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From "Jason Lowe (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-139) Interrupted Exception within AsyncDispatcher leads to user confusion
Date Wed, 24 Oct 2012 15:08:12 GMT

    [ https://issues.apache.org/jira/browse/YARN-139?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13483298#comment-13483298
] 

Jason Lowe commented on YARN-139:
---------------------------------

+1, thanks Vinod!  I'll commit this shortly.
                
> 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-139-20121019.1.txt, YARN-139-20121019.txt, YARN-139-20121023.txt,
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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