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From "Chris Douglas (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-6944) The comment about ResourceManager#createPolicyMonitors lies
Date Thu, 03 Aug 2017 23:35:00 GMT

    [ https://issues.apache.org/jira/browse/YARN-6944?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16113699#comment-16113699
] 

Chris Douglas commented on YARN-6944:
-------------------------------------

bq. Monitors don't handle preemption.

[They|https://github.com/apache/hadoop/blob/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/monitor/SchedulingEditPolicy.java]
[do|https://github.com/apache/hadoop/blob/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/monitor/capacity/ProportionalCapacityPreemptionPolicy.java#L82].

> The comment about ResourceManager#createPolicyMonitors lies
> -----------------------------------------------------------
>
>                 Key: YARN-6944
>                 URL: https://issues.apache.org/jira/browse/YARN-6944
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: resourcemanager
>    Affects Versions: 2.8.1, 3.0.0-alpha3
>            Reporter: Yufei Gu
>            Priority: Trivial
>
> {code} 
>      // creating monitors that handle preemption
>       createPolicyMonitors();
> {code} 
> Monitors don't handle preemption. 



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