Ray Chiang created YARN-4911: -------------------------------- Summary: Bad placement policy in FairScheduler causes the RM to crash Key: YARN-4911 URL: https://issues.apache.org/jira/browse/YARN-4911 Project: Hadoop YARN Issue Type: Bug Components: yarn Reporter: Ray Chiang Assignee: Ray Chiang
When you have a fair-scheduler.xml with the rule: <queuePlacementPolicy> <rule name="default" queue="okay1" create="false" /> </queuePlacementPolicy> and the queue okay1 doesn't exist, the following exception occurs in the RM: 2016-04-01 16:56:33,383 FATAL org.apache.hadoop.yarn.server.resourcemanager.ResourceManager: Error in handling event type APP_ADDED to the scheduler java.lang.IllegalStateException: Should have applied a rule before reaching here at org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.QueuePlacementPolicy.assignAppToQueue(QueuePlacementPolicy.java:173) at org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler.assignToQueue(FairScheduler.java:728) at org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler.addApplication(FairScheduler.java:634) at org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler.handle(FairScheduler.java:1224) at org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler.handle(FairScheduler.java:112) at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$SchedulerEventDispatcher$EventProcessor.run(ResourceManager.java:691) at java.lang.Thread.run(Thread.java:745) which causes the RM to crash. -- This message was sent by Atlassian JIRA (v6.3.4#6332)