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From "Vinod Kumar Vavilapalli (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (MAPREDUCE-5256) CombineInputFormat isn't thread safe affecting HiveServer
Date Fri, 17 May 2013 22:55:16 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-5256?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel

Vinod Kumar Vavilapalli updated MAPREDUCE-5256:

    Attachment: MAPREDUCE-5256-20130517.txt

Here's a patch to fix this. Difficult to write test. Not useful much too.

I'll request Thejas to verify this and report back.
> CombineInputFormat isn't thread safe affecting HiveServer
> ---------------------------------------------------------
>                 Key: MAPREDUCE-5256
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-5256
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>    Affects Versions: 1.2.0
>            Reporter: Vinod Kumar Vavilapalli
>            Assignee: Vinod Kumar Vavilapalli
>         Attachments: MAPREDUCE-5256-20130517.txt
> This was originally fixed as part of MAPREDUCE-5038, but that got reverted now. Which
uncovers this issue, breaking HiveServer. Originally reported by [~thejas].

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