[
https://issues.apache.org/jira/browse/ZOOKEEPER-2322?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
neha updated ZOOKEEPER-2322:
----------------------------
Description:
This happened with a long run scenario where the client is connected to Zk and
leader re-election happens in some time interval
StackTrace:
2015-11-05 03:15:42,953 [myid:1] - WARN
[NIOWorkerThread-6:WorkerService$ScheduledWorkRequest@164] - Unexpected
exception
java.lang.NullPointerException
at
org.apache.zookeeper.server.quorum.LearnerZooKeeperServer.revalidateSession(LearnerZooKeeperServer.java:93)
at
org.apache.zookeeper.server.ZooKeeperServer.reopenSession(ZooKeeperServer.java:692)
at
org.apache.zookeeper.server.ZooKeeperServer.processConnectRequest(ZooKeeperServer.java:1039)
at
org.apache.zookeeper.server.NIOServerCnxn.readConnectRequest(NIOServerCnxn.java:434)
at org.apache.zookeeper.server.NIOServerCnxn.readPayload(NIOServerCnxn.java:180)
at org.apache.zookeeper.server.NIOServerCnxn.doIO(NIOServerCnxn.java:340)
at
org.apache.zookeeper.server.NIOServerCnxnFactory$IOWorkRequest.doWork(NIOServerCnxnFactory.java:536)
at
org.apache.zookeeper.server.WorkerService$ScheduledWorkRequest.run(WorkerService.java:162)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
was:
This happened with a long run scenario where the client is connected to Zk and
leader re-election happens in some time interval
<code>
2015-11-05 03:15:42,953 [myid:1] - WARN
[NIOWorkerThread-6:WorkerService$ScheduledWorkRequest@164] - Unexpected
exception
java.lang.NullPointerException
at
org.apache.zookeeper.server.quorum.LearnerZooKeeperServer.revalidateSession(LearnerZooKeeperServer.java:93)
at
org.apache.zookeeper.server.ZooKeeperServer.reopenSession(ZooKeeperServer.java:692)
at
org.apache.zookeeper.server.ZooKeeperServer.processConnectRequest(ZooKeeperServer.java:1039)
at
org.apache.zookeeper.server.NIOServerCnxn.readConnectRequest(NIOServerCnxn.java:434)
at org.apache.zookeeper.server.NIOServerCnxn.readPayload(NIOServerCnxn.java:180)
at org.apache.zookeeper.server.NIOServerCnxn.doIO(NIOServerCnxn.java:340)
at
org.apache.zookeeper.server.NIOServerCnxnFactory$IOWorkRequest.doWork(NIOServerCnxnFactory.java:536)
at
org.apache.zookeeper.server.WorkerService$ScheduledWorkRequest.run(WorkerService.java:162)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
</code>
> Zookeeper server throws NullPointerExceptions while revalidating the session
> to the client
> ------------------------------------------------------------------------------------------
>
> Key: ZOOKEEPER-2322
> URL: https://issues.apache.org/jira/browse/ZOOKEEPER-2322
> Project: ZooKeeper
> Issue Type: Bug
> Environment: 3 nodes Suse 11 SP3 cluster
> Reporter: neha
> Priority: Minor
>
> This happened with a long run scenario where the client is connected to Zk
> and leader re-election happens in some time interval
> StackTrace:
> 2015-11-05 03:15:42,953 [myid:1] - WARN
> [NIOWorkerThread-6:WorkerService$ScheduledWorkRequest@164] - Unexpected
> exception
> java.lang.NullPointerException
> at
> org.apache.zookeeper.server.quorum.LearnerZooKeeperServer.revalidateSession(LearnerZooKeeperServer.java:93)
> at
> org.apache.zookeeper.server.ZooKeeperServer.reopenSession(ZooKeeperServer.java:692)
> at
> org.apache.zookeeper.server.ZooKeeperServer.processConnectRequest(ZooKeeperServer.java:1039)
> at
> org.apache.zookeeper.server.NIOServerCnxn.readConnectRequest(NIOServerCnxn.java:434)
> at
> org.apache.zookeeper.server.NIOServerCnxn.readPayload(NIOServerCnxn.java:180)
> at org.apache.zookeeper.server.NIOServerCnxn.doIO(NIOServerCnxn.java:340)
> at
> org.apache.zookeeper.server.NIOServerCnxnFactory$IOWorkRequest.doWork(NIOServerCnxnFactory.java:536)
> at
> org.apache.zookeeper.server.WorkerService$ScheduledWorkRequest.run(WorkerService.java:162)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:745)
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