conbench-apache-arrow[bot] commented on PR #41768:
URL: https://github.com/apache/arrow/pull/41768#issuecomment-2127815359

   After merging your PR, Conbench analyzed the 7 benchmarking runs that have 
been run so far on merge-commit e690ed14a1590388e32790c1dfd0bf4010d980fa.
   
   There were 5 benchmark results indicating a performance regression:
   
   - Commit Run on `arm64-t4g-linux-compute` at [2024-05-23 
16:53:54Z](https://conbench.ursa.dev/compare/runs/6f51413e0bf544bab3dcc6cd9c253d60...8f3596838e104dd38722266485fe8f49/)
     - [`tpch` (R) with engine=arrow, format=parquet, language=R, 
memory_map=False, query_id=TPCH-06, 
scale_factor=1](https://conbench.ursa.dev/compare/benchmarks/0664ec7e953f77828000fdff06cc8a53...0664f82d82f67ae68000816be1028dd4)
   
   - Commit Run on `ursa-i9-9960x` at [2024-05-23 
15:30:30Z](https://conbench.ursa.dev/compare/runs/91fa2ce476174b39bf085f406da6dc34...dff79eb77fac43f0a0cf1110eb4fc567/)
     - [`tpch` (R) with engine=arrow, format=native, language=R, 
memory_map=False, query_id=TPCH-01, 
scale_factor=1](https://conbench.ursa.dev/compare/benchmarks/0664ed45e69c747c80006cad536cf3de...0664f7ab01e6788a800061426cf4fbae)
   - and 3 more (see the report linked below)
   
   The [full Conbench report](https://github.com/apache/arrow/runs/25346693875) 
has more details. It also includes information about 622 possible false 
positives for unstable benchmarks that are known to sometimes produce them.


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