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https://issues.apache.org/jira/browse/HDFS-17412?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17830366#comment-17830366
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ASF GitHub Bot commented on HDFS-17412:
---------------------------------------

ZanderXu opened a new pull request, #6667:
URL: https://github.com/apache/hadoop/pull/6667

   HDFS-17412. [FGL] Client RPCs involving maintenance supports fine-grained 
lock.
   
   - getDatanodeReport
   - getDatanodeStorageReport
   - saveNamespace
   - metaSave
   - rollEdits
   - restoreFailedStorage
   - finalizeUpgrade
   - rollingUpgrade
   - getSlowDatanodeReport




> [FGL] Client RPCs involving maintenance supports fine-grained lock
> ------------------------------------------------------------------
>
>                 Key: HDFS-17412
>                 URL: https://issues.apache.org/jira/browse/HDFS-17412
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>            Reporter: ZanderXu
>            Assignee: ZanderXu
>            Priority: Major
>
> There are multiple client RPCs that used for admin to maintain cluster.
>  
> This ticket is used to make these RPCs supporting fine-grained lock.
>  * getDatanodeReport
>  * getDatanodeStorageReport
>  * saveNamespace
>  * metaSave
>  * rollEdits
>  * restoreFailedStorage
>  * finalizeUpgrade
>  * rollingUpgrade
>  * getSlowDatanodeReport



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