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https://issues.apache.org/jira/browse/HDFS-2695?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Uma Maheswara Rao G updated HDFS-2695:
--------------------------------------

    Resolution: Duplicate
        Status: Resolved  (was: Patch Available)

Looks like this is fixed by HDFS-5681

> ReadLock should be enough for FsNameSystem#renewLease.
> ------------------------------------------------------
>
>                 Key: HDFS-2695
>                 URL: https://issues.apache.org/jira/browse/HDFS-2695
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: namenode
>    Affects Versions: 0.24.0
>            Reporter: Uma Maheswara Rao G
>            Assignee: Uma Maheswara Rao G
>            Priority: Minor
>         Attachments: HDFS-2695.patch
>
>
> When checking the issue HDFS-1241, found this point.
> Since renewLease is not updating any nameSystem related data, can we make 
> this lock to read lock?
> am i missing some thing here? 



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