naoNao89:feature/o-direct-buffer-alignment - Branch - uutils/coreutils - CodSpeed

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dd: optimize O_DIRECT buffer alignment to reduce syscall overhead

Comparing

naoNao89:feature/o-direct-buffer-alignment

(

de996e2

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main

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5dd9f37

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0%

Untouched: 87

Skipped: 279

Benchmarks

366 total

du_deep_tree[(100, 3)]

src/uu/du/benches/du_bench.rs

+1%

1.1 ms1.1 ms

du_all_wide_tree[(5000, 500)]

src/uu/du/benches/du_bench.rs

0%

16.2 ms16.2 ms

dd_copy_8k_blocks

src/uu/dd/benches/dd_bench.rs

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783 µs781.7 µs

dd_copy_default

src/uu/dd/benches/dd_bench.rs

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13.5 ms13.5 ms

dd_copy_4k_blocks

src/uu/dd/benches/dd_bench.rs

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1.1 ms1.1 ms

dd_copy_with_seek

src/uu/dd/benches/dd_bench.rs

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2 ms2 ms

mv_multiple_to_dir

src/uu/mv/benches/mv_bench.rs

0%

12.5 ms12.5 ms

cut_fields_newline_delim

src/uu/cut/benches/cut_bench.rs

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185.7 µs185.6 µs

hostname_basic

src/uu/hostname/benches/hostname_bench.rs

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151.5 µs151.4 µs

split_bytes

src/uu/split/benches/split_bench.rs

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389.8 µs389.7 µs

dd_copy_with_skip

src/uu/dd/benches/dd_bench.rs

0%

2 ms2 ms

ls_recursive_deep_tree[(200, 2)]

src/uu/ls/benches/ls_bench.rs

0%

1.5 ms1.5 ms

mv_force_overwrite

src/uu/mv/benches/mv_bench.rs

0%

62.7 ms62.7 ms

join_partial_overlap

src/uu/join/benches/join_bench.rs

0%

10.3 ms10.3 ms

seq_large_integers

src/uu/seq/benches/seq_bench.rs

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2 ms2 ms

join_unicode_locale

src/uu/join/benches/join_bench.rs

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1.2 ms1.2 ms

split_lines

src/uu/split/benches/split_bench.rs

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5.6 ms5.6 ms

cut_bytes

src/uu/cut/benches/cut_bench.rs

0%

8.4 ms8.4 ms

ls_recursive_long_all_wide_tree[(15000, 1500)]

src/uu/ls/benches/ls_bench.rs

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89 ms89 ms

tsort_complex_dag[50000]

src/uu/tsort/benches/tsort_bench.rs

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73 ms73 ms

seq_custom_separator

src/uu/seq/benches/seq_bench.rs

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28.1 ms28.1 ms

seq_with_step

src/uu/seq/benches/seq_bench.rs

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12.9 ms12.9 ms

seq_integers

src/uu/seq/benches/seq_bench.rs

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25.5 ms25.5 ms

seq_formatted

src/uu/seq/benches/seq_bench.rs

0%

92.7 ms92.7 ms

du_wide_tree[(5000, 500)]

src/uu/du/benches/du_bench.rs

0%

1,008.8 KB1,008.8 KB

Commits

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Base

main

5dd9f37

-0.02%

fix(dd): optimize O_DIRECT buffer alignment

de996e2

14 hours ago

by naoNao89

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