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https://issues.apache.org/jira/browse/MAPREDUCE-4316?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Harsh J updated MAPREDUCE-4316:
-------------------------------
Assignee: Harsh J
Release Note: Raise yarn.scheduler.minimum.allocation-mb to 512 MB
(Previous minimum was 128 MB)
Status: Patch Available (was: Open)
> 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
> Assignee: Harsh J
> Labels: performance
> Attachments: MAPREDUCE-4316.patch
>
>
> 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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