[YARN-6847] [ATSv2] NPE in RM while starting timeline collector on recovery after explicit failover

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Duplicate
• Assignee: Varun Saxena
• Reporter: Varun Saxena
• Created: 19/Jul/17 22:21
• Updated: 28/Jul/17 18:12
• Resolved: 28/Jul/17 18:11

Description

2017-07-20 03:20:50,742 ERROR [Thread-449] resourcemanager.ResourceManager (ResourceManager.java:serviceStart(763)) - Failed to load/recover state
java.lang.NullPointerException
        at org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMAppImpl.startTimelineCollector(RMAppImpl.java:535)
        at org.apache.hadoop.yarn.server.resourcemanager.RMAppManager.createAndPopulateNewRMApp(RMAppManager.java:467)
        at org.apache.hadoop.yarn.server.resourcemanager.RMAppManager.recoverApplication(RMAppManager.java:336)
        at org.apache.hadoop.yarn.server.resourcemanager.RMAppManager.recover(RMAppManager.java:576)
        at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.recover(ResourceManager.java:1419)
        at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$RMActiveServices.serviceStart(ResourceManager.java:758)
        at org.apache.hadoop.service.AbstractService.start(AbstractService.java:193)
        at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.startActiveServices(ResourceManager.java:1178)
        at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$1.run(ResourceManager.java:1218)
        at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$1.run(ResourceManager.java:1214)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:422)
        at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1965)
        at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.transitionToActive(ResourceManager.java:1214)
        at org.apache.hadoop.yarn.server.resourcemanager.AdminService.transitionToActive(AdminService.java:319)
        at org.apache.hadoop.yarn.client.ProtocolHATestBase.explicitFailover(ProtocolHATestBase.java:205)
        at org.apache.hadoop.yarn.client.ProtocolHATestBase$1.run(ProtocolHATestBase.java:250)

Issue Links

• duplicates: YARN-6102 RMActiveService context to be updated with new RMContext on failover