Wilfred Spiegelenburg created YARN-3742:
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Summary: YARN RM will shut down if ZKClient creation times out
Key: YARN-3742
URL: https://issues.apache.org/jira/browse/YARN-3742
Project: Hadoop YARN
Issue Type: Bug
Components: resourcemanager
Affects Versions: 2.7.0
Reporter: Wilfred Spiegelenburg
The RM goes down showing the following stacktrace if the ZK client connection
fails to be created. We should not exit but transition to StandBy and stop
doing things and let the other RM take over.
{code}
2015-04-19 01:22:20,513 FATAL
org.apache.hadoop.yarn.server.resourcemanager.ResourceManager: Received a
org.apache.hadoop.yarn.server.resourcemanager.RMFatalEvent of type
STATE_STORE_OP_FAILED. Cause:
java.io.IOException: Wait for ZKClient creation timed out
at
org.apache.hadoop.yarn.server.resourcemanager.recovery.ZKRMStateStore$ZKAction.runWithCheck(ZKRMStateStore.java:1066)
at
org.apache.hadoop.yarn.server.resourcemanager.recovery.ZKRMStateStore$ZKAction.runWithRetries(ZKRMStateStore.java:1090)
at
org.apache.hadoop.yarn.server.resourcemanager.recovery.ZKRMStateStore.existsWithRetries(ZKRMStateStore.java:996)
at
org.apache.hadoop.yarn.server.resourcemanager.recovery.ZKRMStateStore.updateApplicationStateInternal(ZKRMStateStore.java:643)
at
org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStore$UpdateAppTransition.transition(RMStateStore.java:162)
at
org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStore$UpdateAppTransition.transition(RMStateStore.java:147)
at
org.apache.hadoop.yarn.state.StateMachineFactory$SingleInternalArc.doTransition(StateMachineFactory.java:362)
at
org.apache.hadoop.yarn.state.StateMachineFactory.doTransition(StateMachineFactory.java:302)
at
org.apache.hadoop.yarn.state.StateMachineFactory.access$300(StateMachineFactory.java:46)
at
org.apache.hadoop.yarn.state.StateMachineFactory$InternalStateMachine.doTransition(StateMachineFactory.java:448)
at
org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStore.handleStoreEvent(RMStateStore.java:806)
at
org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStore$ForwardingEventHandler.handle(RMStateStore.java:879)
at
org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStore$ForwardingEventHandler.handle(RMStateStore.java:874)
at
org.apache.hadoop.yarn.event.AsyncDispatcher.dispatch(AsyncDispatcher.java:173)
at
org.apache.hadoop.yarn.event.AsyncDispatcher$1.run(AsyncDispatcher.java:106)
at java.lang.Thread.run(Thread.java:745)
{code}
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