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https://issues.apache.org/jira/browse/MAPREDUCE-2823?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Allen Wittenauer resolved MAPREDUCE-2823.
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Resolution: Duplicate
See also the work done by Duke on Starfish, Apache MRUnit, etc etc.
> map-reduce doctor (Mr Doctor)
> -----------------------------
>
> Key: MAPREDUCE-2823
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-2823
> Project: Hadoop Map/Reduce
> Issue Type: New Feature
> Reporter: Amir Youssefi
>
> Problem Description:
> Users typically submit jobs with sub-optimal parameters resulting in
> under-utilization, black-listed task-trackers, time-outs, re-tries etc.
> Issue can be mitigated by submitting job with custom Hadoop parameters.
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