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https://issues.apache.org/jira/browse/KAFKA-13815?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jun Rao resolved KAFKA-13815.
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Fix Version/s: 3.3.0
Resolution: Fixed
merged the PR to trunk
> Avoid reinitialization for a replica that is being deleted
> ----------------------------------------------------------
>
> Key: KAFKA-13815
> URL: https://issues.apache.org/jira/browse/KAFKA-13815
> Project: Kafka
> Issue Type: Improvement
> Reporter: Lucas Wang
> Assignee: Lucas Wang
> Priority: Major
> Fix For: 3.3.0
>
>
> https://issues.apache.org/jira/browse/KAFKA-10002
> identified that deletion of replicas can be slow when a StopReplica request
> is being
> processed, and has implemented a change to improve the efficiency.
> We found that the efficiency can be further improved by avoiding the
> reinitialization of the
> leader epoch cache and partition metadata for a replica that needs to be
> deleted.
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