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Posted to yarn-issues@hadoop.apache.org by "Ying Zhang (JIRA)" <ji...@apache.org> on 2017/01/13 09:50:26 UTC
[jira] [Commented] (YARN-6092) Refreshing CapacityScheduler page
throws NPE
[ https://issues.apache.org/jira/browse/YARN-6092?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15821519#comment-15821519 ]
Ying Zhang commented on YARN-6092:
----------------------------------
Hi [~rohithsharma], I have encountered into the same issue, and found YARN-4109 and YARN-4624 helps. You might want to try out it.
> Refreshing CapacityScheduler page throws NPE
> --------------------------------------------
>
> Key: YARN-6092
> URL: https://issues.apache.org/jira/browse/YARN-6092
> Project: Hadoop YARN
> Issue Type: Bug
> Reporter: Rohith Sharma K S
>
> It is observe that RM CapacityScheduler page throw NPE in RM logs. Application was running and asking for new allocation.
> {noformat}
> Caused by: java.lang.NullPointerException
> at org.apache.hadoop.yarn.server.resourcemanager.webapp.CapacitySchedulerPage$HealthBlock.render(CapacitySchedulerPage.java:551)
> at org.apache.hadoop.yarn.webapp.view.HtmlBlock.render(HtmlBlock.java:69)
> at org.apache.hadoop.yarn.webapp.view.HtmlBlock.renderPartial(HtmlBlock.java:79)
> at org.apache.hadoop.yarn.webapp.View.render(View.java:235)
> at org.apache.hadoop.yarn.webapp.view.HtmlBlock$Block.subView(HtmlBlock.java:43)
> at org.apache.hadoop.yarn.webapp.hamlet.Hamlet._(Hamlet.java:30354)
> at org.apache.hadoop.yarn.server.resourcemanager.webapp.CapacitySchedulerPage$QueuesBlock.render(CapacitySchedulerPage.java:471)
> {noformat}
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