JayceAu created YARN-6583:
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Summary: Hadoop-sls failed to start because of premature state of
RM
Key: YARN-6583
URL: https://issues.apache.org/jira/browse/YARN-6583
Project: Hadoop YARN
Issue Type: Bug
Components: scheduler-load-simulator
Affects Versions: 2.6.0
Reporter: JayceAu
During startup of SLS, after startRM() in SLSRunner.start(),
BaseContainerTokenSecretManager not yet generate its onw internal key or it's
not yet exposed to the other thread, then NM registration will fail because of
the following exception. Finally, the whole SLS process will crash.
{noformat}
Exception in thread "main" java.lang.NullPointerException
at
org.apache.hadoop.yarn.server.security.BaseContainerTokenSecretManager.getCurrentKey(BaseContainerTokenSecretManager.java:81)
at
org.apache.hadoop.yarn.server.resourcemanager.ResourceTrackerService.registerNodeManager(ResourceTrackerService.java:300)
at
org.apache.hadoop.yarn.sls.nodemanager.NMSimulator.init(NMSimulator.java:105)
at org.apache.hadoop.yarn.sls.SLSRunner.startNM(SLSRunner.java:202)
at org.apache.hadoop.yarn.sls.SLSRunner.start(SLSRunner.java:143)
at org.apache.hadoop.yarn.sls.SLSRunner.main(SLSRunner.java:528)
17/05/11 10:21:06 INFO resourcemanager.ResourceManager: Recovery started
17/05/11 10:21:06 INFO recovery.ZKRMStateStore: Watcher event type: None with
state:SyncConnected for path:null for Service
org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStore in state
org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStore: STARTED
{noformat}
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