After merging your PR, Conbench analyzed the 7 benchmarking runs that have been run so far on merge-commit 8967ddc.

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-thinkcentre-m75q at 2024-05-22 16:09:14Z
• Commit Run on test-mac-arm at 2024-05-22 16:23:12Z
• Commit Run on ec2-m5-4xlarge-us-east-2 at 2024-05-22 15:42:10Z
• Commit Run on ec2-t3-xlarge-us-east-2 at 2024-05-22 17:12:43Z
• Commit Run on arm64-t4g-linux-compute at 2024-05-22 17:47:28Z
• Commit Run on arm64-m6g-linux-compute at 2024-05-22 15:24:46Z
• Commit Run on ursa-i9-9960x at 2024-05-22 16:09:13Z

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 2024-05-22 16:09:14Z

  • BinaryBitmapReaderSum (C++) with params=64, source=cpp-micro, suite=arrow-bit-block-counter-benchmark
  • BinaryBitmapReaderSum (C++) with params=4096, source=cpp-micro, suite=arrow-bit-block-counter-benchmark
  • BinaryBitmapReaderSum (C++) with params=65536, source=cpp-micro, suite=arrow-bit-block-counter-benchmark
  • BinaryBitmapReaderSumWithOffset (C++) with params=512, source=cpp-micro, suite=arrow-bit-block-counter-benchmark
  • BinaryBitmapReaderSumWithOffset (C++) with params=32768, source=cpp-micro, suite=arrow-bit-block-counter-benchmark
  • BinaryBitmapReaderSumWithOffset (C++) with params=65536, source=cpp-micro, suite=arrow-bit-block-counter-benchmark
  • BinaryBitmapReaderSumWithOffset (C++) with params=64, source=cpp-micro, suite=arrow-bit-block-counter-benchmark
  • BinaryBitmapReaderSum (C++) with params=512, source=cpp-micro, suite=arrow-bit-block-counter-benchmark
  • BinaryBitmapReaderSum (C++) with params=32768, source=cpp-micro, suite=arrow-bit-block-counter-benchmark

• Commit Run on test-mac-arm at 2024-05-22 16:23:12Z

  • ArrayRangeEqualsListOfInt32 (C++) with params=65536/1, source=cpp-micro, suite=arrow-compare-benchmark