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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-3762) FairScheduler: CME on FSParentQueue#getQueueUserAclInfo
Date Wed, 03 Jun 2015 20:53:38 GMT

    [ https://issues.apache.org/jira/browse/YARN-3762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14571626#comment-14571626
] 

Hudson commented on YARN-3762:
------------------------------

FAILURE: Integrated in Hadoop-trunk-Commit #7955 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/7955/])
YARN-3762. FairScheduler: CME on FSParentQueue#getQueueUserAclInfo. (kasha) (kasha: rev edb9cd0f7aa1ecaf34afaa120e3d79583e0ec689)
* 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
* 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/CHANGES.txt


> FairScheduler: CME on FSParentQueue#getQueueUserAclInfo
> -------------------------------------------------------
>
>                 Key: YARN-3762
>                 URL: https://issues.apache.org/jira/browse/YARN-3762
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: fairscheduler
>    Affects Versions: 2.7.0
>            Reporter: Karthik Kambatla
>            Assignee: Karthik Kambatla
>            Priority: Critical
>             Fix For: 2.8.0
>
>         Attachments: yarn-3762-1.patch, yarn-3762-1.patch, yarn-3762-2.patch
>
>
> In our testing, we ran into the following ConcurrentModificationException:
> {noformat}
> halxg.cloudera.com:8042, nodeRackName/rackvb07, nodeNumContainers0
> 15/05/22 13:02:22 INFO distributedshell.Client: Queue info, queueName=root.testyarnpool3,
queueCurrentCapacity=0.0, queueMaxCapacity=-1.0, queueApplicationCount=0, queueChildQueueCount=0
> 15/05/22 13:02:22 FATAL distributedshell.Client: Error running Client
> java.util.ConcurrentModificationException: java.util.ConcurrentModificationException
> 	at java.util.ArrayList$Itr.checkForComodification(ArrayList.java:901)
> 	at java.util.ArrayList$Itr.next(ArrayList.java:851)
> 	at org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FSParentQueue.getQueueUserAclInfo(FSParentQueue.java:155)
> 	at org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler.getQueueUserAclInfo(FairScheduler.java:1395)
> 	at org.apache.hadoop.yarn.server.resourcemanager.ClientRMService.getQueueUserAcls(ClientRMService.java:880)
> {noformat}



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