[jira] [Resolved] (KAFKA-7369) Retry when possible in AdminClient.listConsumerGroups

["Jason Gustafson (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/KAFKA-7369?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jason Gustafson resolved KAFKA-7369.
------------------------------------
       Resolution: Fixed
    Fix Version/s: 2.1.0
                   2.0.1

> Retry when possible in AdminClient.listConsumerGroups
> -----------------------------------------------------
>
>                 Key: KAFKA-7369
>                 URL: https://issues.apache.org/jira/browse/KAFKA-7369
>             Project: Kafka
>          Issue Type: Bug
>            Reporter: Jason Gustafson
>            Assignee: Jason Gustafson
>            Priority: Major
>             Fix For: 2.0.1, 2.1.0
>
>
> Currently we do not retry ListGroups requests when they fail due to retriable errors. For example, this is causing some instability in `kafka.admin.ListConsumerGroupTest.testListConsumerGroups`.
> {code}
> java.util.concurrent.ExecutionException: org.apache.kafka.common.errors.CoordinatorLoadInProgressException: Error listing groups on localhost:43001 (id: 0 rack: null)
> 	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:262)
> 	at kafka.admin.ConsumerGroupCommand$ConsumerGroupService.listGroups(ConsumerGroupCommand.scala:132)
> {code}



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