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https://issues.apache.org/jira/browse/YARN-289?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13636940#comment-13636940
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Sandy Ryza commented on YARN-289:
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Uploaded a patch that rejects reservations that would not fit on a node, as
well as cancels reservations that no longer fit on a node.
> Fair scheduler allows reservations that won't fit on node
> ---------------------------------------------------------
>
> Key: YARN-289
> URL: https://issues.apache.org/jira/browse/YARN-289
> Project: Hadoop YARN
> Issue Type: Bug
> Reporter: Sandy Ryza
> Assignee: Sandy Ryza
> Attachments: YARN-289.patch
>
>
> An application requests a container with 1024 MB. It then requests a
> container with 2048 MB. A node shows up with 1024 MB available. Even if the
> application is the only one running, neither request will be scheduled on it.
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