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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-5605) Preempt containers (all on one node) to meet the requirement of starved applications
Date Thu, 08 Sep 2016 00:18:20 GMT

    [ https://issues.apache.org/jira/browse/YARN-5605?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15472225#comment-15472225
] 

ASF GitHub Bot commented on YARN-5605:
--------------------------------------

Github user kambatla commented on a diff in the pull request:

    https://github.com/apache/hadoop/pull/124#discussion_r77928093
  
    --- Diff: hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/FSLeafQueue.java
---
    @@ -45,16 +45,19 @@
     import org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerApplicationAttempt;
     import org.apache.hadoop.yarn.util.resource.Resources;
     
    +import static org.apache.hadoop.yarn.util.resource.Resources.none;
    +
     @Private
     @Unstable
     public class FSLeafQueue extends FSQueue {
       private static final Log LOG = LogFactory.getLog(
           FSLeafQueue.class.getName());
    +  private FairScheduler scheduler;
    --- End diff --
    
    Filed YARN-5625. 


> Preempt containers (all on one node) to meet the requirement of starved applications
> ------------------------------------------------------------------------------------
>
>                 Key: YARN-5605
>                 URL: https://issues.apache.org/jira/browse/YARN-5605
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>          Components: fairscheduler
>            Reporter: Karthik Kambatla
>            Assignee: Karthik Kambatla
>         Attachments: yarn-5605-1.patch
>
>
> Required items:
> # Identify starved applications
> # Identify a node that has enough containers from applications over their fairshare.
> # Preempt those containers



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