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conbench-apache-arrow / Conbench performance report
succeeded
Jul 6, 2026 in 0s
Found 0 regressions
After merging your PR, Conbench analyzed the 4 benchmarking runs that have been run so far on merge-commit 5044ee2.
Benchmarks with performance regressions
There were 0 possible performance regressions, according to the lookback z-score method.
All benchmark runs analyzed:
- Commit Run on
test-mac-armat 2026-07-06 09:51:45Z - Commit Run on
amd64-c6a-4xlarge-linuxat 2026-07-06 09:45:34Z - Commit Run on
arm64-t4g-2xlarge-linuxat 2026-07-06 10:08:29Z - Commit Run on
amd64-m5-4xlarge-linuxat 2026-07-06 11:34:01Z
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-armat 2026-07-06 09:51:45ZBM_UnpackUint64(C++) with params=DynamicUnaligned/47/64, source=cpp-micro, suite=arrow-bpacking-benchmarkBM_UnpackUint64(C++) with params=DynamicAligned/47/64, source=cpp-micro, suite=arrow-bpacking-benchmarkBM_UnpackUint16(C++) with params=NeonUnaligned/13/512, source=cpp-micro, suite=arrow-bpacking-benchmarkBM_UnpackUint16(C++) with params=DynamicAligned/13/512, source=cpp-micro, suite=arrow-bpacking-benchmarkBM_UnpackUint16(C++) with params=DynamicUnaligned/13/512, source=cpp-micro, suite=arrow-bpacking-benchmarkBM_UnpackUint64(C++) with params=NeonUnaligned/47/64, source=cpp-micro, suite=arrow-bpacking-benchmark
Details
This report was generated using the lookback z-score method with a z-score threshold of 30.0.
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