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Hadoop QA commented on YARN-1374: --------------------------------- {color:green}+1 overall{color}. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12611209/yarn-1374-1.patch against trunk revision . {color:green}+1 @author{color}. The patch does not contain any @author tags. {color:green}+1 tests included{color}. The patch appears to include 1 new or modified test files. {color:green}+1 javac{color}. The applied patch does not increase the total number of javac compiler warnings. {color:green}+1 javadoc{color}. The javadoc tool did not generate any warning messages. {color:green}+1 eclipse:eclipse{color}. The patch built with eclipse:eclipse. {color:green}+1 findbugs{color}. The patch does not introduce any new Findbugs (version 1.3.9) warnings. {color:green}+1 release audit{color}. The applied patch does not increase the total number of release audit warnings. {color:green}+1 core tests{color}. The patch passed unit tests in hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager. {color:green}+1 contrib tests{color}. The patch passed contrib unit tests. Test results: https://builds.apache.org/job/PreCommit-YARN-Build/2323//testReport/ Console output: https://builds.apache.org/job/PreCommit-YARN-Build/2323//console This message is automatically generated. > Resource Manager fails to start due to ConcurrentModificationException > ---------------------------------------------------------------------- > > Key: YARN-1374 > URL: https://issues.apache.org/jira/browse/YARN-1374 > Project: Hadoop YARN > Issue Type: Bug > Components: resourcemanager > Affects Versions: 2.3.0 > Reporter: Devaraj K > Assignee: Karthik Kambatla > Priority: Blocker > Attachments: yarn-1374-1.patch, yarn-1374-1.patch > > > Resource Manager is failing to start with the below > ConcurrentModificationException. > {code:xml} > 2013-10-30 20:22:42,371 INFO org.apache.hadoop.util.HostsFileReader: > Refreshing hosts (include/exclude) list > 2013-10-30 20:22:42,376 INFO org.apache.hadoop.service.AbstractService: > Service ResourceManager failed in state INITED; cause: > java.util.ConcurrentModificationException > java.util.ConcurrentModificationException > at > java.util.AbstractList$Itr.checkForComodification(AbstractList.java:372) > at java.util.AbstractList$Itr.next(AbstractList.java:343) > at > java.util.Collections$UnmodifiableCollection$1.next(Collections.java:1010) > at > org.apache.hadoop.service.CompositeService.serviceInit(CompositeService.java:107) > at > org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.serviceInit(ResourceManager.java:187) > at > org.apache.hadoop.service.AbstractService.init(AbstractService.java:163) > at > org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.main(ResourceManager.java:944) > 2013-10-30 20:22:42,378 INFO > org.apache.hadoop.yarn.server.resourcemanager.RMHAProtocolService: > Transitioning to standby > 2013-10-30 20:22:42,378 INFO > org.apache.hadoop.yarn.server.resourcemanager.RMHAProtocolService: > Transitioned to standby > 2013-10-30 20:22:42,378 FATAL > org.apache.hadoop.yarn.server.resourcemanager.ResourceManager: Error starting > ResourceManager > java.util.ConcurrentModificationException > at > java.util.AbstractList$Itr.checkForComodification(AbstractList.java:372) > at java.util.AbstractList$Itr.next(AbstractList.java:343) > at > java.util.Collections$UnmodifiableCollection$1.next(Collections.java:1010) > at > org.apache.hadoop.service.CompositeService.serviceInit(CompositeService.java:107) > at > org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.serviceInit(ResourceManager.java:187) > at > org.apache.hadoop.service.AbstractService.init(AbstractService.java:163) > at > org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.main(ResourceManager.java:944) > 2013-10-30 20:22:42,379 INFO > org.apache.hadoop.yarn.server.resourcemanager.ResourceManager: SHUTDOWN_MSG: > /************************************************************ > SHUTDOWN_MSG: Shutting down ResourceManager at HOST-10-18-40-24/10.18.40.24 > ************************************************************/ > {code} -- This message was sent by Atlassian JIRA (v6.1#6144)