[YARN-5419] fair scheduler page couldn't displayed sometimes

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Duplicate
• Affects Version/s: 2.7.2
• Assignee: Weiwei Yang
• Reporter: sandflee
• Created: 22/Jul/16 03:33
• Updated: 18/Oct/16 21:52
• Resolved: 25/Jul/16 02:26

Description

Caused by: java.util.ConcurrentModificationException
    at java.util.ArrayList$Itr.checkForComodification(ArrayList.java:901)
    at java.util.ArrayList$Itr.next(ArrayList.java:851)
    at org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.FairSchedulerQueueInfo.<init>(FairSchedulerQueueInfo.java:105)
    at org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.FairSchedulerInfo.<init>(FairSchedulerInfo.java:47)
    at org.apache.hadoop.yarn.server.resourcemanager.webapp.FairSchedulerPage$QueuesBlock.render(FairSchedulerPage.java:159)
    at org.apache.hadoop.yarn.webapp.view.HtmlBlock.render(HtmlBlock.java:69)
    at org.apache.hadoop.yarn.webapp.view.HtmlBlock.renderPartial(HtmlBlock.java:79)
    at org.apache.hadoop.yarn.webapp.View.render(View.java:235)
    at org.apache.hadoop.yarn.webapp.view.HtmlPage$Page.subView(HtmlPage.java:49)
    at org.apache.hadoop.yarn.webapp.hamlet.HamletImpl$EImp._v(HamletImpl.java:117)
    at org.apache.hadoop.yarn.webapp.hamlet.Hamlet$TD._(Hamlet.java:845)
    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:88)
    ... 45 more

Issue Links

• duplicates: YARN-4204 ConcurrentModificationException in FairSchedulerQueueInfo