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