After merging your PR, Conbench analyzed the 3 benchmarking runs that have been run so far on merge-commit 5ea3aa1.

Benchmarks with performance regressions

There were 0 possible performance regressions, according to the lookback z-score method.

All benchmark runs analyzed:

• Commit Run on arm64-t4g-2xlarge-linux at 2024-10-23 07:18:01Z
• Commit Run on amd64-c6a-4xlarge-linux at 2024-10-23 02:42:51Z
• Commit Run on amd64-m5-4xlarge-linux at 2024-10-23 06:28:48Z

Unstable benchmarks with performance regressions

The following benchmark results indicate a possible performance regression, but are known to sometimes produce false positives when applying the lookback z-score analysis.

• Commit Run on amd64-c6a-4xlarge-linux at 2024-10-23 02:42:51Z

  • BenchmarkTemporalBinary (C++) with params=<YearsBetween, zoned>/524288/0, source=cpp-micro, suite=arrow-compute-scalar-temporal-benchmark
  • BenchmarkTemporalBinary (C++) with params=<DayTimeBetween, zoned>/524288/0, source=cpp-micro, suite=arrow-compute-scalar-temporal-benchmark
  • BenchmarkTemporalBinary (C++) with params=<MonthsBetween, zoned>/524288/0, source=cpp-micro, suite=arrow-compute-scalar-temporal-benchmark
  • BenchmarkTemporalBinary (C++) with params=<QuartersBetween, zoned>/524288/0, source=cpp-micro, suite=arrow-compute-scalar-temporal-benchmark

• Commit Run on amd64-m5-4xlarge-linux at 2024-10-23 06:28:48Z

  • BM_CastDispatchBaseline (C++) with source=cpp-micro, suite=arrow-compute-function-benchmark