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Date: Tue, 16 Apr 2013 18:55:16 +0000 (UTC)
From: "Sandy Ryza (JIRA)" <jira@apache.org>
To: yarn-issues@hadoop.apache.org
Message-ID: <JIRA.12544709.1330564896470.175446.1366138516118@arcas>
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Subject: [jira] [Commented] (YARN-560) If AM fails due to overrunning
 resource limits, error not visible through UI sometimes
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    [ https://issues.apache.org/jira/browse/YARN-560?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13633183#comment-13633183 ] 

Sandy Ryza commented on YARN-560:
---------------------------------

Ravi,

The patch looks good to me.  Nit: can you use block comments ( /** ... */ ) instead of single line comments over the tests?
                
> If AM fails due to overrunning resource limits, error not visible through UI sometimes
> --------------------------------------------------------------------------------------
>
>                 Key: YARN-560
>                 URL: https://issues.apache.org/jira/browse/YARN-560
>             Project: Hadoop YARN
>          Issue Type: Bug
>    Affects Versions: 0.23.3, 2.0.0-alpha
>            Reporter: Todd Lipcon
>            Assignee: Ravi Prakash
>            Priority: Minor
>              Labels: usability
>         Attachments: MAPREDUCE-3949.patch, YARN-560.patch
>
>
> I had a case where an MR AM eclipsed the configured memory limit. This caused the AM's container to get killed, but nowhere accessible through the web UI showed these diagnostics. I had to go view the NM's logs via ssh before I could figure out what had happened to my application.

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