ozgrakkurt commented on PR #4441:
URL: https://github.com/apache/arrow-rs/pull/4441#issuecomment-1609749650
Also compiler can't enable avx unless compiled with `target-cpu=native`
which is very unlikely in cloud situations. But can do pretty well with aarch64
and sse I think
<details>
<summary>benchmarks on 4 AMD EPYC cores</summary>
parquet2 insert time: [21.260 ns 21.743 ns 22.242 ns]
change: [-6.7189% -4.0742% -1.4153%] (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
parquet insert time: [14.298 ns 14.501 ns 14.721 ns]
change: [-0.4325% +1.8520% +4.1458%] (p = 0.12 >
0.05)
No change in performance detected.
Found 3 outliers among 100 measurements (3.00%)
1 (1.00%) high mild
2 (2.00%) high severe
sbbf-rs insert time: [3.5763 ns 3.6755 ns 3.8263 ns]
change: [-0.4673% +3.0805% +7.1155%] (p = 0.11 >
0.05)
No change in performance detected.
Found 4 outliers among 100 measurements (4.00%)
2 (2.00%) high mild
2 (2.00%) high severe
parquet2 contains time: [6.1688 ns 6.2463 ns 6.3320 ns]
change: [-0.4251% +1.4917% +3.4157%] (p = 0.12 >
0.05)
No change in performance detected.
Found 5 outliers among 100 measurements (5.00%)
4 (4.00%) high mild
1 (1.00%) high severe
parquet contains time: [6.4125 ns 6.5060 ns 6.6049 ns]
change: [-1.6971% +0.1722% +1.9752%] (p = 0.86 >
0.05)
No change in performance detected.
Found 3 outliers among 100 measurements (3.00%)
3 (3.00%) high mild
sbbf-rs contains time: [2.5523 ns 2.6273 ns 2.7069 ns]
change: [-3.0901% +1.4871% +6.1788%] (p = 0.53 >
0.05)
No change in performance detected.
Found 4 outliers among 100 measurements (4.00%)
4 (4.00%) high mild
</details>
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