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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