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https://issues.apache.org/jira/browse/KAFKA-12666?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17326190#comment-17326190
 ] 

Matthias J. Sax commented on KAFKA-12666:
-----------------------------------------

Different method: {{testCreateClusterAndCreateAndManyTopicsWithManyPartitions}}

{{}}

 

{{java.util.concurrent.ExecutionException: 
org.apache.kafka.common.errors.UnknownServerException: The server experienced 
an unexpected error when processing the request.
        at 
org.apache.kafka.common.internals.KafkaFutureImpl.wrapAndThrow(KafkaFutureImpl.java:45)
        at 
org.apache.kafka.common.internals.KafkaFutureImpl.access$000(KafkaFutureImpl.java:32)
        at 
org.apache.kafka.common.internals.KafkaFutureImpl$SingleWaiter.await(KafkaFutureImpl.java:89)
        at 
org.apache.kafka.common.internals.KafkaFutureImpl.get(KafkaFutureImpl.java:260)
        at 
kafka.server.RaftClusterTest.testCreateClusterAndCreateAndManyTopicsWithManyPartitions(RaftClusterTest.scala:197)}}{{}}

> Fix flaky 
> kafka.server.RaftClusterTest.testCreateClusterAndCreateListDeleteTopic
> --------------------------------------------------------------------------------
>
>                 Key: KAFKA-12666
>                 URL: https://issues.apache.org/jira/browse/KAFKA-12666
>             Project: Kafka
>          Issue Type: Test
>            Reporter: Bruno Cadonna
>            Priority: Major
>
> Found two similar failures of this test on a PR that was unrelated:
> {code:java}
> java.util.concurrent.ExecutionException: 
> org.apache.kafka.common.errors.TimeoutException: Call(callName=createTopics, 
> deadlineMs=1618341006330, tries=583, nextAllowedTryMs=1618341006437) timed 
> out at 1618341006337 after 583 attempt(s)
>       at 
> org.apache.kafka.common.internals.KafkaFutureImpl.wrapAndThrow(KafkaFutureImpl.java:45)
>       at 
> org.apache.kafka.common.internals.KafkaFutureImpl.access$000(KafkaFutureImpl.java:32)
>       at 
> org.apache.kafka.common.internals.KafkaFutureImpl$SingleWaiter.await(KafkaFutureImpl.java:89)
>       at 
> org.apache.kafka.common.internals.KafkaFutureImpl.get(KafkaFutureImpl.java:260)
>       at 
> kafka.server.RaftClusterTest.testCreateClusterAndCreateListDeleteTopic(RaftClusterTest.scala:94)
>  {code}
>  
> {code:java}
> java.util.concurrent.ExecutionException: 
> org.apache.kafka.common.errors.TimeoutException: Timed out waiting for a node 
> assignment. Call: createTopics
>       at 
> org.apache.kafka.common.internals.KafkaFutureImpl.wrapAndThrow(KafkaFutureImpl.java:45)
>       at 
> org.apache.kafka.common.internals.KafkaFutureImpl.access$000(KafkaFutureImpl.java:32)
>       at 
> org.apache.kafka.common.internals.KafkaFutureImpl$SingleWaiter.await(KafkaFutureImpl.java:89)
>       at 
> org.apache.kafka.common.internals.KafkaFutureImpl.get(KafkaFutureImpl.java:260)
>       at 
> kafka.server.RaftClusterTest.testCreateClusterAndCreateListDeleteTopic(RaftClusterTest.scala:94)
>  {code}
>  
> [https://ci-builds.apache.org/job/Kafka/job/kafka-pr/job/PR-10529/4/testReport/?cloudbees-analytics-link=scm-reporting%2Ftests%2Ffailed]
>  
> Might be related to KAFKA-12561.



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