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Rajini Sivaram resolved KAFKA-8121. ----------------------------------- Resolution: Fixed Reviewer: Ismael Juma Fix Version/s: 2.2.1 2.3.0 > ZooKeeperClient session expiry thread may leave clients behind after close > -------------------------------------------------------------------------- > > Key: KAFKA-8121 > URL: https://issues.apache.org/jira/browse/KAFKA-8121 > Project: Kafka > Issue Type: Bug > Reporter: Rajini Sivaram > Assignee: Rajini Sivaram > Priority: Major > Fix For: 2.3.0, 2.2.1 > > > Test failure after merging KAFKA-8118: > {code:java} > java.lang.AssertionError: Found unexpected threads during @AfterClass, > allThreads=Set(/127.0.0.1:51186 to /127.0.0.1:40791 workers Thread 3, > metrics-meter-tick-thread-2, main, Signal Dispatcher, Reference Handler, > zk-session-expiry-handler0-SendThread(localhost:35825), > zk-session-expiry-handler0-EventThread, scala-execution-context-global-1903, > Test worker, scala-execution-context-global-34, > scala-execution-context-global-5352, scala-execution-context-global-234, > Finalizer, scala-execution-context-global-235, /127.0.0.1:51186 to > /127.0.0.1:40791 workers Thread 2, metrics-meter-tick-thread-1), > unexpected=Set(zk-session-expiry-handler0-EventThread) > at org.junit.Assert.fail(Assert.java:89) > at org.junit.Assert.assertTrue(Assert.java:42) > at > kafka.zk.ZooKeeperTestHarness$.verifyNoUnexpectedThreads(ZooKeeperTestHarness.scala:129) > at > kafka.zk.ZooKeeperTestHarness$.tearDownClass(ZooKeeperTestHarness.scala:114) > at > kafka.zk.ZooKeeperTestHarness.tearDownClass(ZooKeeperTestHarness.scala){code} -- This message was sent by Atlassian JIRA (v7.6.3#76005)