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Posted to mapreduce-issues@hadoop.apache.org by "Sandy Ryza (JIRA)" <ji...@apache.org> on 2013/10/26 03:22:30 UTC

[jira] [Updated] (MAPREDUCE-5596) Allow configuring the number of threads used to serve shuffle connections

     [ https://issues.apache.org/jira/browse/MAPREDUCE-5596?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sandy Ryza updated MAPREDUCE-5596:
----------------------------------

    Attachment: MAPREDUCE-5596.patch

> Allow configuring the number of threads used to serve shuffle connections
> -------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-5596
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-5596
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>    Affects Versions: 2.2.0
>            Reporter: Sandy Ryza
>            Assignee: Sandy Ryza
>         Attachments: MAPREDUCE-5596.patch
>
>
> MR1 had mapreduce.tasktracker.http.threads.  MR2 always uses the Netty default 2 * Runtime.availableProcessors().  We should make this configurable.



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