Avatar for the uutils user
uutils
coreutils
BlogDocsChangelog

fix(fold): use buffered read to prevent hang on infinite streams like /dev/zero

#9966Closed
Comparing
SaathwikDasari:fix-fold-dev-zero
(
9a67924
) with
main
(
f60072d
)
CodSpeed Performance Gauge
-6%
Regression
1
Untouched
128
Ignored
1
Skipped
30

Benchmarks

160 total
fold_many_lines[100000]
src/uu/fold/benches/fold_bench.rs
CodSpeed Performance Gauge
-6%
80.4 ms85.9 ms
fold_custom_width[50000]
src/uu/fold/benches/fold_bench.rs
CodSpeed Performance Gauge
-3%
33 ms34 ms
du_deep_tree[(100, 3)]
src/uu/du/benches/du_bench.rs
CodSpeed Performance Gauge
+1%
1.2 ms1.2 ms
tsort_input_parsing_heavy[5000]
src/uu/tsort/benches/tsort_bench.rs
CodSpeed Performance Gauge
+1%
85.8 ms85.3 ms
du_max_depth_balanced_tree[(6, 4, 10)]
src/uu/du/benches/du_bench.rs
CodSpeed Performance Gauge
+1%
33 ms32.8 ms
dd_copy_1m_blocks
src/uu/dd/benches/dd_bench.rs
CodSpeed Performance Gauge
+1%
1.5 ms1.5 ms
dd_copy_with_skip
src/uu/dd/benches/dd_bench.rs
CodSpeed Performance Gauge
0%
2.2 ms2.3 ms
cksum_multiple_files
src/uu/cksum/benches/cksum_bench.rs
CodSpeed Performance Gauge
0%
25.4 ms25.3 ms
dd_copy_partial
src/uu/dd/benches/dd_bench.rs
CodSpeed Performance Gauge
0%
558.4 µs556.1 µs
dd_copy_64k_blocks
src/uu/dd/benches/dd_bench.rs
CodSpeed Performance Gauge
0%
601.5 µs603.5 µs
du_summarize_balanced_tree[(5, 4, 10)]
src/uu/du/benches/du_bench.rs
CodSpeed Performance Gauge
0%
8.5 ms8.5 ms
dd_copy_4k_blocks
src/uu/dd/benches/dd_bench.rs
CodSpeed Performance Gauge
0%
1.3 ms1.3 ms
cksum_raw_output
src/uu/cksum/benches/cksum_bench.rs
CodSpeed Performance Gauge
0%
16.9 ms17 ms
du_all_wide_tree[(5000, 500)]
src/uu/du/benches/du_bench.rs
CodSpeed Performance Gauge
0%
18.1 ms18.1 ms
dd_copy_with_seek
src/uu/dd/benches/dd_bench.rs
CodSpeed Performance Gauge
0%
2.3 ms2.3 ms
dd_copy_separate_blocks
src/uu/dd/benches/dd_bench.rs
CodSpeed Performance Gauge
0%
44 ms44.1 ms
sort_unique_utf8_locale
src/uu/sort/benches/sort_locale_utf8_bench.rs
CodSpeed Performance Gauge
0%
37.7 ms37.7 ms
cp_recursive_deep_tree[(120, 4)]
src/uu/cp/benches/cp_bench.rs
CodSpeed Performance Gauge
0%
13.6 ms13.6 ms
cp_preserve_metadata[(5, 4, 10)]
src/uu/cp/benches/cp_bench.rs
CodSpeed Performance Gauge
0%
74.9 ms75 ms
sort_case_sensitive[500000]
src/uu/sort/benches/sort_bench.rs
CodSpeed Performance Gauge
0%
163 ms163.1 ms
dd_copy_8k_blocks
src/uu/dd/benches/dd_bench.rs
CodSpeed Performance Gauge
0%
1 ms1 ms
sort_dictionary_order[500000]
src/uu/sort/benches/sort_bench.rs
CodSpeed Performance Gauge
0%
1.1 s1.1 s
sort_reverse_utf8_locale
src/uu/sort/benches/sort_locale_utf8_bench.rs
CodSpeed Performance Gauge
0%
37.6 ms37.7 ms
dd_copy_default
src/uu/dd/benches/dd_bench.rs
CodSpeed Performance Gauge
0%
14 ms13.9 ms
b64_decode_synthetic
src/uu/base64/benches/base64_bench.rs
CodSpeed Performance Gauge
0%
166.3 µs166.2 µs

Commits

Click on a commit to change the comparison range
Base
main
f60072d
×23
tests: add regression test for char device input
cb20a5f
7 months ago
by SaathwikDasari
fix: use buffered read to prevent hanging on infinite streams like /dev/zero also fixed failure testcases after cargo fmt
bf64d00
7 months ago
by SaathwikDasari
+7.84%
fixed the performance regression hopefully and cargo fmt
12f900d
7 months ago
by SaathwikDasari
0%
fixed the code quality failure
9a67924
7 months ago
by SaathwikDasari
© 2026 CodSpeed Technology
Home Terms Privacy Docs