[ https://issues.apache.org/jira/browse/YARN-6801?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Vrushali C updated YARN-6801: ----------------------------- Attachment: YARN-6801-YARN-5355.001.patch Attaching v001 > NPE in RM while setting collectors map in NodeHeartbeatResponse > --------------------------------------------------------------- > > Key: YARN-6801 > URL: https://issues.apache.org/jira/browse/YARN-6801 > Project: Hadoop YARN > Issue Type: Sub-task > Components: timelineserver > Affects Versions: YARN-5355, YARN-5355-branch-2 > Reporter: Vrushali C > Assignee: Vrushali C > Attachments: YARN-6801-YARN-5355.001.patch > > > Null Pointer Exception seen in > ResourceTrackerService#setAppCollectorsMapToResponse call > {code} > 2017-06-22 22:24:01,437 WARN org.apache.hadoop.ipc.Server: IPC Server handler > 49 on 8031, call > org.apache.hadoop.yarn.server.api.ResourceTrackerPB.nodeHeartbeat from > 10.35.172.116:44399 Call#3929 Retry#0 > java.lang.NullPointerException > at > org.apache.hadoop.yarn.server.resourcemanager.ResourceTrackerService.setAppCollectorsMapToResponse(ResourceTrackerService.java:467) > at > org.apache.hadoop.yarn.server.resourcemanager.ResourceTrackerService.nodeHeartbeat(ResourceTrackerService.java:447) > at > org.apache.hadoop.yarn.server.api.impl.pb.service.ResourceTrackerPBServiceImpl.nodeHeartbeat(ResourceTrackerPBServiceImpl.java:68) > at > org.apache.hadoop.yarn.proto.ResourceTracker$ResourceTrackerService$2.callBlockingMethod(ResourceTracker.java:81) > at > org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:619) > at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:962) > at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2084) > at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2080) > at java.security.AccessController.doPrivileged(Native Method) > at javax.security.auth.Subject.doAs(Subject.java:415) > at > org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1645) > at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2078) > {code} > It correlates to RM invoking setAppCollectorsMapToResponse and calling > {code} > AppCollectorData appCollectorData = > rmApps.get(appId).getCollectorData(); > {code} > If the app object is not present in the list of running app ids, then this > will throw NPE. > Filing jira to fix it. -- This message was sent by Atlassian JIRA (v6.4.14#64029) --------------------------------------------------------------------- To unsubscribe, e-mail: yarn-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: yarn-issues-h...@hadoop.apache.org