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From "Hadoop QA (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-2702) [MR-279] OutputCommitter changes for MR Application Master recovery
Date Wed, 05 Oct 2011 08:19:34 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-2702?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13120751#comment-13120751

Hadoop QA commented on MAPREDUCE-2702:

+1 overall.  Here are the results of testing the latest attachment 
  against trunk revision .

    +1 @author.  The patch does not contain any @author tags.

    +1 tests included.  The patch appears to include 2 new or modified tests.

    +1 javadoc.  The javadoc tool did not generate any warning messages.

    +1 javac.  The applied patch does not increase the total number of javac compiler warnings.

    +1 findbugs.  The patch does not introduce any new Findbugs (version 1.3.9) warnings.

    +1 release audit.  The applied patch does not increase the total number of release audit

    +1 core tests.  The patch passed unit tests in .

    +1 contrib tests.  The patch passed contrib unit tests.

Test results: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/946//testReport/
Console output: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/946//console

This message is automatically generated.
> [MR-279] OutputCommitter changes for MR Application Master recovery
> -------------------------------------------------------------------
>                 Key: MAPREDUCE-2702
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2702
>             Project: Hadoop Map/Reduce
>          Issue Type: New Feature
>          Components: mrv2
>            Reporter: Sharad Agarwal
>            Assignee: Sharad Agarwal
>            Priority: Blocker
>             Fix For: 0.23.0
>         Attachments: MAPREDUCE-2702.patch, MAPREDUCE-2702.patch, MAPREDUCE-2702.patch,
mr2702_v1.patch, mr2702_v2.patch, mr2702_v3.patch, mr2702_v4.patch
> In MR AM recovers from a crash, it only reruns the non completed tasks. The completed
tasks (along with their output, if any) needs to be recovered from the previous life. This
would require some changes in OutputCommitter.

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