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From "Carlo Curino (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-1471) The SLS simulator is not running the preemption policy for CapacityScheduler
Date Fri, 20 Dec 2013 00:39:08 GMT

    [ https://issues.apache.org/jira/browse/YARN-1471?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13853521#comment-13853521
] 

Carlo Curino commented on YARN-1471:
------------------------------------

Thanks Chris! and thanks to Wei and Alejandro for useful conversations.

> The SLS simulator is not running the preemption policy for CapacityScheduler
> ----------------------------------------------------------------------------
>
>                 Key: YARN-1471
>                 URL: https://issues.apache.org/jira/browse/YARN-1471
>             Project: Hadoop YARN
>          Issue Type: Bug
>            Reporter: Carlo Curino
>            Assignee: Carlo Curino
>            Priority: Minor
>             Fix For: 3.0.0
>
>         Attachments: SLSCapacityScheduler.java, YARN-1471.2.patch, YARN-1471.patch, YARN-1471.patch
>
>
> The simulator does not run the ProportionalCapacityPreemptionPolicy monitor.  This is
because the policy needs to interact with a CapacityScheduler, and the wrapping done by the
simulator breaks this. 



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