After merging your PR, Conbench analyzed the 5 benchmarking runs that have been run so far on merge-commit f0678ec.

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 2024-05-22 00:39:04Z
• Commit Run on test-mac-arm at 2024-05-21 20:42:24Z
• Commit Run on ec2-m5-4xlarge-us-east-2 at 2024-05-21 20:02:33Z
• Commit Run on arm64-t4g-linux-compute at 2024-05-21 22:16:21Z
• Commit Run on arm64-m6g-linux-compute at 2024-05-21 19:45:40Z

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 test-mac-arm at 2024-05-21 20:42:24Z

  • BenchmarkTemporal (C++) with params=<Quarter, zoned>/4194304/100, source=cpp-micro, suite=arrow-compute-scalar-temporal-benchmark
  • BinaryBitOp (C++) with source=cpp-micro, suite=arrow-decimal-benchmark
  • CopyShortVector (C++) with params=<STATIC_VECTOR(std::shared_ptr)>, source=cpp-micro, suite=arrow-small-vector-benchmark
  • BenchmarkTemporal (C++) with params=<Quarter, zoned>/4194304/0, source=cpp-micro, suite=arrow-compute-scalar-temporal-benchmark
  • ConstructFromShortStdVector (C++) with params=<SMALL_VECTOR(int)>, source=cpp-micro, suite=arrow-small-vector-benchmark
  • ConstructFromEmptyStdVector (C++) with params=<STATIC_VECTOR(std::shared_ptr)>, source=cpp-micro, suite=arrow-small-vector-benchmark
  • ConstructFromShortStdVector (C++) with params=<STATIC_VECTOR(std::shared_ptr)>, source=cpp-micro, suite=arrow-small-vector-benchmark
  • ConstructFromEmptyStdVector (C++) with params=<STATIC_VECTOR(std::string)>, source=cpp-micro, suite=arrow-small-vector-benchmark
  • UnaryOp (C++) with source=cpp-micro, suite=arrow-decimal-benchmark
  • ConstructFromShortStdVector (C++) with params=<STATIC_VECTOR(int)>, source=cpp-micro, suite=arrow-small-vector-benchmark
  • ConstructFromEmptyStdVector (C++) with params=<SMALL_VECTOR(std::shared_ptr)>, source=cpp-micro, suite=arrow-small-vector-benchmark
  • ShortVectorPushBack (C++) with params=<STATIC_VECTOR(int)>, source=cpp-micro, suite=arrow-small-vector-benchmark
  • ConstructFromEmptyStdVector (C++) with params=<STATIC_VECTOR(int)>, source=cpp-micro, suite=arrow-small-vector-benchmark

• Commit Run on arm64-t4g-linux-compute at 2024-05-21 22:16:21Z

  • CopyEmptyVector (C++) with params=<STATIC_VECTOR(std::shared_ptr)>, source=cpp-micro, suite=arrow-small-vector-benchmark