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Date: Thu, 13 Dec 2012 01:47:21 +0000 (UTC)
From: "Hadoop QA (JIRA)" <jira@apache.org>
To: yarn-issues@hadoop.apache.org
Message-ID: <JIRA.12622991.1354924636627.26496.1355363241476@arcas>
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References: <JIRA.12622991.1354924636627@arcas>
Subject: [jira] [Commented] (YARN-264) y.s.rm.DelegationTokenRenewer
 attempts to renew token even after removing an app
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    [ https://issues.apache.org/jira/browse/YARN-264?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13530598#comment-13530598 ] 

Hadoop QA commented on YARN-264:
--------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12560689/yarn-264.patch
  against trunk revision .

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

    {color:red}-1 tests included{color}.  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.

    {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/221//testReport/
Console output: https://builds.apache.org/job/PreCommit-YARN-Build/221//console

This message is automatically generated.
                
> y.s.rm.DelegationTokenRenewer attempts to renew token even after removing an app
> --------------------------------------------------------------------------------
>
>                 Key: YARN-264
>                 URL: https://issues.apache.org/jira/browse/YARN-264
>             Project: Hadoop YARN
>          Issue Type: Bug
>    Affects Versions: 2.0.2-alpha
>            Reporter: Karthik Kambatla
>            Assignee: Karthik Kambatla
>         Attachments: yarn-264.patch, yarn-264.patch, yarn-264.patch, yarn-264.patch
>
>
> yarn.s.rm.security.DelegationTokenRenewer uses TimerTask/Timer. When such a timer task is canceled, already scheduled tasks run to completion. The task should check for such cancellation before running. Also, delegationTokens needs to be synchronized on all accesses.

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