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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-139) Interrupted Exception within AsyncDispatcher leads to user confusion
Date Mon, 01 Oct 2012 23:33:07 GMT

    [ https://issues.apache.org/jira/browse/YARN-139?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13467310#comment-13467310

Hadoop QA commented on YARN-139:

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  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
                        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-common.

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

Test results: https://builds.apache.org/job/PreCommit-YARN-Build/64//testReport/
Console output: https://builds.apache.org/job/PreCommit-YARN-Build/64//console

This message is automatically generated.
> Interrupted Exception within AsyncDispatcher leads to user confusion
> --------------------------------------------------------------------
>                 Key: YARN-139
>                 URL: https://issues.apache.org/jira/browse/YARN-139
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: api
>    Affects Versions: 2.0.2-alpha, 0.23.4
>            Reporter: Nathan Roberts
>            Assignee: Vinod Kumar Vavilapalli
>         Attachments: YARN-139.txt
> Successful applications tend to get InterruptedExceptions during shutdown. The exception
is harmless but it leads to lots of user confusion and therefore could be cleaned up.
> 2012-09-28 14:50:12,477 WARN [AsyncDispatcher event handler] org.apache.hadoop.yarn.event.AsyncDispatcher:
Interrupted Exception while stopping
> java.lang.InterruptedException
> 	at java.lang.Object.wait(Native Method)
> 	at java.lang.Thread.join(Thread.java:1143)
> 	at java.lang.Thread.join(Thread.java:1196)
> 	at org.apache.hadoop.yarn.event.AsyncDispatcher.stop(AsyncDispatcher.java:105)
> 	at org.apache.hadoop.yarn.service.CompositeService.stop(CompositeService.java:99)
> 	at org.apache.hadoop.yarn.service.CompositeService.stop(CompositeService.java:89)
> 	at org.apache.hadoop.mapreduce.v2.app.MRAppMaster$JobFinishEventHandler.handle(MRAppMaster.java:437)
> 	at org.apache.hadoop.mapreduce.v2.app.MRAppMaster$JobFinishEventHandler.handle(MRAppMaster.java:402)
> 	at org.apache.hadoop.yarn.event.AsyncDispatcher.dispatch(AsyncDispatcher.java:126)
> 	at org.apache.hadoop.yarn.event.AsyncDispatcher$1.run(AsyncDispatcher.java:75)
> 	at java.lang.Thread.run(Thread.java:619)
> 2012-09-28 14:50:12,477 INFO [AsyncDispatcher event handler] org.apache.hadoop.yarn.service.AbstractService:
Service:Dispatcher is stopped.
> 2012-09-28 14:50:12,477 INFO [AsyncDispatcher event handler] org.apache.hadoop.yarn.service.AbstractService:
Service:org.apache.hadoop.mapreduce.v2.app.MRAppMaster is stopped.
> 2012-09-28 14:50:12,477 INFO [AsyncDispatcher event handler] org.apache.hadoop.mapreduce.v2.app.MRAppMaster:
Exiting MR AppMaster..GoodBye

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