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From "Harsh J (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (MAPREDUCE-4316) Improve default config values for YARN
Date Sun, 01 Jul 2012 04:19:46 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-4316?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

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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