[YARN-9803] NPE while accessing Scheduler UI

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Duplicate
• Affects Version/s: 3.1.1
• Assignee: Xie YiFan
• Reporter: Xie YiFan
• Created: 30/Aug/19 03:03
• Updated: 30/Aug/19 03:39
• Resolved: 30/Aug/19 03:39

Description

The same with what described in YARN-4624

Scenario:
=======

if not configure all queue's capacity to nodelabel even the value is 0, start cluster and access capacityscheduler page.

Caused by: java.lang.NullPointerException
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:108)
at org.apache.hadoop.yarn.server.resourcemanager.webapp.CapacitySchedulerPage$LeafQueueInfoBlock.render(CapacitySchedulerPage.java:97)
at org.apache.hadoop.yarn.webapp.view.HtmlBlock.render(HtmlBlock.java:69)
at org.apache.hadoop.yarn.webapp.view.HtmlBlock.renderPartial(HtmlBlock.java:79)
at org.apache.hadoop.yarn.webapp.View.render(View.java:243)
at org.apache.hadoop.yarn.webapp.view.HtmlBlock$Block.subView(HtmlBlock.java:43)
at org.apache.hadoop.yarn.webapp.hamlet2.HamletImpl$EImp._v(HamletImpl.java:117)
at org.apache.hadoop.yarn.webapp.hamlet2.Hamlet$LI.__(Hamlet.java:7709)
at org.apache.hadoop.yarn.server.resourcemanager.webapp.CapacitySchedulerPage$QueueBlock.render(CapacitySchedulerPage.java:342)
at org.apache.hadoop.yarn.webapp.view.HtmlBlock.render(HtmlBlock.java:69)
at org.apache.hadoop.yarn.webapp.view.HtmlBlock.renderPartial(HtmlBlock.java:79)
at org.apache.hadoop.yarn.webapp.View.render(View.java:243)
at org.apache.hadoop.yarn.webapp.view.HtmlBlock$Block.subView(HtmlBlock.java:43)
at org.apache.hadoop.yarn.webapp.hamlet2.HamletImpl$EImp._v(HamletImpl.java:117)
at org.apache.hadoop.yarn.webapp.hamlet2.Hamlet$LI.__(Hamlet.java:7709)
at org.apache.hadoop.yarn.server.resourcemanager.webapp.CapacitySchedulerPage$QueuesBlock.render(CapacitySchedulerPage.java:513)
at org.apache.hadoop.yarn.webapp.view.HtmlBlock.render(HtmlBlock.java:69)
at org.apache.hadoop.yarn.webapp.view.HtmlBlock.renderPartial(HtmlBlock.java:79)
at org.apache.hadoop.yarn.webapp.View.render(View.java:243)
at org.apache.hadoop.yarn.webapp.view.HtmlPage$Page.subView(HtmlPage.java:49)
at org.apache.hadoop.yarn.webapp.hamlet2.HamletImpl$EImp._v(HamletImpl.java:117)
at org.apache.hadoop.yarn.webapp.hamlet2.Hamlet$TD.__(Hamlet.java:848)
at org.apache.hadoop.yarn.webapp.view.TwoColumnLayout.render(TwoColumnLayout.java:71)
at org.apache.hadoop.yarn.webapp.view.HtmlPage.render(HtmlPage.java:82)
at org.apache.hadoop.yarn.webapp.Controller.render(Controller.java:216)
at org.apache.hadoop.yarn.server.resourcemanager.webapp.RmController.scheduler(RmController.java:86)
 

Issue Links

• duplicates: YARN-9685 NPE when rendering the info table of leaf queue in non-accessible partitions