conbench-apache-arrow[bot] commented on PR #43471:
URL: https://github.com/apache/arrow/pull/43471#issuecomment-2259565913

   After merging your PR, Conbench analyzed the 4 benchmarking runs that have 
been run so far on merge-commit 7e50097ba4239cf9368b77f438d877d4176141c9.
   
   There were 6 benchmark results indicating a performance regression:
   
   - Commit Run on `test-mac-arm` at [2024-07-31 
00:32:31Z](https://conbench.ursa.dev/compare/runs/7484eac8e5ac470e8b1bdc7309f56709...b1ebafd7082040e6859a0d866307b0c8/)
     - [`tpch` (R) with engine=arrow, format=native, language=R, 
memory_map=False, query_id=TPCH-18, 
scale_factor=1](https://conbench.ursa.dev/compare/benchmarks/066a971923d575fe8000ccfd63e43b0f...066a98df09a577828000c6e56973d5e4)
     - [`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/066a970a622174ab80002afaab4a0018...066a98cfd59a7cac8000f0cbf6d2b19e)
   - and 4 more (see the report linked below)
   
   The [full Conbench report](https://github.com/apache/arrow/runs/28137786128) 
has more details. It also includes information about 27 possible false 
positives for unstable benchmarks that are known to sometimes produce them.


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