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From "Michael Han (JIRA)" <j...@apache.org>
Subject [jira] [Created] (ZOOKEEPER-3141) testLeaderElectionWithDisloyalVoter is flaky
Date Mon, 10 Sep 2018 22:29:00 GMT
Michael Han created ZOOKEEPER-3141:
--------------------------------------

             Summary: testLeaderElectionWithDisloyalVoter is flaky
                 Key: ZOOKEEPER-3141
                 URL: https://issues.apache.org/jira/browse/ZOOKEEPER-3141
             Project: ZooKeeper
          Issue Type: Bug
          Components: leaderElection, server, tests
    Affects Versions: 3.6.0
            Reporter: Michael Han


The unit test added in ZOOKEEPER-3109 turns out to be quite flaky.

See [https://builds.apache.org/job/zOOkeeper-Find-Flaky-Tests/511/artifact/report.html]

Recent failure builds:

[https://builds.apache.org/job/ZooKeeper-trunk//181] 

[https://builds.apache.org/job/ZooKeeper-trunk//179] 

[https://builds.apache.org/job/PreCommit-ZOOKEEPER-github-pr-build/2123/testReport/junit/org.apache.zookeeper.server.quorum/QuorumPeerMainTest/testLeaderElectionWithDisloyalVoter_stillHasMajority/] 

 

Snapshot of the failure:
{code:java}
org.apache.zookeeper.server.quorum.QuorumPeerMainTest.testLeaderElectionWithDisloyalVoter_stillHasMajority

Error Message
Server 0 should have joined quorum by now
Stacktrace
junit.framework.AssertionFailedError: Server 0 should have joined quorum by now
	at org.apache.zookeeper.server.quorum.QuorumPeerMainTest.testLeaderElection(QuorumPeerMainTest.java:1482)
	at org.apache.zookeeper.server.quorum.QuorumPeerMainTest.testLeaderElectionWithDisloyalVoter_stillHasMajority(QuorumPeerMainTest.java:1431)
	at org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)
{code}



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