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From "Hadoop QA (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-3159) DefaultContainerExecutor removes appcache dir on every localization
Date Mon, 24 Oct 2011 23:38:32 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-3159?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13134636#comment-13134636
] 

Hadoop QA commented on MAPREDUCE-3159:
--------------------------------------

-1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12500568/mr-3159.txt
  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 appears to have generated 9 warning messages.

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

    -1 findbugs.  The patch appears to introduce 162 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/1127//testReport/
Findbugs warnings: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/1127//artifact/trunk/hadoop-mapreduce-project/patchprocess/newPatchFindbugsWarningshadoop-mapreduce-client-common.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/1127//artifact/trunk/hadoop-mapreduce-project/patchprocess/newPatchFindbugsWarningshadoop-mapreduce-client-app.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/1127//artifact/trunk/hadoop-mapreduce-project/patchprocess/newPatchFindbugsWarningshadoop-mapreduce-client-core.html
Console output: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/1127//console

This message is automatically generated.
                
> DefaultContainerExecutor removes appcache dir on every localization
> -------------------------------------------------------------------
>
>                 Key: MAPREDUCE-3159
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-3159
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: mrv2
>    Affects Versions: 0.23.0
>            Reporter: Todd Lipcon
>            Assignee: Todd Lipcon
>            Priority: Blocker
>         Attachments: mr-3159.txt, mr-3159.txt, mr-3159.txt
>
>
> The DefaultContainerExecutor currently has code that removes the application dir from
appcache/ in the local directories on every task localization. This causes any concurrent
executing tasks from the same job to fail.

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