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

dd: optimize O_DIRECT buffer alignment to reduce syscall overhead

#9104

Comparing

naoNao89:feature/o-direct-buffer-alignment

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a713108

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main

(

1eea517

)

Untouched: 136

Skipped: 24

Benchmarks

160 total

cp_large_file[16]

src/uu/cp/benches/cp_bench.rs

+1%

363.9 µs360.1 µs

du_max_depth_balanced_tree[(6, 4, 10)]

src/uu/du/benches/du_bench.rs

+1%

33.1 ms33 ms

cksum_multiple_files

src/uu/cksum/benches/cksum_bench.rs

25.4 ms25.3 ms

du_summarize_balanced_tree[(5, 4, 10)]

src/uu/du/benches/du_bench.rs

8.5 ms8.5 ms

ls_recursive_long_all_balanced_tree[(6, 4, 15)]

src/uu/ls/benches/ls_bench.rs

134.5 ms134.3 ms

sort_case_sensitive[500000]

src/uu/sort/benches/sort_bench.rs

174 ms173.8 ms

cp_preserve_metadata[(5, 4, 10)]

src/uu/cp/benches/cp_bench.rs

74.9 ms74.9 ms

ls_recursive_long_all_mixed_tree

src/uu/ls/benches/ls_bench.rs

2.9 ms2.9 ms

ls_recursive_long_all_deep_tree[(100, 4)]

src/uu/ls/benches/ls_bench.rs

3.3 ms3.3 ms

ls_recursive_long_all_wide_tree[(15000, 1500)]

src/uu/ls/benches/ls_bench.rs

142.9 ms142.8 ms

du_wide_tree[(5000, 500)]

src/uu/du/benches/du_bench.rs

11.2 ms11.2 ms

sort_german_c_locale

src/uu/sort/benches/sort_locale_c_bench.rs

39 ms39 ms

sort_mixed_c_locale

src/uu/sort/benches/sort_locale_c_bench.rs

38.3 ms38.3 ms

cksum_default

src/uu/cksum/benches/cksum_bench.rs

16.9 ms16.9 ms

b64_decode_synthetic

src/uu/base64/benches/base64_bench.rs

166.3 µs166.3 µs

ls_recursive_mixed_tree

src/uu/ls/benches/ls_bench.rs

1.4 ms1.4 ms

tsort_complex_dag[50000]

src/uu/tsort/benches/tsort_bench.rs

84 ms84 ms

sort_mixed_utf8_locale

src/uu/sort/benches/sort_locale_utf8_bench.rs

38.5 ms38.5 ms

ls_recursive_balanced_tree[(6, 4, 15)]

src/uu/ls/benches/ls_bench.rs

55.3 ms55.3 ms

factor_multiple_u64s[2]

src/uu/factor/benches/factor_bench.rs

212.3 ms212.3 ms

mv_force_overwrite

src/uu/mv/benches/mv_bench.rs

144.3 ms144.3 ms

mv_single_file

src/uu/mv/benches/mv_bench.rs

135.5 ms135.5 ms

uniq_case_insensitive[10000]

src/uu/uniq/benches/uniq_bench.rs

1.8 ms1.8 ms

cksum_sha384

src/uu/cksum/benches/cksum_bench.rs

1.1 s1.1 s

shuf_lines[100000]

src/uu/shuf/benches/shuf_bench.rs

31.6 ms31.6 ms

Commits

Click on a commit to change the comparison range

Base

main

1eea517

-0.01%

fix(dd): optimize O_DIRECT buffer alignment to reduce syscall overhead

2560240

4 months ago

by naoNao89

fix(dd): fix test_o_direct_with_conv_flags to use compatible conv=sync flag

2719973

4 months ago

by naoNao89

-0.01%

fix(dd): remove test_o_direct_with_conv_flags - incompatible with O_DIRECT on ARM

a9b075b

4 months ago

by naoNao89

+0.03%

fix: remove trailing blank line in test_dd.rs to fix cargo fmt

114a50b

4 months ago

by naoNao89

-0.03%

Merge branch 'main' into feature/o-direct-buffer-alignment

120be59

2 months ago

by sylvestre

-29.36%

Fix PR #9104 review comments and clippy errors

0d984d0

2 months ago

by naoNao89

+29.29%

perf(dd): Remove unnecessary buffer initialization

a713108

2 months ago

by naoNao89

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