pitrou commented on pull request #11101:
URL: https://github.com/apache/arrow/pull/11101#issuecomment-914174970
Benchmark numbers with the 4-byte bloom filter:
```
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Non-regressions: (2)
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
benchmark baseline contender change %
counters
ParseCSVVehiclesExample 684.761 MiB/sec 1.570 GiB/sec 134.758 {'run_name':
'ParseCSVVehiclesExample', 'repetitions': 0, 'repetition_index': 2, 'threads':
1, 'iterations': 14}
ParseCSVStocksExample 969.460 MiB/sec 1.365 GiB/sec 44.187
{'run_name': 'ParseCSVStocksExample', 'repetitions': 0, 'repetition_index': 0,
'threads': 1, 'iterations': 108}
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Regressions: (3)
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
benchmark baseline contender change %
counters
ParseCSVFlightsExample 647.011 MiB/sec 558.314 MiB/sec -13.709
{'run_name': 'ParseCSVFlightsExample', 'repetitions': 0, 'repetition_index': 1,
'threads': 1, 'iterations': 157}
ParseCSVEscapedBlock 804.706 MiB/sec 635.738 MiB/sec -20.998
{'run_name': 'ParseCSVEscapedBlock', 'repetitions': 0, 'repetition_index': 0,
'threads': 1, 'iterations': 1183}
ParseCSVQuotedBlock 848.702 MiB/sec 622.788 MiB/sec -26.619
{'run_name': 'ParseCSVQuotedBlock', 'repetitions': 0, 'repetition_index': 0,
'threads': 1, 'iterations': 1199}
```
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