Mark Payne created NIFI-2337:
--------------------------------
Summary: IllegalMonitorStateException when disconnecting node
Key: NIFI-2337
URL: https://issues.apache.org/jira/browse/NIFI-2337
Project: Apache NiFi
Issue Type: Bug
Components: Core Framework
Affects Versions: 1.0.0
Reporter: Mark Payne
Assignee: Mark Payne
Fix For: 1.0.0
When a node is disconnected from the cluster, it often logs a stacktrace
similar to:
2016-07-20 20:20:47,814 ERROR [Leader Election Notification Thread-1]
o.a.c.f.recipes.leader.LeaderSelector The leader threw an exception
java.lang.IllegalMonitorStateException: You do not own the lock:
/leaders/Cluster Coordinator
at
org.apache.curator.framework.recipes.locks.InterProcessMutex.release(InterProcessMutex.java:140)
~[curator-recipes-2.10.0.jar:na]
at
org.apache.curator.framework.recipes.leader.LeaderSelector.doWork(LeaderSelector.java:425)
[curator-recipes-2.10.0.jar:na]
at
org.apache.curator.framework.recipes.leader.LeaderSelector.doWorkLoop(LeaderSelector.java:441)
[curator-recipes-2.10.0.jar:na]
at
org.apache.curator.framework.recipes.leader.LeaderSelector.access$100(LeaderSelector.java:64)
[curator-recipes-2.10.0.jar:na]
at
org.apache.curator.framework.recipes.leader.LeaderSelector$2.call(LeaderSelector.java:245)
[curator-recipes-2.10.0.jar:na]
at
org.apache.curator.framework.recipes.leader.LeaderSelector$2.call(LeaderSelector.java:239)
[curator-recipes-2.10.0.jar:na]
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
[na:1.8.0_74]
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
[na:1.8.0_74]
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
[na:1.8.0_74]
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
[na:1.8.0_74]
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
[na:1.8.0_74]
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
[na:1.8.0_74]
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
[na:1.8.0_74]
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
[na:1.8.0_74]
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
[na:1.8.0_74]
at java.lang.Thread.run(Thread.java:745) [na:1.8.0_74]
This error, I believe, is harmless but is alarming and should be addressed.
--
This message was sent by Atlassian JIRA
(v6.3.4#6332)
