After merging your PR, Conbench analyzed the 4 benchmarking runs that have been run so far on merge-commit c455d6b.

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 2024-09-03 19:47:20Z
• Commit Run on amd64-c6a-4xlarge-linux at 2024-09-03 16:45:00Z
• Commit Run on amd64-m5-4xlarge-linux at 2024-09-03 23:31:28Z
• Commit Run on test-mac-arm at 2024-09-04 14:00:27Z

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 2024-09-03 16:45:00Z

  • BenchmarkTemporalRounding (C++) with params=<FloorTemporal, zoned, round_1_minute>/524288/100, source=cpp-micro, suite=arrow-compute-scalar-temporal-benchmark
  • BenchmarkTemporalRounding (C++) with params=<FloorTemporal, zoned, round_10_minute>/524288/100, source=cpp-micro, suite=arrow-compute-scalar-temporal-benchmark
  • BenchmarkTemporalBinary (C++) with params=<QuartersBetween, zoned>/524288/100, source=cpp-micro, suite=arrow-compute-scalar-temporal-benchmark
  • BenchmarkTemporalRounding (C++) with params=<FloorTemporal, zoned, round_10_minute>/524288/0, source=cpp-micro, suite=arrow-compute-scalar-temporal-benchmark
  • BenchmarkTemporalRounding (C++) with params=<FloorTemporal, zoned, round_1_minute>/524288/0, source=cpp-micro, suite=arrow-compute-scalar-temporal-benchmark

• Commit Run on test-mac-arm at 2024-09-04 14:00:27Z

  • BitRunReader (C++) with params=0, source=cpp-micro, suite=arrow-bit-util-benchmark