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Sunil G commented on YARN-4624: ------------------------------- Offline synced with Naga and got the scenario: - Node labels are enabled in cluster - Also few labels are added to cluster from CLI. - But Queue-Label Mapping is *NOT* configured in capacity-scheduler.xml Since queue mapping is not configured, call flow is not happening like with/with out labels. Hence cause this problem. Nice catch, and good scenario! So As mentioned in above comments, we can have a null check in {{CapacitySchedulerPage}} and this can be resolved. I verified and its looking fine. > NPE in PartitionQueueCapacitiesInfo while accessing Schduler UI > --------------------------------------------------------------- > > Key: YARN-4624 > URL: https://issues.apache.org/jira/browse/YARN-4624 > Project: Hadoop YARN > Issue Type: Bug > Reporter: Brahma Reddy Battula > Assignee: Brahma Reddy Battula > Priority: Blocker > Attachments: YARN-4624.patch > > > {noformat} > java.lang.NullPointerException > at > org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.PartitionQueueCapacitiesInfo.getMaxAMLimitPercentage(PartitionQueueCapacitiesInfo.java:114) > at > org.apache.hadoop.yarn.server.resourcemanager.webapp.CapacitySchedulerPage$LeafQueueInfoBlock.renderQueueCapacityInfo(CapacitySchedulerPage.java:163) > at > org.apache.hadoop.yarn.server.resourcemanager.webapp.CapacitySchedulerPage$LeafQueueInfoBlock.renderLeafQueueInfoWithPartition(CapacitySchedulerPage.java:105) > at > org.apache.hadoop.yarn.server.resourcemanager.webapp.CapacitySchedulerPage$LeafQueueInfoBlock.render(CapacitySchedulerPage.java:94) > at > org.apache.hadoop.yarn.webapp.view.HtmlBlock.render(HtmlBlock.java:69) > at > org.apache.hadoop.yarn.webapp.view.HtmlBlock.renderPartial(HtmlBlock.java:79) > at org.apache.hadoop.yarn.webapp.View.render(View.java:235) > at > org.apache.hadoop.yarn.webapp.view.HtmlBlock$Block.subView(HtmlBlock.java:43) > at > org.apache.hadoop.yarn.webapp.hamlet.HamletImpl$EImp._v(HamletImpl.java:117) > at org.apache.hadoop.yarn.webapp.hamlet.Hamlet$LI._(Hamlet.java:7702) > at > org.apache.hadoop.yarn.server.resourcemanager.webapp.CapacitySchedulerPage$QueueBlock.render(CapacitySchedulerPage.java:293) > at > org.apache.hadoop.yarn.webapp.view.HtmlBlock.render(HtmlBlock.java:69) > at > org.apache.hadoop.yarn.webapp.view.HtmlBlock.renderPartial(HtmlBlock.java:79) > at org.apache.hadoop.yarn.webapp.View.render(View.java:235) > at > org.apache.hadoop.yarn.webapp.view.HtmlBlock$Block.subView(HtmlBlock.java:43) > at > org.apache.hadoop.yarn.webapp.hamlet.HamletImpl$EImp._v(HamletImpl.java:117) > at org.apache.hadoop.yarn.webapp.hamlet.Hamlet$LI._(Hamlet.java:7702) > at > org.apache.hadoop.yarn.server.resourcemanager.webapp.CapacitySchedulerPage$QueuesBlock.render(CapacitySchedulerPage.java:447) > 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) > {noformat} -- This message was sent by Atlassian JIRA (v6.3.4#6332)