[ https://issues.apache.org/jira/browse/YARN-3145?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Tsuyoshi OZAWA updated YARN-3145: --------------------------------- Attachment: YARN-3145.001.patch The synchronization of childQueues looks not enough. Attaching a first patch. > ConcurrentModificationException on CapacityScheduler > ParentQueue#getQueueUserAclInfo > ------------------------------------------------------------------------------------ > > Key: YARN-3145 > URL: https://issues.apache.org/jira/browse/YARN-3145 > Project: Hadoop YARN > Issue Type: Bug > Reporter: Jian He > Assignee: Rohith > Attachments: YARN-3145.001.patch > > > {code} > ava.util.ConcurrentModificationException(java.util.ConcurrentModificationException > at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1115) > at java.util.TreeMap$KeyIterator.next(TreeMap.java:1169) > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.ParentQueue.getQueueUserAclInfo(ParentQueue.java:347) > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.ParentQueue.getQueueUserAclInfo(ParentQueue.java:348) > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.getQueueUserAclInfo(CapacityScheduler.java:850) > at > org.apache.hadoop.yarn.server.resourcemanager.ClientRMService.getQueueUserAcls(ClientRMService.java:844) > at > org.apache.hadoop.yarn.api.impl.pb.service.ApplicationClientProtocolPBServiceImpl.getQueueUserAcls(ApplicationClientProtocolPBServiceImpl.java:250) > at > org.apache.hadoop.yarn.proto.ApplicationClientProtocol$ApplicationClientProtocolService$2.callBlockingMethod(ApplicationClientProtocol.java:335) > {code} -- This message was sent by Atlassian JIRA (v6.3.4#6332)