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From "Alejandro Abdelnur (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-4990) Construct debug strings conditionally in ShuffleHandler.Shuffle#sendMapOutput()
Date Mon, 18 Mar 2013 17:54:15 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-4990?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13605400#comment-13605400
] 

Alejandro Abdelnur commented on MAPREDUCE-4990:
-----------------------------------------------

+1
                
> Construct debug strings conditionally in ShuffleHandler.Shuffle#sendMapOutput()
> -------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-4990
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-4990
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>    Affects Versions: 2.0.3-alpha, 0.23.5
>            Reporter: Karthik Kambatla
>            Assignee: Karthik Kambatla
>            Priority: Trivial
>         Attachments: mr-4990.patch
>
>
> In {{#sendMapOutput()}}, the debug statements are not wrapped in the customary {{#isDebugEnabled()}}
condition. Given this piece of code is critical for performance, it would be nice to fix it.

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