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https://issues.apache.org/jira/browse/KAFKA-16059?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17801035#comment-17801035
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Divij Vaidya commented on KAFKA-16059:
--------------------------------------
This might have been fixed by
[https://github.com/apache/kafka/commit/a465fb124f95d86e87238fe2f431df7bcb01e8ef]
> Fix leak of ExpirationReaper-1-AlterAcls threads in :core:test
> --------------------------------------------------------------
>
> Key: KAFKA-16059
> URL: https://issues.apache.org/jira/browse/KAFKA-16059
> Project: Kafka
> Issue Type: Sub-task
> Reporter: Divij Vaidya
> Priority: Major
>
> We are leaking hundreds of ExpirationReaper-1-AlterAcls threads in one of the
> tests in :core:test
> {code:java}
> "ExpirationReaper-1-AlterAcls" prio=0 tid=0x0 nid=0x0 waiting on condition
> java.lang.Thread.State: TIMED_WAITING
> on
> java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject@3688fc67
> at java.base@17.0.9/jdk.internal.misc.Unsafe.park(Native Method)
> at
> java.base@17.0.9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:252)
> at
> java.base@17.0.9/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:1672)
> at
> java.base@17.0.9/java.util.concurrent.DelayQueue.poll(DelayQueue.java:265)
> at
> app//org.apache.kafka.server.util.timer.SystemTimer.advanceClock(SystemTimer.java:87)
> at
> app//kafka.server.DelayedOperationPurgatory.advanceClock(DelayedOperation.scala:418)
> at
> app//kafka.server.DelayedOperationPurgatory$ExpiredOperationReaper.doWork(DelayedOperation.scala:444)
> at
> app//org.apache.kafka.server.util.ShutdownableThread.run(ShutdownableThread.java:131)
> {code}
> The objective of this Jira is to identify the test and fix this leak
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