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https://issues.apache.org/jira/browse/KAFKA-6146?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Onur Karaman updated KAFKA-6146:
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Summary: re-register the exist watch on PreferredReplicaElectionZNode only
after the preferred leader election completes (was: re-register the exist
watch on PreferredReplicaElectionZNode after the preferred leader election
completes )
> re-register the exist watch on PreferredReplicaElectionZNode only after the
> preferred leader election completes
> ----------------------------------------------------------------------------------------------------------------
>
> Key: KAFKA-6146
> URL: https://issues.apache.org/jira/browse/KAFKA-6146
> Project: Kafka
> Issue Type: Sub-task
> Affects Versions: 1.1.0
> Reporter: Jun Rao
> Fix For: 1.1.0
>
>
> We currently enqueue a PreferredReplicaLeaderElection controller event in
> PreferredReplicaElectionHandler's handleCreation, handleDeletion, and
> handleDataChange. We really only need to enqueue the event and re-register
> the exist watch on PreferredReplicaElectionZNode after preferred replica
> leader election completes.
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