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https://issues.apache.org/jira/browse/YARN-2688?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14171426#comment-14171426
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Gera Shegalov commented on YARN-2688:
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Localizer diagnostics was improved by YARN-2377.
> Better diagnostics on Container Launch failures
> -----------------------------------------------
>
> Key: YARN-2688
> URL: https://issues.apache.org/jira/browse/YARN-2688
> Project: Hadoop YARN
> Issue Type: Bug
> Reporter: Arun C Murthy
>
> We need better diagnostics on container launch failures due to errors like
> localizations issues, wrong command for container launch etc. Currently, if
> the container doesn't launch, we get nothing - not even container logs since
> there are no logs to aggregate either.
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