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From "Pankaj Kumar (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-16716) OfflineMetaRepair leaves empty directory inside /hbase/WALs which remains forever
Date Thu, 13 Oct 2016 02:29:20 GMT

    [ https://issues.apache.org/jira/browse/HBASE-16716?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15570594#comment-15570594
] 

Pankaj Kumar commented on HBASE-16716:
--------------------------------------

Test case failure is not relevant, locally it is successful.

Findbug warning is also not relevant, 
{noformat}
Return value of java.util.concurrent.CountDownLatch.await(long, TimeUnit) ignored in org.apache.hadoop.hbase.regionserver.HRegionServer.initializeZooKeeper()
{noformat}

> OfflineMetaRepair leaves empty directory inside /hbase/WALs which remains forever
> ---------------------------------------------------------------------------------
>
>                 Key: HBASE-16716
>                 URL: https://issues.apache.org/jira/browse/HBASE-16716
>             Project: HBase
>          Issue Type: Bug
>          Components: hbck
>    Affects Versions: 2.0.0
>            Reporter: Pankaj Kumar
>            Assignee: Pankaj Kumar
>            Priority: Minor
>             Fix For: 2.0.0
>
>         Attachments: HBASE-16716-V2.patch, HBASE-16716-branch-1.patch, HBASE-16716.patch
>
>
> OfflineMetaRepair rebuild Meta table, while creating meta region it creates it's own
WAL (inside /hbase/WALs/hbck-meta-recovery-<randomNumber>) which wll be closed and archived
after rebuilding Meta. 
> {noformat}
> hbase org.apache.hadoop.hbase.util.hbck.OfflineMetaRepair
>     >> /hbase/WALs/hbck-meta-recovery-<randomNumber>
> {noformat}
> It doesn't clear the empty dir, empty directory should be removed after success.



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