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Posted to yarn-issues@hadoop.apache.org by "Yufei Gu (JIRA)" <ji...@apache.org> on 2017/02/06 04:03:41 UTC

[jira] [Resolved] (YARN-5893) Experiment with using PriorityQueue for storing starved applications

     [ https://issues.apache.org/jira/browse/YARN-5893?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Yufei Gu resolved YARN-5893.
----------------------------
    Resolution: Won't Fix

> Experiment with using PriorityQueue for storing starved applications
> --------------------------------------------------------------------
>
>                 Key: YARN-5893
>                 URL: https://issues.apache.org/jira/browse/YARN-5893
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>          Components: fairscheduler
>    Affects Versions: 2.9.0
>            Reporter: Karthik Kambatla
>            Assignee: Yufei Gu
>
> FSStarvedApps currently uses a BlockingQueue to store starved applications. This leads to storing the apps in the order they were processed instead of their priorities. Using a PriorityQueue will ensure we preempt for the highest priority apps first. 



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