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Sandy Ryza commented on YARN-944: --------------------------------- I'm facing this as well. The error I'm getting on the AM side is {code} 2013-07-23 10:58:33,426 ERROR [main] org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator: Exception while registering org.apache.hadoop.security.AccessControlException: SIMPLE authentication is not enabled. Available:[TOKEN] at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27) at java.lang.reflect.Constructor.newInstance(Constructor.java:513) at org.apache.hadoop.yarn.ipc.RPCUtil.instantiateException(RPCUtil.java:53) at org.apache.hadoop.yarn.ipc.RPCUtil.unwrapAndThrowException(RPCUtil.java:104) at org.apache.hadoop.yarn.api.impl.pb.client.ApplicationMasterProtocolPBClientImpl.registerApplicationMaster(ApplicationMasterProtocolPBClientImpl.java:109) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:175) at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:94) at $Proxy29.registerApplicationMaster(Unknown Source) at org.apache.hadoop.mapreduce.v2.app.rm.RMCommunicator.register(RMCommunicator.java:147) at org.apache.hadoop.mapreduce.v2.app.rm.RMCommunicator.serviceStart(RMCommunicator.java:107) at org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator.serviceStart(RMContainerAllocator.java:213) at org.apache.hadoop.service.AbstractService.start(AbstractService.java:193) at org.apache.hadoop.mapreduce.v2.app.MRAppMaster$ContainerAllocatorRouter.serviceStart(MRAppMaster.java:789) at org.apache.hadoop.service.AbstractService.start(AbstractService.java:193) at org.apache.hadoop.service.CompositeService.serviceStart(CompositeService.java:101) at org.apache.hadoop.mapreduce.v2.app.MRAppMaster.serviceStart(MRAppMaster.java:1019) at org.apache.hadoop.service.AbstractService.start(AbstractService.java:193) at org.apache.hadoop.mapreduce.v2.app.MRAppMaster$1.run(MRAppMaster.java:1401) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:396) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1493) at org.apache.hadoop.mapreduce.v2.app.MRAppMaster.initAndStartAppMaster(MRAppMaster.java:1397) at org.apache.hadoop.mapreduce.v2.app.MRAppMaster.main(MRAppMaster.java:1330) Caused by: org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.security.AccessControlException): SIMPLE authentication is not enabled. Available:[TOKEN] at org.apache.hadoop.ipc.Client.call(Client.java:1428) at org.apache.hadoop.ipc.Client.call(Client.java:1381) at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:206) at $Proxy28.registerApplicationMaster(Unknown Source) at org.apache.hadoop.yarn.api.impl.pb.client.ApplicationMasterProtocolPBClientImpl.registerApplicationMaster(ApplicationMasterProtocolPBClientImpl.java:106) ... 22 more {code} Haven't looked into this deeply, but it seems like this is caused by YARN-701? > App failed with container launch failed even though container started > --------------------------------------------------------------------- > > Key: YARN-944 > URL: https://issues.apache.org/jira/browse/YARN-944 > Project: Hadoop YARN > Issue Type: Bug > Affects Versions: 2.1.0-beta > Reporter: Bikas Saha > Assignee: Omkar Vinit Joshi > Attachments: nm.log, rm.log, yarn-site.xml > > > The container is the AM container. It started and the AM failed during RM > registration. The error message presented was about container launch failing. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira