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From "Sharad Agarwal (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-3846) Restarted+Recovered AM hangs in some corner cases
Date Mon, 13 Feb 2012 13:19:00 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-3846?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13206860#comment-13206860
] 

Sharad Agarwal commented on MAPREDUCE-3846:
-------------------------------------------

looks good. we should add a testcase to recover in third generation.
                
> Restarted+Recovered AM hangs in some corner cases
> -------------------------------------------------
>
>                 Key: MAPREDUCE-3846
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-3846
>             Project: Hadoop Map/Reduce
>          Issue Type: Sub-task
>          Components: mrv2
>    Affects Versions: 0.23.0
>            Reporter: Vinod Kumar Vavilapalli
>            Assignee: Vinod Kumar Vavilapalli
>            Priority: Critical
>         Attachments: MAPREDUCE-3846-20120210.txt
>
>
> [~karams] found this while testing AM restart/recovery feature. After the first generation
AM crashes (manually killed by kill -9), the second generation AM starts, but hangs after
a while.

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