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https://issues.apache.org/jira/browse/MAPREDUCE-2524?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Owen O'Malley updated MAPREDUCE-2524:
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Fix Version/s: (was: 0.20.205.0)
> Backport trunk heuristics for failing maps when we get fetch failures
> retrieving map output during shuffle
> ----------------------------------------------------------------------------------------------------------
>
> Key: MAPREDUCE-2524
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-2524
> Project: Hadoop Map/Reduce
> Issue Type: Improvement
> Components: tasktracker
> Affects Versions: 0.20.204.0
> Reporter: Thomas Graves
> Assignee: Thomas Graves
> Priority: Minor
> Fix For: 0.20.204.0
>
> Attachments: MAPREDUCE2524-20security-v2.patch,
> MAPREDUCE2524-patch-20security.txt, MAPREDUCE2524-patch-20security.txt
>
>
> The heuristics for failing maps when we get map output fetch failures during
> the shuffle is pretty conservative in 20. Backport the heuristics from trunk
> which are more aggressive, simpler, and configurable.
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