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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-3927) Shuffle hang when set map.failures.percent
Date Fri, 08 Jun 2012 22:27:23 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-3927?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13292046#comment-13292046
] 

Hadoop QA commented on MAPREDUCE-3927:
--------------------------------------

+1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12531447/MAPREDUCE-3927-4.patch
  against trunk revision .

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

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

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

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

    +1 eclipse:eclipse.  The patch built with eclipse:eclipse.

    +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
warnings.

    +1 core tests.  The patch passed unit tests in hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core.

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

Test results: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/2447//testReport/
Console output: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/2447//console

This message is automatically generated.
                
> Shuffle hang when set map.failures.percent
> ------------------------------------------
>
>                 Key: MAPREDUCE-3927
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-3927
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: mrv2
>    Affects Versions: 0.23.3, 2.0.0-alpha, 2.0.1-alpha, trunk
>            Reporter: MengWang
>            Assignee: Bhallamudi Venkata Siva Kamesh
>            Priority: Critical
>              Labels: patch
>         Attachments: MAPREDUCE-3927-1.patch, MAPREDUCE-3927-2.patch, MAPREDUCE-3927-3.patch,
MAPREDUCE-3927-4.patch, MAPREDUCE-3927.patch, MAPREDUCE-3927.patch
>
>
> When set mapred.max.map.failures.percent and there does have some failed maps, then shuffle
will hang

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