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From "Eric Payne (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-2113) Add cross-user preemption within CapacityScheduler's leaf-queue
Date Wed, 19 Apr 2017 14:00:49 GMT

    [ https://issues.apache.org/jira/browse/YARN-2113?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15974722#comment-15974722
] 

Eric Payne commented on YARN-2113:
----------------------------------

bq. So I don't see the need for ... checking something with the minimum allocation.
You are correct [~jlowe]. I was wrong when I included the minimum allocation.

> Add cross-user preemption within CapacityScheduler's leaf-queue
> ---------------------------------------------------------------
>
>                 Key: YARN-2113
>                 URL: https://issues.apache.org/jira/browse/YARN-2113
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>          Components: scheduler
>            Reporter: Vinod Kumar Vavilapalli
>            Assignee: Sunil G
>         Attachments: TestNoIntraQueuePreemptionIfBelowUserLimitAndDifferentPrioritiesWithExtraUsers.txt,
YARN-2113.0001.patch, YARN-2113.0002.patch, YARN-2113.0003.patch, YARN-2113.0004.patch, YARN-2113.0005.patch,
YARN-2113.0006.patch, YARN-2113.0007.patch, YARN-2113.v0.patch
>
>
> Preemption today only works across queues and moves around resources across queues per
demand and usage. We should also have user-level preemption within a queue, to balance capacity
across users in a predictable manner.



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