GH-47838: [C++][Parquet] Set Variant specification version to 1 to al…
conbench-apache-arrow / Conbench performance report
succeeded
Oct 20, 2025 in 0s
Found 0 regressions
After merging your PR, Conbench analyzed the 3 benchmarking runs that have been run so far on merge-commit 5f616db.
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-t4g-2xlarge-linuxat 2025-10-20 13:44:14Z - Commit Run on
amd64-m5-4xlarge-linuxat 2025-10-20 12:35:10Z - Commit Run on
test-mac-armat 2025-10-20 13:51:19Z
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-t4g-2xlarge-linuxat 2025-10-20 13:44:14ZTimestampConversionDefault(C++) with source=cpp-micro, suite=arrow-csv-converter-benchmarkFloatConversion(C++) with source=cpp-micro, suite=arrow-csv-converter-benchmarkDecimal128Conversion(C++) with source=cpp-micro, suite=arrow-csv-converter-benchmarkWriteCsvStringRejectQuote(C++) with params=50, source=cpp-micro, suite=arrow-csv-writer-benchmarkStringConversion(C++) with source=cpp-micro, suite=arrow-csv-converter-benchmarkInt64Conversion(C++) with source=cpp-micro, suite=arrow-csv-converter-benchmark
Details
This report was generated using the lookback z-score method with a z-score threshold of 30.0.
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