Tarun Parimi created YARN-9928:
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Summary: ATSv2 can make NM go down with a FATAL error while it is
resyncing with RM
Key: YARN-9928
URL: https://issues.apache.org/jira/browse/YARN-9928
Project: Hadoop YARN
Issue Type: Bug
Reporter: Tarun Parimi
Assignee: Tarun Parimi
Encountered the below FATAL error in the NodeManager which was under heavy load
and was also resyncing with RM at the same. This caused the NM to go down.
{code:java}
2019-09-18 11:22:44,899 FATAL event.AsyncDispatcher
(AsyncDispatcher.java:dispatch(203)) - Error in dispatcher thread
java.lang.NullPointerException
at
org.apache.hadoop.yarn.server.nodemanager.timelineservice.NMTimelinePublisher.publishContainerCreatedEvent(NMTimelinePublisher.java:216)
at
org.apache.hadoop.yarn.server.nodemanager.timelineservice.NMTimelinePublisher.publishContainerEvent(NMTimelinePublisher.java:383)
at
org.apache.hadoop.yarn.server.nodemanager.containermanager.ContainerManagerImpl$ContainerEventDispatcher.handle(ContainerManagerImpl.java:1520)
at
org.apache.hadoop.yarn.server.nodemanager.containermanager.ContainerManagerImpl$ContainerEventDispatcher.handle(ContainerManagerImpl.java:1511)
at
org.apache.hadoop.yarn.event.AsyncDispatcher.dispatch(AsyncDispatcher.java:197)
at
org.apache.hadoop.yarn.event.AsyncDispatcher$1.run(AsyncDispatcher.java:126)
at java.lang.Thread.run(Thread.java:748)
{code}
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