After merging your PR, Conbench analyzed the 5 benchmarking runs that have been run so far on merge-commit 6ce6ec2.

Benchmarks with performance regressions

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

All benchmark runs analyzed:

• Commit Run on ec2-t3-xlarge-us-east-2 at 2023-10-23 09:48:51Z
• Commit Run on ec2-m5-4xlarge-us-east-2 at 2023-10-23 09:53:24Z
• Commit Run on arm64-t4g-linux-compute at 2023-10-23 10:40:49Z
• Commit Run on arm64-m6g-linux-compute at 2023-10-23 10:36:03Z
• Commit Run on ursa-thinkcentre-m75q at 2023-10-23 13:48:22Z

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 2023-10-23 13:48:22Z
  • ArrayArrayKernel (C++) with params=<SubtractChecked, UInt64Type>/size:524288/inverse_null_proportion:0, source=cpp-micro, suite=arrow-compute-scalar-arithmetic-benchmark
  • ArrayArrayKernel (C++) with params=<AddChecked, UInt64Type>/size:524288/inverse_null_proportion:0, source=cpp-micro, suite=arrow-compute-scalar-arithmetic-benchmark
  • ArrayArrayKernel (C++) with params=<AddChecked, Int64Type>/size:524288/inverse_null_proportion:0, source=cpp-micro, suite=arrow-compute-scalar-arithmetic-benchmark
  • BenchmarkBitmapVisitUInt8And (C++) with params=131072/2, source=cpp-micro, suite=arrow-bit-util-benchmark
  • ArrayArrayKernel (C++) with params=<MultiplyChecked, Int64Type>/size:524288/inverse_null_proportion:0, source=cpp-micro, suite=arrow-compute-scalar-arithmetic-benchmark
  • ArrayArrayKernel (C++) with params=<SubtractChecked, Int64Type>/size:524288/inverse_null_proportion:0, source=cpp-micro, suite=arrow-compute-scalar-arithmetic-benchmark