vertexclique opened a new pull request #8722:
URL: https://github.com/apache/arrow/pull/8722
Before:
```
sort 2^10 time: [94.137 us 94.154 us 94.174 us]
Found 2 outliers among 100 measurements (2.00%)
2 (2.00%) high mild
sort 2^12 time: [483.03 us 483.08 us 483.13 us]
Found 8 outliers among 100 measurements (8.00%)
1 (1.00%) low severe
2 (2.00%) low mild
4 (4.00%) high mild
1 (1.00%) high severe
sort nulls 2^10 time: [59.782 us 59.800 us 59.818 us]
Found 1 outliers among 100 measurements (1.00%)
1 (1.00%) high mild
sort nulls 2^12 time: [296.84 us 296.89 us 296.97 us]
Found 4 outliers among 100 measurements (4.00%)
3 (3.00%) high mild
1 (1.00%) high severe
```
After:
```
sort 2^10 time: [73.098 us 73.119 us 73.148 us]
change: [-22.404% -22.381% -22.356%] (p = 0.00 <
0.05)
Performance has improved.
Found 8 outliers among 100 measurements (8.00%)
3 (3.00%) low mild
1 (1.00%) high mild
4 (4.00%) high severe
sort 2^12 time: [354.82 us 354.98 us 355.23 us]
change: [-26.550% -26.530% -26.505%] (p = 0.00 <
0.05)
Performance has improved.
Found 8 outliers among 100 measurements (8.00%)
1 (1.00%) low mild
3 (3.00%) high mild
4 (4.00%) high severe
sort nulls 2^10 time: [53.570 us 53.577 us 53.585 us]
change: [-10.407% -10.378% -10.350%] (p = 0.00 <
0.05)
Performance has improved.
Found 6 outliers among 100 measurements (6.00%)
3 (3.00%) low mild
3 (3.00%) high mild
sort nulls 2^12 time: [238.46 us 238.50 us 238.55 us]
change: [-19.670% -19.650% -19.627%] (p = 0.00 <
0.05)
Performance has improved.
Found 5 outliers among 100 measurements (5.00%)
1 (1.00%) low severe
2 (2.00%) high mild
2 (2.00%) high severe
```
Note: Waiting for other bit or PR to merge to rebase on top of it.
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