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https://issues.apache.org/jira/browse/YARN-3960?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Karthik Kambatla updated YARN-3960:
-----------------------------------
    Summary: When a leaf queue changes to a parent queue, allow handling 
application submissions gracefully  (was: FairScheduler: Add a default leaf 
queue under each parent queue that applications can default to)

> When a leaf queue changes to a parent queue, allow handling application 
> submissions gracefully
> ----------------------------------------------------------------------------------------------
>
>                 Key: YARN-3960
>                 URL: https://issues.apache.org/jira/browse/YARN-3960
>             Project: Hadoop YARN
>          Issue Type: New Feature
>          Components: fairscheduler
>            Reporter: Siqi Li
>            Assignee: Siqi Li
>              Labels: oct16-easy
>         Attachments: YARN-3960.v1.patch
>
>
> For a tier queue in fair scheduler, if you submits a job without specifying 
> the exact child queue. The job will fail on launching.
> Especially for folks to transition from flat queues to tiered queues, many 
> jobs would end up failing 



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