[YARN-2219] AMs and NMs can get exceptions after recovery but before scheduler knowns apps and app-attempts

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.6.0
• Component/s: resourcemanager
• Target Version/s: 2.6.0
• Hadoop Flags: Reviewed
• Assignee: Jian He
• Reporter: Ashwin Shankar
• Created: 27/Jun/14 00:50
• Updated: 01/Dec/14 03:07
• Resolved: 17/Jul/14 03:57

Description

org.apache.hadoop.yarn.server.resourcemanager.TestWorkPreservingRMRestart
testAppReregisterOnRMWorkPreservingRestart[0](org.apache.hadoop.yarn.server.resourcemanager.TestWorkPreservingRMRestart)  Time elapsed: 4.335 sec  <<< ERROR!
java.lang.NullPointerException: null
	at org.apache.hadoop.yarn.server.resourcemanager.scheduler.AbstractYarnScheduler.getTransferredContainers(AbstractYarnScheduler.java:91)
	at org.apache.hadoop.yarn.server.resourcemanager.ApplicationMasterService.registerApplicationMaster(ApplicationMasterService.java:297)
	at org.apache.hadoop.yarn.server.resourcemanager.MockAM$1.run(MockAM.java:113)
	at org.apache.hadoop.yarn.server.resourcemanager.MockAM$1.run(MockAM.java:110)
	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:1626)
	at org.apache.hadoop.yarn.server.resourcemanager.MockAM.registerAppAttempt(MockAM.java:109)
	at org.apache.hadoop.yarn.server.resourcemanager.TestWorkPreservingRMRestart.testAppReregisterOnRMWorkPreservingRestart(TestWorkPreservingRMRestart.java:562)