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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-2427) JT should ensure history directory is a directory
Date Wed, 18 May 2011 18:30:48 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-2427?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13035554#comment-13035554
] 

Hadoop QA commented on MAPREDUCE-2427:
--------------------------------------

+1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12479605/MAPREDUCE-2427.patch
  against trunk revision 1104687.

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

    +1 tests included.  The patch appears to include 3 new or modified tests.

    +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 core unit tests.

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

    +1 system test framework.  The patch passed system test framework compile.

Test results: https://builds.apache.org/hudson/job/PreCommit-MAPREDUCE-Build/265//testReport/
Findbugs warnings: https://builds.apache.org/hudson/job/PreCommit-MAPREDUCE-Build/265//artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Console output: https://builds.apache.org/hudson/job/PreCommit-MAPREDUCE-Build/265//console

This message is automatically generated.

> JT should ensure history directory is a directory
> -------------------------------------------------
>
>                 Key: MAPREDUCE-2427
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2427
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: jobtracker
>    Affects Versions: 0.20.2
>            Reporter: E. Sammer
>            Assignee: Devaraj K
>             Fix For: 0.20.4, 0.23.0
>
>         Attachments: MAPREDUCE-2427.0.20.patch, MAPREDUCE-2427.patch
>
>
> If the JT history directory doesn't exist or isn't a directory retired job files are
renamed to a file called 'history' and eventually start overwriting each other. The JT should
ensure 'history' exists and is a directory before performing the move.

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