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From "Jonathan Eagles (JIRA)" <j...@apache.org>
Subject [jira] [Created] (TEZ-3834) TaskSchedulerManager NullPointerException during shutdown when failed to start
Date Thu, 14 Sep 2017 20:32:00 GMT
Jonathan Eagles created TEZ-3834:
------------------------------------

             Summary: TaskSchedulerManager NullPointerException during shutdown when failed
to start
                 Key: TEZ-3834
                 URL: https://issues.apache.org/jira/browse/TEZ-3834
             Project: Apache Tez
          Issue Type: Bug
            Reporter: Jonathan Eagles
            Assignee: Jonathan Eagles


{noformat:title=NPE 1}
2017-09-14 12:16:48,259 [ERROR] [main] |rm.TaskSchedulerManager|: Failed to do a clean initiateStop
for Scheduler: [0:TezYarn]
java.lang.NullPointerException
	at org.apache.tez.dag.app.rm.TaskSchedulerManager.initiateStop(TaskSchedulerManager.java:696)
	at org.apache.tez.dag.app.DAGAppMaster.initiateStop(DAGAppMaster.java:2223)
	at org.apache.tez.dag.app.DAGAppMaster.serviceStop(DAGAppMaster.java:2239)
	at org.apache.hadoop.service.AbstractService.stop(AbstractService.java:221)
	at org.apache.hadoop.service.ServiceOperations.stop(ServiceOperations.java:52)
	at org.apache.hadoop.service.ServiceOperations.stopQuietly(ServiceOperations.java:80)
	at org.apache.hadoop.service.AbstractService.start(AbstractService.java:203)
	at org.apache.tez.dag.app.DAGAppMaster$9.run(DAGAppMaster.java:2707)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:422)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1936)
	at org.apache.tez.dag.app.DAGAppMaster.initAndStartAppMaster(DAGAppMaster.java:2703)
	at org.apache.tez.dag.app.DAGAppMaster.main(DAGAppMaster.java:2508)
{noformat}
{noformat:title=NPE 2}
2017-09-14 12:16:48,610 [ERROR] [main] |rm.TaskSchedulerManager|: Error in TaskScheduler when
checking if a scheduler has unregistered, scheduler=[0:TezYarn]
java.lang.NullPointerException
	at org.apache.tez.dag.app.rm.TaskSchedulerManager.hasUnregistered(TaskSchedulerManager.java:998)
	at org.apache.tez.dag.app.DAGAppMaster.serviceStop(DAGAppMaster.java:2252)
	at org.apache.hadoop.service.AbstractService.stop(AbstractService.java:221)
	at org.apache.hadoop.service.ServiceOperations.stop(ServiceOperations.java:52)
	at org.apache.hadoop.service.ServiceOperations.stopQuietly(ServiceOperations.java:80)
	at org.apache.hadoop.service.AbstractService.start(AbstractService.java:203)
	at org.apache.tez.dag.app.DAGAppMaster$9.run(DAGAppMaster.java:2707)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:422)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1936)
	at org.apache.tez.dag.app.DAGAppMaster.initAndStartAppMaster(DAGAppMaster.java:2703)
	at org.apache.tez.dag.app.DAGAppMaster.main(DAGAppMaster.java:2508)
{noformat}



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