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https://issues.apache.org/jira/browse/YARN-300?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13541588#comment-13541588
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caolong commented on YARN-300:
------------------------------
That's perfectly correct!! default maxAssign=-1 and assignMultiple=true so
fairScheduler will infinite loop.
> After yarn-271, when yarn.scheduler.fair.max.assign=0, fairscheduler will
> infinite loop and not schedule any application.
> --------------------------------------------------------------------------------------------------------------------------
>
> Key: YARN-300
> URL: https://issues.apache.org/jira/browse/YARN-300
> Project: Hadoop YARN
> Issue Type: Bug
> Components: resourcemanager, scheduler
> Reporter: shenhong
> Labels: None
> Fix For: 2.0.3-alpha
>
> Attachments: YARN-300.patch
>
> Original Estimate: 10h
> Remaining Estimate: 10h
>
> After yarn-271, when yarn.scheduler.fair.max.assign=0, when a node was been
> reserved, fairScheduler will infinite loop and not schedule any application.
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