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https://issues.apache.org/jira/browse/KAFKA-7977?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Jun Rao resolved KAFKA-7977.
----------------------------
Resolution: Fixed
The PR in KAFKA-8018 is merged, which should reduce the chance for ZK session
expiration. Closing this issue for now. If the same issue occurs again, feel
free to reopen the ticket.
> Flaky Test ReassignPartitionsClusterTest#shouldOnlyThrottleMovingReplicas
> -------------------------------------------------------------------------
>
> Key: KAFKA-7977
> URL: https://issues.apache.org/jira/browse/KAFKA-7977
> Project: Kafka
> Issue Type: Bug
> Components: admin, unit tests
> Affects Versions: 2.2.0
> Reporter: Matthias J. Sax
> Priority: Critical
> Labels: flaky-test
> Fix For: 2.3.0, 2.2.1
>
>
> To get stable nightly builds for `2.2` release, I create tickets for all
> observed test failures.
> [https://jenkins.confluent.io/job/apache-kafka-test/job/2.2/25/]
> {quote}org.apache.zookeeper.KeeperException$SessionExpiredException:
> KeeperErrorCode = Session expired for /brokers/topics/topic1 at
> org.apache.zookeeper.KeeperException.create(KeeperException.java:130) at
> org.apache.zookeeper.KeeperException.create(KeeperException.java:54) at
> kafka.zookeeper.AsyncResponse.resultException(ZooKeeperClient.scala:534) at
> kafka.zk.KafkaZkClient.$anonfun$getReplicaAssignmentForTopics$2(KafkaZkClient.scala:579)
> at
> scala.collection.TraversableLike.$anonfun$flatMap$1(TraversableLike.scala:244)
> at scala.collection.mutable.ResizableArray.foreach(ResizableArray.scala:62)
> at scala.collection.mutable.ResizableArray.foreach$(ResizableArray.scala:55)
> at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:49) at
> scala.collection.TraversableLike.flatMap(TraversableLike.scala:244) at
> scala.collection.TraversableLike.flatMap$(TraversableLike.scala:241) at
> scala.collection.AbstractTraversable.flatMap(Traversable.scala:108) at
> kafka.zk.KafkaZkClient.getReplicaAssignmentForTopics(KafkaZkClient.scala:574)
> at
> kafka.admin.ReassignPartitionsCommand$.parseAndValidate(ReassignPartitionsCommand.scala:338)
> at
> kafka.admin.ReassignPartitionsCommand$.executeAssignment(ReassignPartitionsCommand.scala:209)
> at
> kafka.admin.ReassignPartitionsClusterTest.shouldOnlyThrottleMovingReplicas(ReassignPartitionsClusterTest.scala:343){quote}
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