vertexclique opened a new pull request #8664:
URL: https://github.com/apache/arrow/pull/8664
* Implements safe bit operations for Arrow
* Implements `typed_bits` to get bits as Vec<bool>
* Implements various bit operations for the use with arrow arrays
* Adjusts parquet array reader to use Arrow bit operations
<details>
<summary>Benchmarks</summary>
<br>
<p>
```
Running
/home/vertexclique/projects/arrow/rust/target/release/deps/aggregate_kernels-c31fbf405e8694a5
sum 512 time: [632.58 ns 632.79 ns 633.01 ns]
change: [-0.1888% -0.1141% -0.0410%] (p = 0.00 <
0.05)
Change within noise threshold.
Found 9 outliers among 100 measurements (9.00%)
9 (9.00%) high mild
min 512 time: [918.14 ns 918.20 ns 918.27 ns]
change: [-0.2613% -0.0871% +0.0407%] (p = 0.32 >
0.05)
No change in performance detected.
Found 5 outliers among 100 measurements (5.00%)
1 (1.00%) low mild
1 (1.00%) high mild
3 (3.00%) high severe
sum nulls 512 time: [369.66 ns 369.75 ns 369.84 ns]
change: [-1.4167% -1.3636% -1.3233%] (p = 0.00 <
0.05)
Performance has improved.
Found 9 outliers among 100 measurements (9.00%)
3 (3.00%) low mild
4 (4.00%) high mild
2 (2.00%) high severe
min nulls 512 time: [1.9885 us 1.9900 us 1.9917 us]
change: [-2.6032% -2.3645% -2.1248%] (p = 0.00 <
0.05)
Performance has improved.
Found 15 outliers among 100 measurements (15.00%)
10 (10.00%) high mild
5 (5.00%) high severe
Running
/home/vertexclique/projects/arrow/rust/target/release/deps/arithmetic_kernels-1984fccdba1970da
add 512 time: [1.2587 us 1.2590 us 1.2593 us]
change: [-0.6426% -0.5921% -0.5463%] (p = 0.00 <
0.05)
Change within noise threshold.
Found 9 outliers among 100 measurements (9.00%)
1 (1.00%) low mild
6 (6.00%) high mild
2 (2.00%) high severe
subtract 512 time: [1.4423 us 1.4424 us 1.4425 us]
change: [-1.9454% -1.9192% -1.8910%] (p = 0.00 <
0.05)
Performance has improved.
Found 3 outliers among 100 measurements (3.00%)
1 (1.00%) low mild
1 (1.00%) high mild
1 (1.00%) high severe
multiply 512 time: [1.3578 us 1.3579 us 1.3580 us]
change: [-4.5031% -4.4893% -4.4759%] (p = 0.00 <
0.05)
Performance has improved.
Found 1 outliers among 100 measurements (1.00%)
1 (1.00%) high severe
divide 512 time: [1.8784 us 1.8793 us 1.8803 us]
change: [-5.6385% -5.5871% -5.5370%] (p = 0.00 <
0.05)
Performance has improved.
limit 512, 512 time: [123.77 ns 123.78 ns 123.80 ns]
change: [-0.5449% -0.5320% -0.5173%] (p = 0.00 <
0.05)
Change within noise threshold.
Found 9 outliers among 100 measurements (9.00%)
2 (2.00%) low mild
6 (6.00%) high mild
1 (1.00%) high severe
add_nulls_512 time: [1.3148 us 1.3150 us 1.3151 us]
change: [-8.4170% -8.4016% -8.3843%] (p = 0.00 <
0.05)
Performance has improved.
Found 5 outliers among 100 measurements (5.00%)
1 (1.00%) low mild
2 (2.00%) high mild
2 (2.00%) high severe
divide_nulls_512 time: [1.8536 us 1.8546 us 1.8556 us]
change: [-0.0625% -0.0094% +0.0469%] (p = 0.74 >
0.05)
No change in performance detected.
Running
/home/vertexclique/projects/arrow/rust/target/release/deps/array_from_vec-61dde2e42601af4d
array_from_vec 128 time: [460.91 ns 461.72 ns 462.49 ns]
change: [-1.5182% -1.2296% -0.9445%] (p = 0.00 <
0.05)
Change within noise threshold.
array_from_vec 256 time: [700.00 ns 701.51 ns 703.03 ns]
change: [-2.4928% -2.2326% -1.9810%] (p = 0.00 <
0.05)
Performance has improved.
array_from_vec 512 time: [1.1866 us 1.1882 us 1.1898 us]
change: [-5.8191% -5.6620% -5.4929%] (p = 0.00 <
0.05)
Performance has improved.
array_string_from_vec 128
time: [2.0925 us 2.0934 us 2.0943 us]
change: [-6.1524% -6.1040% -6.0558%] (p = 0.00 <
0.05)
Performance has improved.
Found 1 outliers among 100 measurements (1.00%)
1 (1.00%) high mild
array_string_from_vec 256
time: [3.1637 us 3.1662 us 3.1686 us]
change: [-5.2043% -5.1092% -5.0175%] (p = 0.00 <
0.05)
Performance has improved.
array_string_from_vec 512
time: [5.4878 us 5.4891 us 5.4903 us]
change: [-2.7271% -2.6299% -2.5362%] (p = 0.00 <
0.05)
Performance has improved.
Found 2 outliers among 100 measurements (2.00%)
1 (1.00%) low mild
1 (1.00%) high mild
struct_array_from_vec 128
time: [3.5905 us 3.6011 us 3.6156 us]
change: [+0.5452% +0.7197% +0.9826%] (p = 0.00 <
0.05)
Change within noise threshold.
Found 3 outliers among 100 measurements (3.00%)
3 (3.00%) high severe
struct_array_from_vec 256
time: [5.2740 us 5.2753 us 5.2767 us]
change: [+7.1818% +7.2231% +7.2645%] (p = 0.00 <
0.05)
Performance has regressed.
struct_array_from_vec 512
time: [7.7544 us 7.7561 us 7.7580 us]
change: [+1.1725% +1.2180% +1.2635%] (p = 0.00 <
0.05)
Performance has regressed.
Found 1 outliers among 100 measurements (1.00%)
1 (1.00%) high mild
struct_array_from_vec 1024
time: [12.600 us 12.605 us 12.609 us]
change: [+1.0007% +1.0620% +1.1174%] (p = 0.00 <
0.05)
Performance has regressed.
Found 2 outliers among 100 measurements (2.00%)
1 (1.00%) low mild
1 (1.00%) high severe
Running
/home/vertexclique/projects/arrow/rust/target/release/deps/boolean_kernels-44967fe6790f65f3
and time: [43.433 us 43.448 us 43.462 us]
change: [+11.734% +11.776% +11.817%] (p = 0.00 <
0.05)
Performance has regressed.
or time: [43.599 us 43.609 us 43.621 us]
change: [+11.665% +11.716% +11.764%] (p = 0.00 <
0.05)
Performance has regressed.
not time: [21.861 us 21.869 us 21.876 us]
change: [+11.350% +11.485% +11.611%] (p = 0.00 <
0.05)
Performance has regressed.
Found 4 outliers among 100 measurements (4.00%)
4 (4.00%) high mild
Running
/home/vertexclique/projects/arrow/rust/target/release/deps/buffer_bit_ops-db62104d61fab165
buffer_bit_ops and time: [1.4752 us 1.4753 us 1.4754 us]
change: [+883.28% +883.79% +884.27%] (p = 0.00 <
0.05)
Performance has regressed.
Found 6 outliers among 100 measurements (6.00%)
2 (2.00%) low mild
1 (1.00%) high mild
3 (3.00%) high severe
Running
/home/vertexclique/projects/arrow/rust/target/release/deps/builder-f619aaa37114abcd
Benchmarking bench_primitive: Warming up for 3.0000 s
Warning: Unable to complete 100 samples in 5.0s. You may wish to increase
target time to 7.8s, enable flat sampling, or reduce sample count to 50.
bench_primitive time: [1.5379 ms 1.5381 ms 1.5383 ms]
thrpt: [2.5393 GiB/s 2.5397 GiB/s 2.5400 GiB/s]
change:
time: [+18.813% +18.858% +18.906%] (p = 0.00 <
0.05)
thrpt: [-15.900% -15.866% -15.834%]
Performance has regressed.
Found 8 outliers among 100 measurements (8.00%)
1 (1.00%) low severe
1 (1.00%) low mild
2 (2.00%) high mild
4 (4.00%) high severe
bench_bool time: [3.4393 ms 3.4419 ms 3.4445 ms]
thrpt: [145.16 MiB/s 145.27 MiB/s 145.38 MiB/s]
change:
time: [+33.543% +33.660% +33.765%] (p = 0.00 <
0.05)
thrpt: [-25.242% -25.184% -25.118%]
Performance has regressed.
Found 1 outliers among 100 measurements (1.00%)
1 (1.00%) high mild
Running
/home/vertexclique/projects/arrow/rust/target/release/deps/cast_kernels-32b526d43dab4d1d
cast int32 to int32 512 time: [30.416 ns 30.426 ns 30.435 ns]
change: [+2.9310% +2.9847% +3.0390%] (p = 0.00 <
0.05)
Performance has regressed.
Found 6 outliers among 100 measurements (6.00%)
5 (5.00%) high mild
1 (1.00%) high severe
cast int32 to uint32 512
time: [10.468 us 10.470 us 10.471 us]
change: [-9.9982% -9.9821% -9.9668%] (p = 0.00 <
0.05)
Performance has improved.
Found 2 outliers among 100 measurements (2.00%)
1 (1.00%) low mild
1 (1.00%) high severe
cast int32 to float32 512
time: [10.071 us 10.073 us 10.075 us]
change: [-12.479% -12.462% -12.444%] (p = 0.00 <
0.05)
Performance has improved.
Found 3 outliers among 100 measurements (3.00%)
2 (2.00%) high mild
1 (1.00%) high severe
cast int32 to float64 512
time: [10.028 us 10.030 us 10.033 us]
change: [-12.811% -12.788% -12.766%] (p = 0.00 <
0.05)
Performance has improved.
Found 1 outliers among 100 measurements (1.00%)
1 (1.00%) high mild
cast int32 to int64 512 time: [9.8698 us 9.8718 us 9.8741 us]
change: [-14.016% -13.999% -13.982%] (p = 0.00 <
0.05)
Performance has improved.
Found 1 outliers among 100 measurements (1.00%)
1 (1.00%) low mild
cast float32 to int32 512
time: [10.274 us 10.276 us 10.277 us]
change: [-12.382% -12.355% -12.317%] (p = 0.00 <
0.05)
Performance has improved.
Found 3 outliers among 100 measurements (3.00%)
2 (2.00%) high mild
1 (1.00%) high severe
cast float64 to float32 512
time: [10.114 us 10.116 us 10.117 us]
change: [-2.8473% -2.8224% -2.7997%] (p = 0.00 <
0.05)
Performance has improved.
Found 1 outliers among 100 measurements (1.00%)
1 (1.00%) high mild
cast float64 to uint64 512
time: [10.694 us 10.697 us 10.700 us]
change: [-11.879% -11.851% -11.826%] (p = 0.00 <
0.05)
Performance has improved.
Found 1 outliers among 100 measurements (1.00%)
1 (1.00%) high mild
cast int64 to int32 512 time: [9.7565 us 9.7573 us 9.7583 us]
change: [-17.410% -17.400% -17.391%] (p = 0.00 <
0.05)
Performance has improved.
cast date64 to date32 512
time: [26.983 us 26.986 us 26.989 us]
change: [+25.366% +25.546% +25.663%] (p = 0.00 <
0.05)
Performance has regressed.
Found 9 outliers among 100 measurements (9.00%)
4 (4.00%) high mild
5 (5.00%) high severe
cast date32 to date64 512
time: [26.888 us 26.891 us 26.894 us]
change: [+27.476% +27.552% +27.602%] (p = 0.00 <
0.05)
Performance has regressed.
Found 3 outliers among 100 measurements (3.00%)
2 (2.00%) high mild
1 (1.00%) high severe
cast time32s to time32ms 512
time: [1.5742 us 1.5745 us 1.5749 us]
change: [-16.374% -16.343% -16.311%] (p = 0.00 <
0.05)
Performance has improved.
Found 5 outliers among 100 measurements (5.00%)
3 (3.00%) high mild
2 (2.00%) high severe
cast time32s to time64us 512
time: [11.926 us 11.928 us 11.931 us]
change: [-13.407% -13.386% -13.368%] (p = 0.00 <
0.05)
Performance has improved.
Found 1 outliers among 100 measurements (1.00%)
1 (1.00%) high mild
cast time64ns to time32s 512
time: [29.751 us 29.754 us 29.756 us]
change: [+24.045% +24.068% +24.088%] (p = 0.00 <
0.05)
Performance has regressed.
Found 1 outliers among 100 measurements (1.00%)
1 (1.00%) high mild
cast timestamp_ns to timestamp_s 512
time: [30.128 ns 30.132 ns 30.136 ns]
change: [-5.2715% -5.2598% -5.2480%] (p = 0.00 <
0.05)
Performance has improved.
cast timestamp_ms to timestamp_ns 512
time: [1.8053 us 1.8057 us 1.8061 us]
change: [-17.522% -17.470% -17.424%] (p = 0.00 <
0.05)
Performance has improved.
Found 5 outliers among 100 measurements (5.00%)
5 (5.00%) high mild
cast timestamp_ms to i64 512
time: [178.12 ns 178.18 ns 178.24 ns]
change: [+0.9006% +0.9526% +0.9972%] (p = 0.00 <
0.05)
Change within noise threshold.
Found 4 outliers among 100 measurements (4.00%)
2 (2.00%) low severe
2 (2.00%) low mild
Running
/home/vertexclique/projects/arrow/rust/target/release/deps/comparison_kernels-b7d9a0aa5c84846a
Benchmarking eq Float32: Warming up for 3.0000 s
Warning: Unable to complete 100 samples in 5.0s. You may wish to increase
target time to 7.6s, enable flat sampling, or reduce sample count to 50.
eq Float32 time: [1.5118 ms 1.5120 ms 1.5123 ms]
change: [+21.289% +21.316% +21.347%] (p = 0.00 <
0.05)
Performance has regressed.
Found 7 outliers among 100 measurements (7.00%)
2 (2.00%) high mild
5 (5.00%) high severe
Benchmarking eq scalar Float32: Warming up for 3.0000 s
Warning: Unable to complete 100 samples in 5.0s. You may wish to increase
target time to 7.2s, enable flat sampling, or reduce sample count to 50.
eq scalar Float32 time: [1.4161 ms 1.4162 ms 1.4162 ms]
change: [+26.675% +26.691% +26.707%] (p = 0.00 <
0.05)
Performance has regressed.
Found 8 outliers among 100 measurements (8.00%)
1 (1.00%) low severe
1 (1.00%) low mild
4 (4.00%) high mild
2 (2.00%) high severe
Benchmarking neq Float32: Warming up for 3.0000 s
Warning: Unable to complete 100 samples in 5.0s. You may wish to increase
target time to 6.9s, enable flat sampling, or reduce sample count to 50.
neq Float32 time: [1.3700 ms 1.3702 ms 1.3703 ms]
change: [+16.109% +16.168% +16.232%] (p = 0.00 <
0.05)
Performance has regressed.
Found 12 outliers among 100 measurements (12.00%)
8 (8.00%) high mild
4 (4.00%) high severe
Benchmarking neq scalar Float32: Warming up for 3.0000 s
Warning: Unable to complete 100 samples in 5.0s. You may wish to increase
target time to 7.2s, enable flat sampling, or reduce sample count to 50.
neq scalar Float32 time: [1.4162 ms 1.4163 ms 1.4164 ms]
change: [+26.163% +26.209% +26.253%] (p = 0.00 <
0.05)
Performance has regressed.
Found 10 outliers among 100 measurements (10.00%)
1 (1.00%) low mild
3 (3.00%) high mild
6 (6.00%) high severe
Benchmarking lt Float32: Warming up for 3.0000 s
Warning: Unable to complete 100 samples in 5.0s. You may wish to increase
target time to 6.9s, enable flat sampling, or reduce sample count to 50.
lt Float32 time: [1.3708 ms 1.3710 ms 1.3713 ms]
change: [+16.056% +16.113% +16.168%] (p = 0.00 <
0.05)
Performance has regressed.
Found 8 outliers among 100 measurements (8.00%)
6 (6.00%) high mild
2 (2.00%) high severe
Benchmarking lt scalar Float32: Warming up for 3.0000 s
Warning: Unable to complete 100 samples in 5.0s. You may wish to increase
target time to 7.2s, enable flat sampling, or reduce sample count to 50.
lt scalar Float32 time: [1.4173 ms 1.4174 ms 1.4175 ms]
change: [+21.190% +21.234% +21.267%] (p = 0.00 <
0.05)
Performance has regressed.
Found 6 outliers among 100 measurements (6.00%)
1 (1.00%) low severe
3 (3.00%) high mild
2 (2.00%) high severe
Benchmarking lt_eq Float32: Warming up for 3.0000 s
Warning: Unable to complete 100 samples in 5.0s. You may wish to increase
target time to 7.6s, enable flat sampling, or reduce sample count to 50.
lt_eq Float32 time: [1.5143 ms 1.5145 ms 1.5147 ms]
change: [+24.324% +24.349% +24.371%] (p = 0.00 <
0.05)
Performance has regressed.
Found 14 outliers among 100 measurements (14.00%)
6 (6.00%) low mild
3 (3.00%) high mild
5 (5.00%) high severe
Benchmarking lt_eq scalar Float32: Warming up for 3.0000 s
Warning: Unable to complete 100 samples in 5.0s. You may wish to increase
target time to 7.5s, enable flat sampling, or reduce sample count to 50.
lt_eq scalar Float32 time: [1.4861 ms 1.4862 ms 1.4862 ms]
change: [+29.290% +29.303% +29.316%] (p = 0.00 <
0.05)
Performance has regressed.
Benchmarking gt Float32: Warming up for 3.0000 s
Warning: Unable to complete 100 samples in 5.0s. You may wish to increase
target time to 6.9s, enable flat sampling, or reduce sample count to 50.
gt Float32 time: [1.3714 ms 1.3715 ms 1.3715 ms]
change: [+16.004% +16.055% +16.104%] (p = 0.00 <
0.05)
Performance has regressed.
Found 9 outliers among 100 measurements (9.00%)
1 (1.00%) low severe
2 (2.00%) low mild
3 (3.00%) high mild
3 (3.00%) high severe
Benchmarking gt scalar Float32: Warming up for 3.0000 s
Warning: Unable to complete 100 samples in 5.0s. You may wish to increase
target time to 6.8s, enable flat sampling, or reduce sample count to 60.
gt scalar Float32 time: [1.3463 ms 1.3465 ms 1.3469 ms]
change: [+23.254% +23.285% +23.316%] (p = 0.00 <
0.05)
Performance has regressed.
Found 3 outliers among 100 measurements (3.00%)
1 (1.00%) high mild
2 (2.00%) high severe
Benchmarking gt_eq Float32: Warming up for 3.0000 s
Warning: Unable to complete 100 samples in 5.0s. You may wish to increase
target time to 7.6s, enable flat sampling, or reduce sample count to 50.
gt_eq Float32 time: [1.5085 ms 1.5085 ms 1.5086 ms]
change: [+23.864% +23.878% +23.891%] (p = 0.00 <
0.05)
Performance has regressed.
Found 14 outliers among 100 measurements (14.00%)
1 (1.00%) low mild
9 (9.00%) high mild
4 (4.00%) high severe
Benchmarking gt_eq scalar Float32: Warming up for 3.0000 s
Warning: Unable to complete 100 samples in 5.0s. You may wish to increase
target time to 7.2s, enable flat sampling, or reduce sample count to 50.
gt_eq scalar Float32 time: [1.4184 ms 1.4184 ms 1.4185 ms]
change: [+22.218% +22.243% +22.268%] (p = 0.00 <
0.05)
Performance has regressed.
Found 7 outliers among 100 measurements (7.00%)
4 (4.00%) high mild
3 (3.00%) high severe
Running
/home/vertexclique/projects/arrow/rust/target/release/deps/csv_writer-4bae0c5626a4bf18
record_batches_to_csv time: [97.536 us 97.731 us 97.920 us]
change: [+20.400% +20.644% +20.907%] (p = 0.00 <
0.05)
Performance has regressed.
Found 17 outliers among 100 measurements (17.00%)
9 (9.00%) low severe
7 (7.00%) low mild
1 (1.00%) high mild
Running
/home/vertexclique/projects/arrow/rust/target/release/deps/equal-03b760e11e404a08
equal_512 time: [44.182 ns 44.187 ns 44.193 ns]
change: [+3.9306% +3.9590% +3.9908%] (p = 0.00 <
0.05)
Performance has regressed.
Found 6 outliers among 100 measurements (6.00%)
1 (1.00%) low mild
1 (1.00%) high mild
4 (4.00%) high severe
equal_nulls_512 time: [3.1297 us 3.1298 us 3.1299 us]
change: [-4.3580% -4.3531% -4.3480%] (p = 0.00 <
0.05)
Performance has improved.
Found 11 outliers among 100 measurements (11.00%)
4 (4.00%) low mild
3 (3.00%) high mild
4 (4.00%) high severe
equal_string_512 time: [62.525 ns 62.527 ns 62.528 ns]
change: [-0.5929% -0.5775% -0.5642%] (p = 0.00 <
0.05)
Change within noise threshold.
Found 7 outliers among 100 measurements (7.00%)
2 (2.00%) low mild
2 (2.00%) high mild
3 (3.00%) high severe
equal_string_nulls_512 time: [6.2088 us 6.2252 us 6.2409 us]
change: [+44.524% +44.911% +45.229%] (p = 0.00 <
0.05)
Performance has regressed.
Running
/home/vertexclique/projects/arrow/rust/target/release/deps/filter_kernels-637318e1617ce1c9
filter u8 low selectivity
time: [147.97 us 148.00 us 148.03 us]
change: [+24.688% +24.733% +24.774%] (p = 0.00 <
0.05)
Performance has regressed.
Found 15 outliers among 100 measurements (15.00%)
2 (2.00%) low mild
2 (2.00%) high mild
11 (11.00%) high severe
filter u8 high selectivity
time: [18.523 us 18.529 us 18.535 us]
change: [+122.09% +122.22% +122.33%] (p = 0.00 <
0.05)
Performance has regressed.
Found 3 outliers among 100 measurements (3.00%)
3 (3.00%) high mild
filter u8 very low selectivity
time: [25.126 us 25.129 us 25.132 us]
change: [+72.083% +72.108% +72.134%] (p = 0.00 <
0.05)
Performance has regressed.
Found 1 outliers among 100 measurements (1.00%)
1 (1.00%) high severe
filter context u8 low selectivity
time: [131.77 us 131.78 us 131.78 us]
change: [+15.022% +15.428% +15.674%] (p = 0.00 <
0.05)
Performance has regressed.
Found 12 outliers among 100 measurements (12.00%)
3 (3.00%) low mild
5 (5.00%) high mild
4 (4.00%) high severe
filter context u8 high selectivity
time: [2.5485 us 2.5490 us 2.5496 us]
change: [-19.434% -19.341% -19.256%] (p = 0.00 <
0.05)
Performance has improved.
Found 10 outliers among 100 measurements (10.00%)
4 (4.00%) low severe
1 (1.00%) low mild
2 (2.00%) high mild
3 (3.00%) high severe
filter context u8 very low selectivity
time: [9.0383 us 9.0390 us 9.0400 us]
change: [-2.9885% -2.9482% -2.9090%] (p = 0.00 <
0.05)
Performance has improved.
filter context u8 w NULLs low selectivity
time: [165.77 us 165.77 us 165.78 us]
change: [+6.0512% +6.1032% +6.1319%] (p = 0.00 <
0.05)
Performance has regressed.
Found 4 outliers among 100 measurements (4.00%)
2 (2.00%) low mild
1 (1.00%) high mild
1 (1.00%) high severe
filter context u8 w NULLs high selectivity
time: [2.9709 us 2.9731 us 2.9752 us]
change: [-16.600% -16.534% -16.477%] (p = 0.00 <
0.05)
Performance has improved.
filter context u8 w NULLs very low selectivity
time: [170.21 us 170.37 us 170.55 us]
change: [+16.476% +16.558% +16.648%] (p = 0.00 <
0.05)
Performance has regressed.
Found 1 outliers among 100 measurements (1.00%)
1 (1.00%) high mild
filter context f32 low selectivity
time: [176.88 us 176.99 us 177.10 us]
change: [+12.562% +12.647% +12.729%] (p = 0.00 <
0.05)
Performance has regressed.
Found 18 outliers among 100 measurements (18.00%)
18 (18.00%) low mild
filter context f32 high selectivity
time: [3.1933 us 3.1961 us 3.2004 us]
change: [-14.557% -14.363% -14.096%] (p = 0.00 <
0.05)
Performance has improved.
Found 17 outliers among 100 measurements (17.00%)
12 (12.00%) low mild
1 (1.00%) high mild
4 (4.00%) high severe
filter context f32 very low selectivity
time: [21.602 us 21.605 us 21.608 us]
change: [+1.4682% +1.4827% +1.4966%] (p = 0.00 <
0.05)
Performance has regressed.
Found 2 outliers among 100 measurements (2.00%)
2 (2.00%) high mild
Running
/home/vertexclique/projects/arrow/rust/target/release/deps/length_kernel-c61545d424c00334
length time: [26.844 us 26.852 us 26.861 us]
change: [-26.430% -26.400% -26.372%] (p = 0.00 <
0.05)
Performance has improved.
Found 1 outliers among 100 measurements (1.00%)
1 (1.00%) low severe
Running
/home/vertexclique/projects/arrow/rust/target/release/deps/sort_kernel-d16c55a8008e1feb
sort 2^10 time: [432.77 us 432.79 us 432.81 us]
change: [+2.5326% +2.5395% +2.5485%] (p = 0.00 <
0.05)
Performance has regressed.
Found 4 outliers among 100 measurements (4.00%)
4 (4.00%) high severe
sort 2^12 time: [2.0424 ms 2.0426 ms 2.0428 ms]
change: [+2.1088% +2.1227% +2.1353%] (p = 0.00 <
0.05)
Performance has regressed.
Found 3 outliers among 100 measurements (3.00%)
1 (1.00%) high mild
2 (2.00%) high severe
sort nulls 2^10 time: [475.22 us 475.26 us 475.31 us]
change: [+3.5253% +3.5358% +3.5463%] (p = 0.00 <
0.05)
Performance has regressed.
Found 11 outliers among 100 measurements (11.00%)
2 (2.00%) low mild
5 (5.00%) high mild
4 (4.00%) high severe
sort nulls 2^12 time: [2.2075 ms 2.2077 ms 2.2079 ms]
change: [+1.4792% +1.4929% +1.5076%] (p = 0.00 <
0.05)
Performance has regressed.
Found 8 outliers among 100 measurements (8.00%)
4 (4.00%) high mild
4 (4.00%) high severe
Running
/home/vertexclique/projects/arrow/rust/target/release/deps/take_kernels-82f6f6cc00b32b54
take i32 512 time: [8.4713 us 8.4723 us 8.4734 us]
change: [+3.8200% +3.8378% +3.8541%] (p = 0.00 <
0.05)
Performance has regressed.
Found 3 outliers among 100 measurements (3.00%)
2 (2.00%) high mild
1 (1.00%) high severe
take i32 1024 time: [16.320 us 16.321 us 16.322 us]
change: [+3.2287% +3.2425% +3.2557%] (p = 0.00 <
0.05)
Performance has regressed.
Found 4 outliers among 100 measurements (4.00%)
1 (1.00%) low mild
2 (2.00%) high mild
1 (1.00%) high severe
take bool 512 time: [8.7281 us 8.7294 us 8.7309 us]
change: [+9.3812% +9.4491% +9.5113%] (p = 0.00 <
0.05)
Performance has regressed.
Found 16 outliers among 100 measurements (16.00%)
5 (5.00%) low severe
2 (2.00%) low mild
6 (6.00%) high mild
3 (3.00%) high severe
take bool 1024 time: [16.007 us 16.008 us 16.010 us]
change: [+3.1302% +3.1785% +3.2161%] (p = 0.00 <
0.05)
Performance has regressed.
Found 4 outliers among 100 measurements (4.00%)
2 (2.00%) high mild
2 (2.00%) high severe
take str 512 time: [17.927 us 17.929 us 17.932 us]
change: [-2.8282% -2.8003% -2.7792%] (p = 0.00 <
0.05)
Performance has improved.
Found 6 outliers among 100 measurements (6.00%)
2 (2.00%) high mild
4 (4.00%) high severe
take str 1024 time: [34.721 us 34.729 us 34.739 us]
change: [-3.4705% -3.4539% -3.4346%] (p = 0.00 <
0.05)
Performance has improved.
Found 5 outliers among 100 measurements (5.00%)
1 (1.00%) low mild
1 (1.00%) high mild
3 (3.00%) high severe
```
</p>
</details>
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