Wilfred Spiegelenburg created YARN-7689: -------------------------------------------
Summary: TestRMContainerAllocator fails after YARN-6124 Key: YARN-7689 URL: https://issues.apache.org/jira/browse/YARN-7689 Project: Hadoop YARN Issue Type: Bug Components: scheduler Affects Versions: 3.1.0 Reporter: Wilfred Spiegelenburg Assignee: Wilfred Spiegelenburg After the change that was made for YARN-6124 multiple tests in the TestRMContainerAllocator from MapReduce fail with the following NPE: {code} java.lang.NullPointerException at org.apache.hadoop.yarn.server.resourcemanager.scheduler.AbstractYarnScheduler.reinitialize(AbstractYarnScheduler.java:1437) at org.apache.hadoop.yarn.server.resourcemanager.scheduler.fifo.FifoScheduler.reinitialize(FifoScheduler.java:320) at org.apache.hadoop.mapreduce.v2.app.rm.TestRMContainerAllocator$ExcessReduceContainerAllocateScheduler.<init>(TestRMContainerAllocator.java:1808) at org.apache.hadoop.mapreduce.v2.app.rm.TestRMContainerAllocator$MyResourceManager2.createScheduler(TestRMContainerAllocator.java:970) at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$RMActiveServices.serviceInit(ResourceManager.java:659) at org.apache.hadoop.service.AbstractService.init(AbstractService.java:164) at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.createAndInitActiveServices(ResourceManager.java:1133) at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.serviceInit(ResourceManager.java:316) at org.apache.hadoop.yarn.server.resourcemanager.MockRM.serviceInit(MockRM.java:1334) at org.apache.hadoop.service.AbstractService.init(AbstractService.java:164) at org.apache.hadoop.yarn.server.resourcemanager.MockRM.<init>(MockRM.java:162) at org.apache.hadoop.yarn.server.resourcemanager.MockRM.<init>(MockRM.java:141) at org.apache.hadoop.yarn.server.resourcemanager.MockRM.<init>(MockRM.java:137) at org.apache.hadoop.mapreduce.v2.app.rm.TestRMContainerAllocator$MyResourceManager.<init>(TestRMContainerAllocator.java:928) {code} In the test we just call reinitiaize on a scheduler and never call init. The stop of the service is guarded and so should the start and the re-init. -- This message was sent by Atlassian JIRA (v6.4.14#64029) --------------------------------------------------------------------- To unsubscribe, e-mail: yarn-dev-unsubscr...@hadoop.apache.org For additional commands, e-mail: yarn-dev-h...@hadoop.apache.org