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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-4316) Improve default config values for YARN
Date Sun, 01 Jul 2012 04:39:38 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-4316?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13404678#comment-13404678
] 

Hadoop QA commented on MAPREDUCE-4316:
--------------------------------------

-1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12534142/MAPREDUCE-4316.patch
  against trunk revision .

    +1 @author.  The patch does not contain any @author tags.

    +1 tests included.  The patch appears to include 1 new or modified test files.

    +1 javac.  The applied patch does not increase the total number of javac compiler warnings.

    +1 javadoc.  The javadoc tool did not generate any warning messages.

    -1 eclipse:eclipse.  The patch failed to build with eclipse:eclipse.

    +1 findbugs.  The patch does not introduce any new Findbugs (version 1.3.9) warnings.

    +1 release audit.  The applied patch does not increase the total number of release audit
warnings.

    +1 core tests.  The patch passed unit tests in hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-common
hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager.

    +1 contrib tests.  The patch passed contrib unit tests.

Test results: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/2538//testReport/
Console output: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/2538//console

This message is automatically generated.
                
> 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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