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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-2961) Increase the default threadpool size for container launching in the application master.
Date Fri, 09 Sep 2011 00:00:23 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-2961?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13100803#comment-13100803
] 

Hadoop QA commented on MAPREDUCE-2961:
--------------------------------------

-1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12493691/MAPREDUCE-2961.patch
  against trunk revision .

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

    -1 tests included.  The patch doesn't appear to include any new or modified tests.
                        Please justify why no new tests are needed for this patch.
                        Also please list what manual steps were performed to verify this patch.

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

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

    +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 .

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

Test results: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/665//testReport/
Findbugs warnings: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/665//artifact/trunk/patchprocess/newPatchFindbugsWarningshadoop-mapreduce-client-hs.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/665//artifact/trunk/patchprocess/newPatchFindbugsWarningshadoop-mapreduce-client-shuffle.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/665//artifact/trunk/patchprocess/newPatchFindbugsWarningshadoop-mapreduce-client-common.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/665//artifact/trunk/patchprocess/newPatchFindbugsWarningshadoop-mapreduce-client-app.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/665//artifact/trunk/patchprocess/newPatchFindbugsWarningshadoop-mapreduce-client-jobclient.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/665//artifact/trunk/patchprocess/newPatchFindbugsWarningshadoop-mapreduce-client-core.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/665//artifact/trunk/patchprocess/newPatchFindbugsWarningshadoop-yarn-server-common.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/665//artifact/trunk/patchprocess/newPatchFindbugsWarningshadoop-yarn-server-resourcemanager.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/665//artifact/trunk/patchprocess/newPatchFindbugsWarningshadoop-yarn-server-nodemanager.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/665//artifact/trunk/patchprocess/newPatchFindbugsWarningshadoop-yarn-common.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/665//artifact/trunk/patchprocess/newPatchFindbugsWarningshadoop-yarn-api.html
Console output: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/665//console

This message is automatically generated.

> 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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