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https://issues.apache.org/jira/browse/CASSANDRA-21711?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dmitry Konstantinov updated CASSANDRA-21711:
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Change Category: Performance
Complexity: Normal
Fix Version/s: 6.0.x
7.x
Status: Open (was: Triage Needed)
> Reduce megamorphic calls overhead in ClusteringComparator
> ---------------------------------------------------------
>
> Key: CASSANDRA-21711
> URL: https://issues.apache.org/jira/browse/CASSANDRA-21711
> Project: Apache Cassandra
> Issue Type: Improvement
> Components: Local/Other
> Reporter: Dmitry Konstantinov
> Assignee: Dmitry Konstantinov
> Priority: Normal
> Fix For: 6.0.x, 7.x
>
> Attachments: example_cpu.html, image-2026-09-23-12-10-25-484.png
>
>
> I observe 4.58% of CPU consumed by ClusteringComparator logic for 10-row
> batch insert workload, large portion of it related to megamorphic calls
> !image-2026-09-23-12-10-25-484.png|width=600!
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