Github user lavacat commented on the issue:
https://github.com/apache/zookeeper/pull/300
@anmolnar applied the patch to latest master and run tests 10 times with 8
threads. Original error in testNodeDataChanged is gone, but it failed 4 times
with
2018-10-23 09:37:31,566 [myid:] - INFO
[main:JUnit4ZKTestRunner$LoggedInvokeMethod@98] - TEST METHOD FAILED
testNodeDataChanged
java.util.concurrent.TimeoutException: Failed to connect to ZooKeeper
server.
at
org.apache.zookeeper.test.ClientBase$CountdownWatcher.waitForConnected(ClientBase.java:151)
at
org.apache.zookeeper.test.WatchEventWhenAutoResetTest.testNodeDataChanged(WatchEventWhenAutoResetTest.java:116)
I'll investigate more
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