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https://issues.apache.org/jira/browse/YARN-2395?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14116385#comment-14116385
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Hudson commented on YARN-2395:
------------------------------

FAILURE: Integrated in Hadoop-Hdfs-trunk #1855 (See 
[https://builds.apache.org/job/Hadoop-Hdfs-trunk/1855/])
YARN-2395. FairScheduler: Preemption timeout should be configurable per queue. 
(Wei Yan via kasha) (kasha: rev 0f34e6f3873aee0f4932740ca790c6dd2a13b5d9)
* 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/AllocationConfiguration.java
* 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/AllocationFileLoaderService.java
* 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/FSQueue.java
* 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/FSParentQueue.java
* 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/apt/FairScheduler.apt.vm
* 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/TestAllocationFileLoaderService.java
* 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/FairScheduler.java
* 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/TestFairScheduler.java
* hadoop-yarn-project/CHANGES.txt
* 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/QueueManager.java


> 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
>             Fix For: 2.6.0
>
>         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, 
> 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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