc call happen while 
> AsyncEditlog asynchronized take edit object from queue but had execute it's 
> logEdit method.



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