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https://issues.apache.org/jira/browse/KAFKA-8963?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Lucas Bradstreet resolved KAFKA-8963.
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Fix Version/s: 2.5.0
Resolution: Fixed
> Benchmark and optimize incremental fetch session handler
> --------------------------------------------------------
>
> Key: KAFKA-8963
> URL: https://issues.apache.org/jira/browse/KAFKA-8963
> Project: Kafka
> Issue Type: Task
> Reporter: Lucas Bradstreet
> Assignee: Lucas Bradstreet
> Priority: Major
> Fix For: 2.5.0
>
>
> The FetchSessionHandler is a cause of high CPU usage in the replica fetcher
> for brokers with high partition counts. A jmh benchmark should be added and
> the incremental fetch session handling should be measured and optimized.
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