Karthik Kambatla created YARN-2992: -------------------------------------- Summary: ZKRMStateStore crashes due to session expiry Key: YARN-2992 URL: https://issues.apache.org/jira/browse/YARN-2992 Project: Hadoop YARN Issue Type: Bug Components: resourcemanager Affects Versions: 2.6.0 Reporter: Karthik Kambatla Assignee: Karthik Kambatla Priority: Blocker
We recently saw the RM crash with the following stacktrace. On session expiry, we should gracefully transition to standby. {noformat} 2014-12-18 06:28:42,689 FATAL org.apache.hadoop.yarn.server.resourcemanager.ResourceManager: Received a org.apache.hadoop.yarn.server.resourcemanager.RMFatalEvent of type STATE_STORE_OP_FAILED. Cause: org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired at org.apache.zookeeper.KeeperException.create(KeeperException.java:127) at org.apache.zookeeper.ZooKeeper.multiInternal(ZooKeeper.java:931) at org.apache.zookeeper.ZooKeeper.multi(ZooKeeper.java:911) at org.apache.hadoop.yarn.server.resourcemanager.recovery.ZKRMStateStore$4.run(ZKRMStateStore.java:930) at org.apache.hadoop.yarn.server.resourcemanager.recovery.ZKRMStateStore$4.run(ZKRMStateStore.java:927) at org.apache.hadoop.yarn.server.resourcemanager.recovery.ZKRMStateStore$ZKAction.runWithCheck(ZKRMStateStore.java:1069) at org.apache.hadoop.yarn.server.resourcemanager.recovery.ZKRMStateStore$ZKAction.runWithRetries(ZKRMStateStore.java:1088) at org.apache.hadoop.yarn.server.resourcemanager.recovery.ZKRMStateStore.doMultiWithRetries(ZKRMStateStore.java:927) at org.apache.hadoop.yarn.server.resourcemanager.recovery.ZKRMStateStore.doMultiWithRetries(ZKRMStateStore.java:941) at org.apache.hadoop.yarn.server.resourcemanager.recovery.ZKRMStateStore.setDataWithRetries(ZKRMStateStore.java:958) at org.apache.hadoop.yarn.server.resourcemanager.recovery.ZKRMStateStore.updateApplicationAttemptStateInternal(ZKRMStateStore.java:687) {noformat} -- This message was sent by Atlassian JIRA (v6.3.4#6332)