[ 
https://issues.apache.org/jira/browse/YARN-2395?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14116039#comment-14116039
 ] 

Hadoop QA commented on YARN-2395:
---------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest 
attachment 
  http://issues.apache.org/jira/secure/attachment/12665475/YARN-2395-5.patch
  against trunk revision 9ad413b.

    {color:green}+1 @author{color}.  The patch does not contain any @author 
tags.

    {color:green}+1 tests included{color}.  The patch appears to include 3 new 
or modified test files.

    {color:red}-1 javac{color:red}.  The patch appears to cause the build to 
fail.

Console output: https://builds.apache.org/job/PreCommit-YARN-Build/4779//console

This message is automatically generated.

> FairScheduler: Preemption timeout should be configurable per queue
> ------------------------------------------------------------------
>
>                 Key: YARN-2395
>                 URL: https://issues.apache.org/jira/browse/YARN-2395
>             Project: Hadoop YARN
>          Issue Type: New Feature
>          Components: fairscheduler
>            Reporter: Ashwin Shankar
>            Assignee: Wei Yan
>         Attachments: YARN-2395-1.patch, YARN-2395-2.patch, YARN-2395-3.patch, 
> YARN-2395-3.patch, YARN-2395-4.patch, YARN-2395-5.patch, YARN-2395-5.patch
>
>
> Currently in fair scheduler, the preemption logic considers fair share 
> starvation only at leaf queue level. This jira is created to implement it at 
> the parent queue as well.
> It involves :
> 1. Making "check for fair share starvation" and "amount of resource to 
> preempt"  recursive such that they traverse the queue hierarchy from root to 
> leaf.
> 2. Currently fairSharePreemptionTimeout is a global config. We could make it 
> configurable on a per queue basis,so that we can specify different timeouts 
> for parent queues.



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