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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-400) RM can return null application resource usage report leading to NPE in client
Date Wed, 20 Feb 2013 03:45:14 GMT

    [ https://issues.apache.org/jira/browse/YARN-400?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13581919#comment-13581919
] 

Hadoop QA commented on YARN-400:
--------------------------------

{color:green}+1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12569014/YARN-400.patch
  against trunk revision .

    {color:green}+1 @author{color}.  The patch does not contain any @author tags.

    {color:green}+1 tests included{color}.  The patch appears to include 1 new or modified
test files.

    {color:green}+1 javac{color}.  The applied patch does not increase the total number of
javac compiler warnings.

    {color:green}+1 javadoc{color}.  The javadoc tool did not generate any warning messages.

    {color:green}+1 eclipse:eclipse{color}.  The patch built with eclipse:eclipse.

    {color:green}+1 findbugs{color}.  The patch does not introduce any new Findbugs (version
1.3.9) warnings.

    {color:green}+1 release audit{color}.  The applied patch does not increase the total number
of release audit warnings.

    {color:green}+1 core tests{color}.  The patch passed unit tests in hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager.

    {color:green}+1 contrib tests{color}.  The patch passed contrib unit tests.

Test results: https://builds.apache.org/job/PreCommit-YARN-Build/413//testReport/
Console output: https://builds.apache.org/job/PreCommit-YARN-Build/413//console

This message is automatically generated.
                
> RM can return null application resource usage report leading to NPE in client
> -----------------------------------------------------------------------------
>
>                 Key: YARN-400
>                 URL: https://issues.apache.org/jira/browse/YARN-400
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: resourcemanager
>    Affects Versions: 2.0.3-alpha, 0.23.6
>            Reporter: Jason Lowe
>            Assignee: Jason Lowe
>            Priority: Critical
>         Attachments: YARN-400.patch
>
>
> RMAppImpl.createAndGetApplicationReport can return a report with a null resource usage
report if full access to the app is allowed but the application has no current attempt.  This
leads to NPEs in client code that assumes an app report will always have at least an empty
resource usage report.

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