[YARN-4452] NPE when submit Unmanaged application

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 2.7.1, 2.6.2
• Fix Version/s: 2.8.0, 2.7.3, 2.6.4, 3.0.0-alpha1
• Target Version/s: 2.7.3, 2.6.4
• Hadoop Flags: Reviewed
• Assignee: Naganarasimha G R
• Reporter: Naganarasimha G R
• Created: 14/Dec/15 11:32
• Updated: 25/Oct/19 20:26
• Resolved: 17/Dec/15 14:12

Description

As reported in the forum by Wen Lin ([e-mail])

[gpadmin@master simple-yarn-app]$ hadoop jar
~/hadoop/singlecluster/hadoop/share/hadoop/yarn/hadoop-yarn-applications-unmanaged-am-launcher-2.6.0.3.0.0.0-120.jar
Client --classpath ./target/simple-yarn-app-1.1.0.jar -cmd "java
com.hortonworks.simpleyarnapp.ApplicationMaster /bin/date 2"

error is coming as

org.apache.hadoop.yarn.server.resourcemanager.ResourceManager: Error in handling event type REGISTERED for applicationAttempt
application_1450079798629_0001
664 java.lang.NullPointerException
665     at
org.apache.hadoop.yarn.server.resourcemanager.metrics.SystemMetricsPublisher.appAttemptRegistered(SystemMetricsPublisher.java:143)
666     at
org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.RMAppAttemptImpl$AMRegisteredTransition.transition(RMAppAttemptImpl.java:1365)
667     at
org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.RMAppAttemptImpl$AMRegisteredTransition.transition(RMAppAttemptImpl.java:1341)
668     at
org.apache.hadoop.yarn.state.StateMachineFactory$SingleInternalArc.doTransition(StateMachineFactory.java:362)

Issue Links

• breaks: YARN-4623 TestSystemMetricsPublisher#testPublishAppAttemptMetricsForUnmanagedAM fails with NPE
• is broken by: YARN-4422 Generic AHS sometimes doesn't show started, node, or logs on App page
• is related to: YARN-2559 ResourceManager sometime become un-responsive due to NPE in SystemMetricsPublisher