wgtmac commented on PR #45249:
URL: https://github.com/apache/arrow/pull/45249#issuecomment-2589421292
For the record, the benchmark data on my dev box:
```
Run on (32 X 2700 MHz CPU s)
CPU Caches:
L1 Data 48 KiB (x16)
L1 Instruction 32 KiB (x16)
L2 Unified 1280 KiB (x16)
L3 Unified 49152 KiB (x1)
Load Average: 1.01, 1.06, 0.60
------------------------------------------------------------------------------------------------------------------------------------------------------
Benchmark
Time CPU Iterations UserCounters...
------------------------------------------------------------------------------------------------------------------------------------------------------
BM_WritePrimitiveColumn<SizeStatisticsLevel::None, ::arrow::Int64Type,
false> 9386745 ns 9386625 ns 74
bytes_per_second=865.593Mi/s items_per_second=111.71M/s output_size=546.08k
page_index_size=0
BM_WritePrimitiveColumn<SizeStatisticsLevel::None, ::arrow::Int64Type, true>
9387974 ns 9387716 ns 75
bytes_per_second=865.493Mi/s items_per_second=111.697M/s output_size=546.091k
page_index_size=33
BM_WritePrimitiveColumn<SizeStatisticsLevel::ColumnChunk,
::arrow::Int64Type, true> 9392147 ns 9391889 ns 74
bytes_per_second=865.108Mi/s items_per_second=111.647M/s output_size=546.107k
page_index_size=33
BM_WritePrimitiveColumn<SizeStatisticsLevel::PageAndColumnChunk,
::arrow::Int64Type, true> 9363539 ns 9363364 ns 75
bytes_per_second=867.744Mi/s items_per_second=111.987M/s output_size=546.121k
page_index_size=47
BM_WritePrimitiveColumn<SizeStatisticsLevel::None, ::arrow::StringType,
false> 12773243 ns 12772995 ns 55
bytes_per_second=362.473Mi/s items_per_second=82.0932M/s output_size=864.052k
page_index_size=0
BM_WritePrimitiveColumn<SizeStatisticsLevel::None, ::arrow::StringType,
true> 12777189 ns 12776940 ns 55
bytes_per_second=362.361Mi/s items_per_second=82.0678M/s output_size=864.083k
page_index_size=30
BM_WritePrimitiveColumn<SizeStatisticsLevel::ColumnChunk,
::arrow::StringType, true> 12826700 ns 12826328 ns 54
bytes_per_second=360.965Mi/s items_per_second=81.7518M/s output_size=864.103k
page_index_size=30
BM_WritePrimitiveColumn<SizeStatisticsLevel::PageAndColumnChunk,
::arrow::StringType, true> 12837516 ns 12837345 ns 54
bytes_per_second=360.656Mi/s items_per_second=81.6817M/s output_size=864.122k
page_index_size=44
BM_WriteListColumn<SizeStatisticsLevel::None, ::arrow::Int64Type, false>
16068608 ns 16068385 ns 43
bytes_per_second=531.323Mi/s items_per_second=65.2571M/s output_size=625.904k
page_index_size=0
BM_WriteListColumn<SizeStatisticsLevel::None, ::arrow::Int64Type, true>
16026976 ns 16026766 ns 44
bytes_per_second=532.703Mi/s items_per_second=65.4266M/s output_size=625.915k
page_index_size=34
BM_WriteListColumn<SizeStatisticsLevel::ColumnChunk, ::arrow::Int64Type,
true> 16723670 ns 16723159 ns 42
bytes_per_second=510.52Mi/s items_per_second=62.702M/s output_size=625.937k
page_index_size=34
BM_WriteListColumn<SizeStatisticsLevel::PageAndColumnChunk,
::arrow::Int64Type, true> 16784041 ns 16783691 ns 41
bytes_per_second=508.678Mi/s items_per_second=62.4759M/s output_size=625.957k
page_index_size=54
BM_WriteListColumn<SizeStatisticsLevel::None, ::arrow::StringType, false>
19524874 ns 19524500 ns 36
bytes_per_second=258.258Mi/s items_per_second=53.7057M/s output_size=944.092k
page_index_size=0
BM_WriteListColumn<SizeStatisticsLevel::None, ::arrow::StringType, true>
19822498 ns 19822084 ns 35
bytes_per_second=254.381Mi/s items_per_second=52.8994M/s output_size=944.123k
page_index_size=31
BM_WriteListColumn<SizeStatisticsLevel::ColumnChunk, ::arrow::StringType,
true> 20485041 ns 20484509 ns 34
bytes_per_second=246.155Mi/s items_per_second=51.1887M/s output_size=944.149k
page_index_size=31
BM_WriteListColumn<SizeStatisticsLevel::PageAndColumnChunk,
::arrow::StringType, true> 20354835 ns 20354291 ns 34
bytes_per_second=247.73Mi/s items_per_second=51.5162M/s output_size=944.174k
page_index_size=51
```
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