[
https://issues.apache.org/jira/browse/YARN-3762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14572861#comment-14572861
]
Hudson commented on YARN-3762:
------------------------------
SUCCESS: Integrated in Hadoop-Hdfs-trunk #2146 (See
[https://builds.apache.org/job/Hadoop-Hdfs-trunk/2146/])
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/FSParentQueue.java
*
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/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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