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From "Ted Yu (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (MAPREDUCE-2961) Increase the default threadpool size for container launching in the application master.
Date Thu, 08 Sep 2011 23:36:08 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-2961?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Ted Yu updated MAPREDUCE-2961:
------------------------------

    Summary: Increase the default threadpool size for container launching in the application
master.  (was: Increase the default threadpool fize for container launching in the application
master.)

> Increase the default threadpool size for container launching in the application master.
> ---------------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-2961
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2961
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>          Components: mrv2
>    Affects Versions: 0.23.0
>            Reporter: Mahadev konar
>            Assignee: Mahadev konar
>             Fix For: 0.23.0
>
>         Attachments: MAPREDUCE-2961.patch
>
>
> Currently the default threadpool size is 10 for launching containers in ContainerLauncherImpl.
We should increase that to 100 for a reasonable default, so that container launching is not
backed up by a small thread pool size.

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