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From "Jonathan Hung (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-7427) NullPointerException in ResourceInfo when queue has not used label
Date Fri, 03 Nov 2017 17:30:01 GMT

    [ https://issues.apache.org/jira/browse/YARN-7427?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16238044#comment-16238044
] 

Jonathan Hung commented on YARN-7427:
-------------------------------------

Thanks [~sunilg], that's true, seems it can also be removed from the setters. Attached 002
patch for this.

> NullPointerException in ResourceInfo when queue has not used label
> ------------------------------------------------------------------
>
>                 Key: YARN-7427
>                 URL: https://issues.apache.org/jira/browse/YARN-7427
>             Project: Hadoop YARN
>          Issue Type: Bug
>            Reporter: Jonathan Hung
>            Assignee: Jonathan Hung
>            Priority: Major
>         Attachments: YARN-7427.001.patch, YARN-7427.002.patch
>
>
> {noformat}Caused by: java.lang.NullPointerException
>         at org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.ResourceInfo.toString(ResourceInfo.java:65)
>         at org.apache.hadoop.yarn.server.resourcemanager.webapp.CapacitySchedulerPage$LeafQueueInfoBlock.renderQueueCapacityInfo(CapacitySchedulerPage.java:164)
>         at org.apache.hadoop.yarn.server.resourcemanager.webapp.CapacitySchedulerPage$LeafQueueInfoBlock.renderLeafQueueInfoWithPartition(CapacitySchedulerPage.java:107)
>         at org.apache.hadoop.yarn.server.resourcemanager.webapp.CapacitySchedulerPage$LeafQueueInfoBlock.render(CapacitySchedulerPage.java:96)
>         at org.apache.hadoop.yarn.webapp.view.HtmlBlock.render(HtmlBlock.java:69)
>         at org.apache.hadoop.yarn.webapp.view.HtmlBlock.renderPartial(HtmlBlock.java:79)
>         at org.apache.hadoop.yarn.webapp.View.render(View.java:235)
>         at org.apache.hadoop.yarn.webapp.view.HtmlBlock$Block.subView(HtmlBlock.java:43)
>         at org.apache.hadoop.yarn.webapp.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$QueueBlock.render(CapacitySchedulerPage.java:301)
>         at org.apache.hadoop.yarn.webapp.view.HtmlBlock.render(HtmlBlock.java:69)
>         at org.apache.hadoop.yarn.webapp.view.HtmlBlock.renderPartial(HtmlBlock.java:79)
>         at org.apache.hadoop.yarn.webapp.View.render(View.java:235)
>         at org.apache.hadoop.yarn.webapp.view.HtmlBlock$Block.subView(HtmlBlock.java:43)
>         at org.apache.hadoop.yarn.webapp.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$QueuesBlock.render(CapacitySchedulerPage.java:470)
>         at org.apache.hadoop.yarn.webapp.view.HtmlBlock.render(HtmlBlock.java:69)
>         at org.apache.hadoop.yarn.webapp.view.HtmlBlock.renderPartial(HtmlBlock.java:79)
>         at org.apache.hadoop.yarn.webapp.View.render(View.java:235)
>         at org.apache.hadoop.yarn.webapp.view.HtmlPage$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:212)
>         at org.apache.hadoop.yarn.server.resourcemanager.webapp.RmController.scheduler(RmController.java:86)
>         ... 56 more{noformat}
> For example, configure: {noformat}  <property>
>     <name>yarn.scheduler.capacity.root.queues</name>
>     <value>default,a</value>
>   </property>
>   <property>
>     <name>yarn.scheduler.capacity.root.accessible-node-labels</name>
>     <value>x</value>
>   </property>
>   <property>
>     <name>yarn.scheduler.capacity.root.default.accessible-node-labels</name>
>     <value>x</value>
>   </property>
>   <property>
>     <name>yarn.scheduler.capacity.root.default.accessible-node-labels.x.maximum-capacity</name>
>     <value>100</value>
>   </property>
>   <property>
>     <name>yarn.scheduler.capacity.root.default.accessible-node-labels.x.capacity</name>
>     <value>100</value>
>   </property>{noformat}
> , then the above exception is thrown when refreshing the scheduler UI (/cluster/scheduler)
> As a result the queue block dropdowns cannot be minimized. 



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