After merging your PR, Conbench analyzed the 6 benchmarking runs that have been run so far on merge-commit 4ec6544.

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-m6g-linux-compute at 2023-12-18 09:03:05Z
• Commit Run on arm64-t4g-linux-compute at 2023-12-18 07:25:32Z
• Commit Run on ursa-i9-9960x at 2023-12-18 06:48:58Z
• Commit Run on ec2-t3-xlarge-us-east-2 at 2023-12-18 06:28:51Z
• Commit Run on ec2-m5-4xlarge-us-east-2 at 2023-12-18 06:39:44Z
• Commit Run on ursa-thinkcentre-m75q at 2023-12-18 08:01:22Z

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 arm64-m6g-linux-compute at 2023-12-18 09:03:05Z
  • MinMaxKernelInt8 (C++) with params=1048576/10000, source=cpp-micro, suite=arrow-acero-aggregate-benchmark
  • MinMaxKernelInt64 (C++) with params=1048576/1, source=cpp-micro, suite=arrow-acero-aggregate-benchmark
  • MinMaxKernelInt32 (C++) with params=1048576/1, source=cpp-micro, suite=arrow-acero-aggregate-benchmark
  • MinMaxKernelInt16 (C++) with params=1048576/1, source=cpp-micro, suite=arrow-acero-aggregate-benchmark
  • MinMaxKernelInt16 (C++) with params=1048576/10000, source=cpp-micro, suite=arrow-acero-aggregate-benchmark
  • MinMaxKernelInt32 (C++) with params=1048576/10000, source=cpp-micro, suite=arrow-acero-aggregate-benchmark
  • MinMaxKernelInt64 (C++) with params=1048576/10000, source=cpp-micro, suite=arrow-acero-aggregate-benchmark