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unexpand: save stack size - perf +6.98%
#11787
Comparing
oech3:unexpand-stack
(
eda5aed
) with
main
(
44aff6b
)
CodSpeed Performance Gauge
+7%
Improvement
2
Untouched
307
Ignored
1
Skipped
46
Different runtime environments detected
Some benchmarks with significant performance changes were compared across different runtime environments, which may affect the accuracy of the results.
Learn more about regression causes
.
Benchmarks
Mode
CPU Simulation
Wall Time
Memory
Status
Improvement
Untouched
Ignored
Skipped
356 total
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
unexpand_large_file[10]
src/uu/unexpand/benches/unexpand_bench.rs
CodSpeed Performance Gauge
+7%
305.6 ms
285.6 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
unexpand_many_lines[100000]
src/uu/unexpand/benches/unexpand_bench.rs
CodSpeed Performance Gauge
+7%
145.8 ms
136.3 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
du_summarize_balanced_tree[(5, 4, 10)]
src/uu/du/benches/du_bench.rs
CodSpeed Performance Gauge
+1%
6.8 ms
6.8 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
du_max_depth_balanced_tree[(6, 4, 10)]
src/uu/du/benches/du_bench.rs
CodSpeed Performance Gauge
+1%
26.2 ms
26 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
dd_copy_8k_blocks
src/uu/dd/benches/dd_bench.rs
CodSpeed Performance Gauge
+1%
776 µs
771.4 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
du_deep_tree[(100, 3)]
src/uu/du/benches/du_bench.rs
CodSpeed Performance Gauge
0%
1.1 ms
1.1 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
du_wide_tree[(5000, 500)]
src/uu/du/benches/du_bench.rs
CodSpeed Performance Gauge
0%
9.4 ms
9.4 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
single_date_now
src/uu/date/benches/date_bench.rs
CodSpeed Performance Gauge
0%
85.9 µs
85.8 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
b64_encode_synthetic
src/uu/base64/benches/base64_bench.rs
CodSpeed Performance Gauge
0%
58.7 µs
58.6 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
b64_decode_ignore_garbage_synthetic
src/uu/base64/benches/base64_bench.rs
CodSpeed Performance Gauge
0%
63 µs
63 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
hostname_basic
src/uu/hostname/benches/hostname_bench.rs
CodSpeed Performance Gauge
0%
159.3 µs
159.2 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
wc_bytes_synthetic[1]
src/uu/wc/benches/wc_bench.rs
CodSpeed Performance Gauge
0%
86.5 µs
86.5 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
wc_bytes_synthetic[500]
src/uu/wc/benches/wc_bench.rs
CodSpeed Performance Gauge
0%
86 µs
85.9 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
cp_recursive_wide_tree[(6000, 800)]
src/uu/cp/benches/cp_bench.rs
CodSpeed Performance Gauge
0%
187.6 ms
187.5 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
complex_relative_date
src/uu/date/benches/date_bench.rs
CodSpeed Performance Gauge
0%
135.9 µs
135.8 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
dd_copy_with_seek
src/uu/dd/benches/dd_bench.rs
CodSpeed Performance Gauge
0%
2 ms
2 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
cp_preserve_metadata[(5, 4, 10)]
src/uu/cp/benches/cp_bench.rs
CodSpeed Performance Gauge
0%
73.7 ms
73.6 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
hostname_ip_lookup[100000]
src/uu/hostname/benches/hostname_bench.rs
CodSpeed Performance Gauge
0%
117.5 µs
117.5 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
mv_single_file
src/uu/mv/benches/mv_bench.rs
CodSpeed Performance Gauge
0%
63.2 ms
63.2 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
factor_multiple_u64s[2]
src/uu/factor/benches/factor_bench.rs
CodSpeed Performance Gauge
0%
32.9 ms
32.9 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
df_with_path
src/uu/df/benches/df_bench.rs
CodSpeed Performance Gauge
0%
303.6 µs
303.5 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
df_deep_directory
src/uu/df/benches/df_bench.rs
CodSpeed Performance Gauge
0%
384.9 µs
384.9 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
cp_archive_balanced_tree[(5, 4, 10)]
src/uu/cp/benches/cp_bench.rs
CodSpeed Performance Gauge
0%
77 ms
76.9 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
uniq_case_insensitive[10000]
src/uu/uniq/benches/uniq_bench.rs
CodSpeed Performance Gauge
0%
1.6 ms
1.6 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
sort_mixed_utf8_locale
src/uu/sort/benches/sort_locale_utf8_bench.rs
CodSpeed Performance Gauge
0%
35.6 ms
35.6 ms
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Commits
Click on a commit to change the comparison range
Base
main
44aff6b
+6.98%
unexpand: save stack size
eda5aed
1 day ago
by oech3
© 2026 CodSpeed Technology
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