After merging your PR, Conbench analyzed the 4 benchmarking runs that have been run so far on merge-commit 80622fa.

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 2024-09-26 09:58:39Z
• Commit Run on amd64-c6a-4xlarge-linux at 2024-09-26 09:44:29Z
• Commit Run on test-mac-arm at 2024-09-26 10:03:00Z
• Commit Run on amd64-m5-4xlarge-linux at 2024-09-26 09:56:05Z

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 2024-09-26 09:44:29Z

  • TouchArea (C++) with params=size:1048576/real_time/threads:8, source=cpp-micro, suite=arrow-memory-pool-benchmark

• Commit Run on test-mac-arm at 2024-09-26 10:03:00Z

  • BenchmarkTemporalRounding (C++) with params=<FloorTemporal, zoned, round_10_week>/4194304/100, source=cpp-micro, suite=arrow-compute-scalar-temporal-benchmark
  • BenchmarkTemporalRounding (C++) with params=<FloorTemporal, zoned, round_10_month>/4194304/0, source=cpp-micro, suite=arrow-compute-scalar-temporal-benchmark
  • BenchmarkTemporalRounding (C++) with params=<FloorTemporal, zoned, round_10_minute>/4194304/100, source=cpp-micro, suite=arrow-compute-scalar-temporal-benchmark
  • BenchmarkTemporalRounding (C++) with params=<FloorTemporal, zoned, round_10_month>/4194304/100, source=cpp-micro, suite=arrow-compute-scalar-temporal-benchmark
  • BenchmarkTemporalRounding (C++) with params=<FloorTemporal, zoned, round_1_month>/4194304/0, source=cpp-micro, suite=arrow-compute-scalar-temporal-benchmark
  • BenchmarkTemporalRounding (C++) with params=<FloorTemporal, zoned, round_10_minute>/4194304/0, source=cpp-micro, suite=arrow-compute-scalar-temporal-benchmark
  • BenchmarkTemporalRounding (C++) with params=<FloorTemporal, zoned, round_10_week>/4194304/0, source=cpp-micro, suite=arrow-compute-scalar-temporal-benchmark
  • BenchmarkTemporalRounding (C++) with params=<FloorTemporal, zoned, round_1_month>/4194304/100, source=cpp-micro, suite=arrow-compute-scalar-temporal-benchmark