Here are benchmarking results for «Benchmarking String.regionMatches» blog post.
The performance tests are performed via JMH. The configuration of a hardware is Intel® Core™ i7-1165G7 @ 2.80GHz × 8 (4 core + 4 HT) with 16 GB RAM.
avg - average, min - minimal, p50 - percentile 50 (median), p95 - percentile 95, p99 - percentile 99, max - maximum
Full JMH logs: openjdk-8, openjdk-11, openjdk-17.