[jira] [Commented] (YARN-2309) NPE during RM-Restart test scenario
[ https://issues.apache.org/jira/browse/YARN-2309?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14067928#comment-14067928 ] Tsuyoshi OZAWA commented on YARN-2309: -- [~nishan], thank you for reporting. The patch to fix the problem is available on YARN-1919. Any feedbacks are welcome :-) > NPE during RM-Restart test scenario > --- > > Key: YARN-2309 > URL: https://issues.apache.org/jira/browse/YARN-2309 > Project: Hadoop YARN > Issue Type: Bug > Components: resourcemanager >Affects Versions: 2.4.0 >Reporter: Nishan Shetty >Priority: Minor > > During RMRestart test scenarios, we met with below exception. > A point to note here is, Zookeeper also was not stable during this testing, > we could see many Zookeeper exception before getting this NPE > {code} > 2014-07-10 10:49:46,817 WARN org.apache.hadoop.service.AbstractService: When > stopping the service > org.apache.hadoop.yarn.server.resourcemanager.EmbeddedElectorService : > java.lang.NullPointerException > java.lang.NullPointerException > at > org.apache.hadoop.yarn.server.resourcemanager.EmbeddedElectorService.serviceStop(EmbeddedElectorService.java:108) > at > org.apache.hadoop.service.AbstractService.stop(AbstractService.java:221) > at > org.apache.hadoop.service.ServiceOperations.stop(ServiceOperations.java:52) > at > org.apache.hadoop.service.ServiceOperations.stopQuietly(ServiceOperations.java:80) > at > org.apache.hadoop.service.AbstractService.init(AbstractService.java:171) > at > org.apache.hadoop.service.CompositeService.serviceInit(CompositeService.java:107) > at > org.apache.hadoop.yarn.server.resourcemanager.AdminService.serviceInit(AdminService.java:125) > at > org.apache.hadoop.service.AbstractService.init(AbstractService.java:163) > at > org.apache.hadoop.service.CompositeService.serviceInit(CompositeService.java:107) > at > org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.serviceInit(ResourceManager.java:232) > at > org.apache.hadoop.service.AbstractService.init(AbstractService.java:163) > at > org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.main(ResourceManager.java:1039) > {code} > Zookeeper Exception > {code} > 2014-07-10 10:49:46,816 INFO org.apache.hadoop.service.AbstractService: > Service org.apache.hadoop.yarn.server.resourcemanager.EmbeddedElectorService > failed in state INITED; cause: > org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode > = ConnectionLoss > org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode > = ConnectionLoss > at org.apache.zookeeper.KeeperException.create(KeeperException.java:99) > at > org.apache.hadoop.ha.ActiveStandbyElector$WatcherWithClientRef.waitForZKConnectionEvent(ActiveStandbyElector.java:1046) > at > org.apache.hadoop.ha.ActiveStandbyElector$WatcherWithClientRef.access$400(ActiveStandbyElector.java:1017) > at > org.apache.hadoop.ha.ActiveStandbyElector.getNewZooKeeper(ActiveStandbyElector.java:632) > at > org.apache.hadoop.ha.ActiveStandbyElector.createConnection(ActiveStandbyElector.java:766) > {code} -- This message was sent by Atlassian JIRA (v6.2#6252)
[jira] [Commented] (YARN-2309) NPE during RM-Restart test scenario
[ https://issues.apache.org/jira/browse/YARN-2309?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14067379#comment-14067379 ] Devaraj K commented on YARN-2309: - Dup of YARN-1919. > NPE during RM-Restart test scenario > --- > > Key: YARN-2309 > URL: https://issues.apache.org/jira/browse/YARN-2309 > Project: Hadoop YARN > Issue Type: Bug > Components: resourcemanager >Affects Versions: 2.4.0 >Reporter: Nishan Shetty >Priority: Minor > > During RMRestart test scenarios, we met with below exception. > A point to note here is, Zookeeper also was not stable during this testing, > we could see many Zookeeper exception before getting this NPE > {code} > 2014-07-10 10:49:46,817 WARN org.apache.hadoop.service.AbstractService: When > stopping the service > org.apache.hadoop.yarn.server.resourcemanager.EmbeddedElectorService : > java.lang.NullPointerException > java.lang.NullPointerException > at > org.apache.hadoop.yarn.server.resourcemanager.EmbeddedElectorService.serviceStop(EmbeddedElectorService.java:108) > at > org.apache.hadoop.service.AbstractService.stop(AbstractService.java:221) > at > org.apache.hadoop.service.ServiceOperations.stop(ServiceOperations.java:52) > at > org.apache.hadoop.service.ServiceOperations.stopQuietly(ServiceOperations.java:80) > at > org.apache.hadoop.service.AbstractService.init(AbstractService.java:171) > at > org.apache.hadoop.service.CompositeService.serviceInit(CompositeService.java:107) > at > org.apache.hadoop.yarn.server.resourcemanager.AdminService.serviceInit(AdminService.java:125) > at > org.apache.hadoop.service.AbstractService.init(AbstractService.java:163) > at > org.apache.hadoop.service.CompositeService.serviceInit(CompositeService.java:107) > at > org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.serviceInit(ResourceManager.java:232) > at > org.apache.hadoop.service.AbstractService.init(AbstractService.java:163) > at > org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.main(ResourceManager.java:1039) > {code} > Zookeeper Exception > {code} > 2014-07-10 10:49:46,816 INFO org.apache.hadoop.service.AbstractService: > Service org.apache.hadoop.yarn.server.resourcemanager.EmbeddedElectorService > failed in state INITED; cause: > org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode > = ConnectionLoss > org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode > = ConnectionLoss > at org.apache.zookeeper.KeeperException.create(KeeperException.java:99) > at > org.apache.hadoop.ha.ActiveStandbyElector$WatcherWithClientRef.waitForZKConnectionEvent(ActiveStandbyElector.java:1046) > at > org.apache.hadoop.ha.ActiveStandbyElector$WatcherWithClientRef.access$400(ActiveStandbyElector.java:1017) > at > org.apache.hadoop.ha.ActiveStandbyElector.getNewZooKeeper(ActiveStandbyElector.java:632) > at > org.apache.hadoop.ha.ActiveStandbyElector.createConnection(ActiveStandbyElector.java:766) > {code} -- This message was sent by Atlassian JIRA (v6.2#6252)