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https://issues.apache.org/jira/browse/YARN-8470?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wilfred Spiegelenburg resolved YARN-8470.
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Assignee: Wilfred Spiegelenburg (was: Szilard Nemeth)
Resolution: Duplicate
> Fair scheduler exception with SLS
> ---------------------------------
>
> Key: YARN-8470
> URL: https://issues.apache.org/jira/browse/YARN-8470
> Project: Hadoop YARN
> Issue Type: Bug
> Reporter: Miklos Szegedi
> Assignee: Wilfred Spiegelenburg
> Priority: Major
>
> I ran into the following exception with sls:
> 2018-06-26 13:34:04,358 ERROR resourcemanager.ResourceManager: Received
> RMFatalEvent of type CRITICAL_THREAD_CRASH, caused by a critical thread,
> FSPreemptionThread, that exited unexpectedly: java.lang.NullPointerException
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FSPreemptionThread.identifyContainersToPreemptOnNode(FSPreemptionThread.java:207)
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FSPreemptionThread.identifyContainersToPreemptForOneContainer(FSPreemptionThread.java:161)
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FSPreemptionThread.identifyContainersToPreempt(FSPreemptionThread.java:121)
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FSPreemptionThread.run(FSPreemptionThread.java:81)
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