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From "Hudson (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-3718) Default AM heartbeat interval should be one second
Date Thu, 26 Jan 2012 19:49:40 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-3718?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13194129#comment-13194129
] 

Hudson commented on MAPREDUCE-3718:
-----------------------------------

Integrated in Hadoop-Mapreduce-trunk-Commit #1611 (See [https://builds.apache.org/job/Hadoop-Mapreduce-trunk-Commit/1611/])
    MAPREDUCE-3718. Amending incorrect JIRA number in CHANGES.txt

sseth : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1236358
Files : 
* /hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt

                
> Default AM heartbeat interval should be one second
> --------------------------------------------------
>
>                 Key: MAPREDUCE-3718
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-3718
>             Project: Hadoop Map/Reduce
>          Issue Type: Sub-task
>          Components: mrv2, performance
>    Affects Versions: 0.23.0
>            Reporter: Vinod Kumar Vavilapalli
>            Assignee: Hitesh Shah
>             Fix For: 0.23.1
>
>         Attachments: MR-3718.1.patch
>
>
> Helps in improving app performance. RM should be able to handle this, as the heartbeats
aren't really costly.

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