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https://issues.apache.org/jira/browse/KAFKA-8110?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17034887#comment-17034887
]
Matthias J. Sax commented on KAFKA-8110:
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[https://builds.apache.org/job/kafka-pr-jdk11-scala2.13/4643/testReport/junit/kafka.admin/DescribeConsumerGroupTest/testDescribeGroupMembersWithShortInitializationTimeout/]
> Flaky Test
> DescribeConsumerGroupTest#testDescribeMembersWithConsumersWithoutAssignedPartitions
> ----------------------------------------------------------------------------------------------
>
> Key: KAFKA-8110
> URL: https://issues.apache.org/jira/browse/KAFKA-8110
> Project: Kafka
> Issue Type: Bug
> Components: core, unit tests
> Affects Versions: 2.2.0
> Reporter: Matthias J. Sax
> Priority: Critical
> Labels: flaky-test
> Fix For: 2.5.0
>
>
> [https://jenkins.confluent.io/job/apache-kafka-test/job/2.2/67/testReport/junit/kafka.admin/DescribeConsumerGroupTest/testDescribeMembersWithConsumersWithoutAssignedPartitions/]
> {quote}java.lang.AssertionError: Partition [__consumer_offsets,0] metadata
> not propagated after 15000 ms at
> kafka.utils.TestUtils$.fail(TestUtils.scala:381) at
> kafka.utils.TestUtils$.waitUntilTrue(TestUtils.scala:791) at
> kafka.utils.TestUtils$.waitUntilMetadataIsPropagated(TestUtils.scala:880) at
> kafka.utils.TestUtils$.$anonfun$createTopic$3(TestUtils.scala:318) at
> kafka.utils.TestUtils$.$anonfun$createTopic$3$adapted(TestUtils.scala:317) at
> scala.collection.TraversableLike.$anonfun$map$1(TraversableLike.scala:237) at
> scala.collection.immutable.Range.foreach(Range.scala:158) at
> scala.collection.TraversableLike.map(TraversableLike.scala:237) at
> scala.collection.TraversableLike.map$(TraversableLike.scala:230) at
> scala.collection.AbstractTraversable.map(Traversable.scala:108) at
> kafka.utils.TestUtils$.createTopic(TestUtils.scala:317) at
> kafka.utils.TestUtils$.createOffsetsTopic(TestUtils.scala:375) at
> kafka.admin.DescribeConsumerGroupTest.testDescribeMembersWithConsumersWithoutAssignedPartitions(DescribeConsumerGroupTest.scala:372){quote}
> STDOUT
> {quote}[2019-03-14 20:01:52,347] WARN Ignoring unexpected runtime exception
> (org.apache.zookeeper.server.NIOServerCnxnFactory:236)
> java.nio.channels.CancelledKeyException at
> sun.nio.ch.SelectionKeyImpl.ensureValid(SelectionKeyImpl.java:73) at
> sun.nio.ch.SelectionKeyImpl.readyOps(SelectionKeyImpl.java:87) at
> org.apache.zookeeper.server.NIOServerCnxnFactory.run(NIOServerCnxnFactory.java:205)
> at java.lang.Thread.run(Thread.java:748) TOPIC PARTITION CURRENT-OFFSET
> LOG-END-OFFSET LAG CONSUMER-ID HOST CLIENT-ID foo 0 0 0 0 - - - TOPIC
> PARTITION CURRENT-OFFSET LOG-END-OFFSET LAG CONSUMER-ID HOST CLIENT-ID foo 0
> 0 0 0 - - - COORDINATOR (ID) ASSIGNMENT-STRATEGY STATE #MEMBERS
> localhost:44669 (0){quote}
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