conbench-apache-arrow[bot] commented on PR #46999:
URL: https://github.com/apache/arrow/pull/46999#issuecomment-3044687294

   After merging your PR, Conbench analyzed the 4 benchmarking runs that have 
been run so far on merge-commit 1e01c520e9fb4ffddedeb7179d99a8cacfb9d347.
   
   There were 3 benchmark results indicating a performance regression:
   
   - Commit Run on `test-mac-arm` at [2025-07-07 
06:41:51Z](https://conbench.ursa.dev/compare/runs/729e6817da914505a3e1fa474bbda8e6...ab10508f7f9d4e27b7feb05aeae6c788/)
     - [`tpch` (R) with engine=arrow, format=native, language=R, 
memory_map=False, query_id=TPCH-03, 
scale_factor=1](https://conbench.ursa.dev/compare/benchmarks/0686a6b5ddd674f28000832372e7c4b9...0686b771feba77948000ac3209cb66b7)
     - [`tpch` (R) with engine=arrow, format=native, language=R, 
memory_map=False, query_id=TPCH-07, 
scale_factor=1](https://conbench.ursa.dev/compare/benchmarks/0686a6bb8deb7b8280008da195e99b3d...0686b777c38d7c1d80003613ed1787e5)
   - and 1 more (see the report linked below)
   
   The [full Conbench report](https://github.com/apache/arrow/runs/45470355740) 
has more details. It also includes information about 54 possible false 
positives for unstable benchmarks that are known to sometimes produce them.


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