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From "Hudson (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-3858) Task attempt failure during commit results in task never completing
Date Wed, 15 Feb 2012 09:28:06 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-3858?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13208303#comment-13208303
] 

Hudson commented on MAPREDUCE-3858:
-----------------------------------

Integrated in Hadoop-Common-0.23-Commit #552 (See [https://builds.apache.org/job/Hadoop-Common-0.23-Commit/552/])
    MAPREDUCE-3858. Task attempt failure during commit results in task never completing. (Tom
White via mahadev) - Merging r1244254 from trunk. (Revision 1244255)

     Result = SUCCESS
mahadev : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1244255
Files : 
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/CHANGES.txt
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/job/impl/TaskImpl.java
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/job/impl/TestTaskImpl.java

                
> Task attempt failure during commit results in task never completing
> -------------------------------------------------------------------
>
>                 Key: MAPREDUCE-3858
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-3858
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: mrv2
>            Reporter: Tom White
>            Assignee: Tom White
>            Priority: Critical
>             Fix For: 0.23.1
>
>         Attachments: MAPREDUCE-3858.patch
>
>
> On a terasort job a task attempt failed during the commit phase. Another attempt was
rescheduled, but when it tried to commit it failed.
> {noformat}
> attempt_1329019187148_0083_r_000586_0 already given a go for committing the task output,
so killing attempt_1329019187148_0083_r_000586_1
> {noformat}
> The job hung as new attempts kept getting scheduled only to fail during commit.

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