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Hudson commented on YARN-2821: ------------------------------ FAILURE: Integrated in Hadoop-Hdfs-trunk #2131 (See [https://builds.apache.org/job/Hadoop-Hdfs-trunk/2131/]) YARN-2821. Fixed a problem that DistributedShell AM may hang if restarted. Contributed by Varun Vasudev (jianhe: rev 7438966586f1896ab3e8b067d47a4af28a894106) * hadoop-yarn-project/CHANGES.txt * hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-distributedshell/src/main/java/org/apache/hadoop/yarn/applications/distributedshell/ApplicationMaster.java * hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-distributedshell/pom.xml * hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-distributedshell/src/test/java/org/apache/hadoop/yarn/applications/distributedshell/TestDSAppMaster.java > Distributed shell app master becomes unresponsive sometimes > ----------------------------------------------------------- > > Key: YARN-2821 > URL: https://issues.apache.org/jira/browse/YARN-2821 > Project: Hadoop YARN > Issue Type: Bug > Components: applications/distributed-shell > Affects Versions: 2.5.1 > Reporter: Varun Vasudev > Assignee: Varun Vasudev > Fix For: 2.8.0 > > Attachments: YARN-2821.002.patch, YARN-2821.003.patch, > YARN-2821.004.patch, YARN-2821.005.patch, apache-yarn-2821.0.patch, > apache-yarn-2821.1.patch > > > We've noticed that once in a while the distributed shell app master becomes > unresponsive and is eventually killed by the RM. snippet of the logs - > {noformat} > 14/11/04 18:21:37 INFO distributedshell.ApplicationMaster: > appattempt_1415123350094_0017_000001 received 0 previous attempts' running > containers on AM registration. > 14/11/04 18:21:37 INFO distributedshell.ApplicationMaster: Requested > container ask: Capability[<memory:10, vCores:1>]Priority[0] > 14/11/04 18:21:37 INFO distributedshell.ApplicationMaster: Requested > container ask: Capability[<memory:10, vCores:1>]Priority[0] > 14/11/04 18:21:37 INFO distributedshell.ApplicationMaster: Requested > container ask: Capability[<memory:10, vCores:1>]Priority[0] > 14/11/04 18:21:37 INFO distributedshell.ApplicationMaster: Requested > container ask: Capability[<memory:10, vCores:1>]Priority[0] > 14/11/04 18:21:37 INFO distributedshell.ApplicationMaster: Requested > container ask: Capability[<memory:10, vCores:1>]Priority[0] > 14/11/04 18:21:38 INFO impl.AMRMClientImpl: Received new token for : > onprem-tez2:45454 > 14/11/04 18:21:38 INFO distributedshell.ApplicationMaster: Got response from > RM for container ask, allocatedCnt=1 > 14/11/04 18:21:38 INFO distributedshell.ApplicationMaster: Launching shell > command on a new container., > containerId=container_1415123350094_0017_01_000002, > containerNode=onprem-tez2:45454, containerNodeURI=onprem-tez2:50060, > containerResourceMemory1024, containerResourceVirtualCores1 > 14/11/04 18:21:38 INFO distributedshell.ApplicationMaster: Setting up > container launch container for > containerid=container_1415123350094_0017_01_000002 > 14/11/04 18:21:39 INFO impl.NMClientAsyncImpl: Processing Event EventType: > START_CONTAINER for Container container_1415123350094_0017_01_000002 > 14/11/04 18:21:39 INFO impl.ContainerManagementProtocolProxy: Opening proxy : > onprem-tez2:45454 > 14/11/04 18:21:39 INFO impl.NMClientAsyncImpl: Processing Event EventType: > QUERY_CONTAINER for Container container_1415123350094_0017_01_000002 > 14/11/04 18:21:39 INFO impl.ContainerManagementProtocolProxy: Opening proxy : > onprem-tez2:45454 > 14/11/04 18:21:39 INFO impl.AMRMClientImpl: Received new token for : > onprem-tez3:45454 > 14/11/04 18:21:39 INFO impl.AMRMClientImpl: Received new token for : > onprem-tez4:45454 > 14/11/04 18:21:39 INFO distributedshell.ApplicationMaster: Got response from > RM for container ask, allocatedCnt=3 > 14/11/04 18:21:39 INFO distributedshell.ApplicationMaster: Launching shell > command on a new container., > containerId=container_1415123350094_0017_01_000003, > containerNode=onprem-tez2:45454, containerNodeURI=onprem-tez2:50060, > containerResourceMemory1024, containerResourceVirtualCores1 > 14/11/04 18:21:39 INFO distributedshell.ApplicationMaster: Launching shell > command on a new container., > containerId=container_1415123350094_0017_01_000004, > containerNode=onprem-tez3:45454, containerNodeURI=onprem-tez3:50060, > containerResourceMemory1024, containerResourceVirtualCores1 > 14/11/04 18:21:39 INFO distributedshell.ApplicationMaster: Launching shell > command on a new container., > containerId=container_1415123350094_0017_01_000005, > containerNode=onprem-tez4:45454, containerNodeURI=onprem-tez4:50060, > containerResourceMemory1024, containerResourceVirtualCores1 > 14/11/04 18:21:39 INFO distributedshell.ApplicationMaster: Setting up > container launch container for > containerid=container_1415123350094_0017_01_000003 > 14/11/04 18:21:39 INFO distributedshell.ApplicationMaster: Setting up > container launch container for > containerid=container_1415123350094_0017_01_000005 > 14/11/04 18:21:39 INFO distributedshell.ApplicationMaster: Setting up > container launch container for > containerid=container_1415123350094_0017_01_000004 > 14/11/04 18:21:39 INFO impl.NMClientAsyncImpl: Processing Event EventType: > START_CONTAINER for Container container_1415123350094_0017_01_000005 > 14/11/04 18:21:39 INFO impl.NMClientAsyncImpl: Processing Event EventType: > START_CONTAINER for Container container_1415123350094_0017_01_000003 > 14/11/04 18:21:39 INFO impl.ContainerManagementProtocolProxy: Opening proxy : > onprem-tez4:45454 > 14/11/04 18:21:39 INFO impl.ContainerManagementProtocolProxy: Opening proxy : > onprem-tez2:45454 > 14/11/04 18:21:39 INFO impl.NMClientAsyncImpl: Processing Event EventType: > START_CONTAINER for Container container_1415123350094_0017_01_000004 > 14/11/04 18:21:39 INFO impl.ContainerManagementProtocolProxy: Opening proxy : > onprem-tez3:45454 > 14/11/04 18:21:39 INFO impl.NMClientAsyncImpl: Processing Event EventType: > QUERY_CONTAINER for Container container_1415123350094_0017_01_000005 > 14/11/04 18:21:39 INFO impl.ContainerManagementProtocolProxy: Opening proxy : > onprem-tez4:45454 > 14/11/04 18:21:39 INFO impl.NMClientAsyncImpl: Processing Event EventType: > QUERY_CONTAINER for Container container_1415123350094_0017_01_000003 > 14/11/04 18:21:39 INFO impl.ContainerManagementProtocolProxy: Opening proxy : > onprem-tez2:45454 > 14/11/04 18:21:39 INFO impl.NMClientAsyncImpl: Processing Event EventType: > QUERY_CONTAINER for Container container_1415123350094_0017_01_000004 > 14/11/04 18:21:39 INFO impl.ContainerManagementProtocolProxy: Opening proxy : > onprem-tez3:45454 > 14/11/04 18:21:40 INFO distributedshell.ApplicationMaster: Got response from > RM for container ask, completedCnt=1 > 14/11/04 18:21:40 INFO distributedshell.ApplicationMaster: > appattempt_1415123350094_0017_000001 got container status for > containerID=container_1415123350094_0017_01_000002, state=COMPLETE, > exitStatus=0, diagnostics= > 14/11/04 18:21:40 INFO distributedshell.ApplicationMaster: Container > completed successfully., containerId=container_1415123350094_0017_01_000002 > 14/11/04 18:21:40 INFO distributedshell.ApplicationMaster: Got response from > RM for container ask, allocatedCnt=2 > 14/11/04 18:21:40 INFO distributedshell.ApplicationMaster: Launching shell > command on a new container., > containerId=container_1415123350094_0017_01_000006, > containerNode=onprem-tez2:45454, containerNodeURI=onprem-tez2:50060, > containerResourceMemory1024, containerResourceVirtualCores1 > 14/11/04 18:21:40 INFO distributedshell.ApplicationMaster: Launching shell > command on a new container., > containerId=container_1415123350094_0017_01_000007, > containerNode=onprem-tez3:45454, containerNodeURI=onprem-tez3:50060, > containerResourceMemory1024, containerResourceVirtualCores1 > 14/11/04 18:21:40 INFO distributedshell.ApplicationMaster: Setting up > container launch container for > containerid=container_1415123350094_0017_01_000007 > 14/11/04 18:21:40 INFO distributedshell.ApplicationMaster: Setting up > container launch container for > containerid=container_1415123350094_0017_01_000006 > 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