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https://issues.apache.org/jira/browse/KAFKA-10040?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jason Gustafson resolved KAFKA-10040.
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Fix Version/s: 2.7.0
Resolution: Fixed
> Make computing the PreferredReplicaImbalanceCount metric more efficient
> -----------------------------------------------------------------------
>
> Key: KAFKA-10040
> URL: https://issues.apache.org/jira/browse/KAFKA-10040
> Project: Kafka
> Issue Type: Improvement
> Reporter: David Jacot
> Assignee: David Jacot
> Priority: Major
> Fix For: 2.7.0
>
>
> At the moment, computing the PreferredReplicaImbalanceCount metric traverses
> all the partitions in the cluster to find out the imbalance ones. This is
> extremely costly in cluster with large number of partitions and this is done
> after the processing of each event in the controller.
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