After merging your PR, Conbench analyzed the 6 benchmarking runs that have been run so far on merge-commit a708fab.

Benchmarks with performance regressions

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

All benchmark runs analyzed:

• Commit Run on ursa-i9-9960x at 2024-06-10 16:39:29Z
• Commit Run on ursa-thinkcentre-m75q at 2024-06-07 03:30:07Z
• Commit Run on ec2-m5-4xlarge-us-east-2 at 2024-06-07 03:12:52Z
• Commit Run on test-mac-arm at 2024-06-07 04:33:52Z
• Commit Run on arm64-t4g-linux-compute at 2024-06-07 04:13:48Z
• Commit Run on arm64-m6g-linux-compute at 2024-06-07 02:45:41Z

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 ursa-thinkcentre-m75q at 2024-06-07 03:30:07Z

  • BenchmarkTemporalRounding (C++) with params=<FloorTemporal, non_zoned, round_1_week>/524288/100, source=cpp-micro, suite=arrow-compute-scalar-temporal-benchmark
  • BenchmarkTemporalRounding (C++) with params=<CeilTemporal, non_zoned, round_1_week>/524288/0, source=cpp-micro, suite=arrow-compute-scalar-temporal-benchmark

• Commit Run on test-mac-arm at 2024-06-07 04:33:52Z

  • BM_Tpch_Q1 (C++) with params=ScaleFactor:1, source=cpp-micro, suite=arrow-acero-tpch-benchmark
  • ArrayRangeEqualsInt32 (C++) with params=65536/1, source=cpp-micro, suite=arrow-compare-benchmark
  • ConstructFromShortStdVector (C++) with params=<SMALL_VECTOR(std::shared_ptr)>, source=cpp-micro, suite=arrow-small-vector-benchmark
  • ErrorSchemeStatusNoInline (C++) with source=cpp-micro, suite=arrow-type-benchmark
  • ErrorSchemeNoErrorNoInline (C++) with source=cpp-micro, suite=arrow-type-benchmark
  • ArrayRangeEqualsInt32 (C++) with params=65536/10000, source=cpp-micro, suite=arrow-compare-benchmark
  • FilterInt64FilterNoNulls (C++) with params=4194304/0, source=cpp-micro, suite=arrow-compute-vector-selection-benchmark
  • ErrorSchemeBoolNoInline (C++) with source=cpp-micro, suite=arrow-type-benchmark