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https://issues.apache.org/jira/browse/MAPREDUCE-4316?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13400151#comment-13400151
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Harsh J commented on MAPREDUCE-4316:
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Arun - Ping? Comments on my above questions? Should we really raise the
defaults?
> Improve default config values for YARN
> --------------------------------------
>
> Key: MAPREDUCE-4316
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-4316
> Project: Hadoop Map/Reduce
> Issue Type: Improvement
> Components: resourcemanager, scheduler
> Affects Versions: 2.0.0-alpha
> Reporter: Arun C Murthy
> Labels: performance
>
> Currently some of our configs are way off e.g. min-alloc is 128M while
> max-alloc is 10240.
> This leads to poor out-of-box performance as noticed by some users:
> http://s.apache.org/avd
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