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From "Devaraj K (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-3927) Shuffle hang when set map.failures.percent
Date Mon, 04 Jun 2012 14:24:23 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-3927?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13288583#comment-13288583

Devaraj K commented on MAPREDUCE-3927:

Thanks Kamesh for the patch.

Source code changes looks good to me. I have tested this, it works fine after the patch.

About the test, Can we have a test case which actually reproduces the issue mentioned in this
defect and passes after this change?
> 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.patch,
> When set mapred.max.map.failures.percent and there does have some failed maps, then shuffle
will hang

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