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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-360) Allow apps to concurrently register tokens for renewal
Date Fri, 25 Jan 2013 19:27:14 GMT

    [ https://issues.apache.org/jira/browse/YARN-360?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13562935#comment-13562935
] 

Hadoop QA commented on YARN-360:
--------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12566535/YARN-360.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:red}-1 findbugs{color}.  The patch appears to introduce 1 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:red}-1 core tests{color}.  The patch failed these unit tests in hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager:

                  org.apache.hadoop.yarn.server.resourcemanager.webapp.TestRMWebServices

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

Test results: https://builds.apache.org/job/PreCommit-YARN-Build/367//testReport/
Findbugs warnings: https://builds.apache.org/job/PreCommit-YARN-Build/367//artifact/trunk/patchprocess/newPatchFindbugsWarningshadoop-yarn-server-resourcemanager.html
Console output: https://builds.apache.org/job/PreCommit-YARN-Build/367//console

This message is automatically generated.
                
> Allow apps to concurrently register tokens for renewal
> ------------------------------------------------------
>
>                 Key: YARN-360
>                 URL: https://issues.apache.org/jira/browse/YARN-360
>             Project: Hadoop YARN
>          Issue Type: Bug
>    Affects Versions: 0.23.3, 3.0.0, 2.0.0-alpha
>            Reporter: Daryn Sharp
>            Priority: Critical
>         Attachments: YARN-360.patch
>
>
> {{DelegationTokenRenewer#addApplication}} has an unnecessary {{synchronized}} keyword.
 This serializes job submissions and can add unnecessary latency and/or hang all submissions
if there are problems renewing the token.

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