benchmarks.md

Performance comparison

strings version 2.38

ASCII chars search, complete file scan (file stream mode)

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
target/release/strings target/debug/strings	864.2 ± 57.0	797.0	986.9	1.04 ± 0.08
strings target/debug/strings	831.4 ± 26.2	804.1	888.2	1.00

Rust variant memory usage and context switches

Maximum resident set size (kbytes): 2448
Voluntary context switches: 2924
Involuntary context switches: 6

C variant memory usage and context switches

Maximum resident set size (kbytes): 2572
Voluntary context switches: 5347
Involuntary context switches: 4

ASCII chars search, only data section(s) scan (in-memory byte array mode)

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
target/release/strings -d target/debug/strings	161.5 ± 4.0	154.4	168.5	3.42 ± 0.21
strings -d target/debug/strings	47.3 ± 2.6	42.6	55.0	1.00

Rust variant memory usage and context switches

Maximum resident set size (kbytes): 23592
Voluntary context switches: 599
Involuntary context switches: 1

C variant memory usage and context switches

Maximum resident set size (kbytes): 4832
Voluntary context switches: 113
Involuntary context switches: 0

Unicode chars search, complete file scan (file stream mode)

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
target/release/strings -u escape target/release/strings	260.3 ± 18.0	233.0	302.5	1.40 ± 0.12
strings -Ue target/release/strings	185.3 ± 9.8	175.8	208.7	1.00

Rust variant memory usage and context switches

Maximum resident set size (kbytes): 2460
Voluntary context switches: 830
Involuntary context switches: 1

C variant memory usage and context switches

Maximum resident set size (kbytes): 7784
Voluntary context switches: 1196
Involuntary context switches: 0