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https://issues.apache.org/jira/browse/YARN-236?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13573546#comment-13573546
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Jason Lowe commented on YARN-236:
---------------------------------

Unfortunately YARN-165 only handled the case where the AM crashes after making 
it to the RUNNING state.  If the AM crashes before it registers with the RM 
then it doesn't apply.  A quick way to see this in action is either set 
{{yarn.app.mapreduce.am.command-opts}} to some garbage string or run a 
wordcount job with {{mapreduce.jobtracker.split.metainfo.maxsize}} set to 1.
                
> RM should point tracking URL to RM web page when app fails to start
> -------------------------------------------------------------------
>
>                 Key: YARN-236
>                 URL: https://issues.apache.org/jira/browse/YARN-236
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: resourcemanager
>    Affects Versions: 0.23.4
>            Reporter: Jason Lowe
>            Assignee: Jason Lowe
>         Attachments: YARN-236.patch
>
>
> Similar to YARN-165, the RM should redirect the tracking URL to the specific 
> app page on the RM web UI when the application fails to start.  For example, 
> if the AM completely fails to start due to bad AM config or bad job config 
> like invalid queuename, then the user gets the unhelpful "The requested 
> application exited before setting a tracking URL".
> Usually the diagnostic string on the RM app page has something useful, so we 
> might as well point there.

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