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From "Allen Wittenauer (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (MAPREDUCE-533) Support task preemption in Capacity Scheduler
Date Tue, 22 Jul 2014 22:02:39 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-533?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Allen Wittenauer resolved MAPREDUCE-533.
----------------------------------------

    Resolution: Duplicate

> Support task preemption in Capacity Scheduler
> ---------------------------------------------
>
>                 Key: MAPREDUCE-533
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-533
>             Project: Hadoop Map/Reduce
>          Issue Type: New Feature
>          Components: capacity-sched
>            Reporter: Tsz Wo Nicholas Sze
>
> Without preemption, it is not possible to guarantee capacity since long running jobs
may occupy task slots for an arbitrarily long time.



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