Dmitry Konstantinov created CASSANDRA-21711:
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Summary: 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
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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