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https://issues.apache.org/jira/browse/YARN-271?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13534624#comment-13534624
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Sandy Ryza commented on YARN-271:
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The last patch doesn't fix the problem entirely. Added one that does and
includes a test.
> Fair scheduler hits IllegalStateException trying to reserve different apps on
> same node
> ---------------------------------------------------------------------------------------
>
> Key: YARN-271
> URL: https://issues.apache.org/jira/browse/YARN-271
> Project: Hadoop YARN
> Issue Type: Bug
> Components: resourcemanager, scheduler
> Affects Versions: 2.0.2-alpha
> Reporter: Sandy Ryza
> Assignee: Sandy Ryza
> Attachments: YARN-271-1.patch, YARN-271.patch
>
>
> After the fair scheduler reserves a container on a node, it doesn't check for
> reservations it just made when trying to make more reservations during the
> same heartbeat.
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