Details
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Bug
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Status: Resolved
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Critical
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Resolution: Fixed
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2.7.0
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None
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Reviewed
Description
In our testing, we ran into the following ConcurrentModificationException:
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)