Memory Management Overhead

Source code: oil/benchmarks/gc.sh

GC Stats

task elapsed ms max gc millis total gc millis allocated MB max rss MB num allocated num gc points num gc done gc threshold num growths max survived shell label
parse.configure-cpython 36 4 10 12.1 18.0 476,742 1,282 6 409,294 5 204,647 osh-native
parse.configure-cpython 32 3 9 12.0 17.7 476,742 1,282 6 408,794 5 204,397 osh-native-souffle
parse.configure-coreutils 154 20 68 41.1 45.8 1,653,330 4,764 12 1,591,976 7 795,988 osh-native
parse.configure-coreutils 135 23 58 44.6 49.8 1,653,329 4,764 12 1,030,678 6 769,423 osh-native-souffle
parse.abuild 9 1 1 2.6 8.7 101,933 180 2 75,266 1 37,633 osh-native
parse.abuild 8 1 1 2.6 8.1 101,933 180 2 75,136 1 37,568 osh-native-souffle
ex.compute-fib 28 0 1 2.4 8.0 584,198 22,608 12 50,000 0 2,910 osh-native
ex.compute-fib 22 0 1 2.4 7.5 584,198 22,608 12 50,000 0 2,848 osh-native-souffle
ex.bashcomp-parse-help 182 0 3 10.3 8.8 995,279 12,911 21 50,000 0 3,898 osh-native
ex.bashcomp-parse-help 175 0 3 10.3 8.4 995,278 12,911 21 50,000 0 3,838 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 8.9 116,348 270 3 85,502 1 42,751 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,348 270 3 85,378 1 42,689 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
6 3 3 1.6 dash -
23 19 4 3.1 bash -
104 67 44 3.4 zsh -
16 4 12 29.4 bumpleak/osh mut
20 12 8 28.6 _bin/cxx-opt+bumproot/osh mut
23 15 8 28.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 26 4 25.3 osh-native mut+alloc
31 16 16 25.6 osh-native mut+alloc+free
36 31 4 18.0 osh-native mut+alloc+free+gc
36 32 4 18.1 osh-native mut+alloc+free+gc+exit
43 12 31 32.1 _bin/cxx-opt+nopool/osh mut+alloc
47 31 16 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 22 4 24.6 osh-native-souffle mut+alloc
28 24 4 25.3 osh-native-souffle mut+alloc+free
32 24 8 17.7 osh-native-souffle mut+alloc+free+gc
33 28 4 17.8 osh-native-souffle mut+alloc+free+gc+exit

parse.configure-coreutils

Parsing the autoconf-generated configure script from GNU coreutils.

Note that unlike other shells, osh -n retains all nodes on purpose. (See the parser benchmark).

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
22 13 9 1.6 dash -
77 77 0 3.3 bash -
379 218 181 3.3 zsh -
47 35 12 85.7 bumpleak/osh mut
59 51 8 85.3 _bin/cxx-opt+bumproot/osh mut
70 57 12 85.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 89 8 73.4 osh-native mut+alloc
105 61 44 75.4 osh-native mut+alloc+free
154 133 20 45.8 osh-native mut+alloc+free+gc
156 136 20 46.1 osh-native mut+alloc+free+gc+exit
138 105 32 99.5 _bin/cxx-opt+nopool/osh mut+alloc
224 203 20 61.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 50 37 73.0 osh-native-souffle mut+alloc
95 55 40 75.0 osh-native-souffle mut+alloc+free
135 110 24 49.8 osh-native-souffle mut+alloc+free+gc
139 95 44 50.2 osh-native-souffle mut+alloc+free+gc+exit

parse.abuild

Parsing abuild from Alpine Linux.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
2 2 0 1.4 dash -
6 6 0 3.0 bash -
8 0 8 3.3 zsh -
6 6 0 11.7 bumpleak/osh mut
6 6 0 12.4 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.2 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
9 4 4 8.7 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
12 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.8 osh-native-souffle mut+alloc
8 4 4 9.6 osh-native-souffle mut+alloc+free
8 8 0 8.1 osh-native-souffle mut+alloc+free+gc
8 3 5 8.3 osh-native-souffle mut+alloc+free+gc+exit

ex.compute-fib

A synthetic benchmark for POSIX shell arithmetic.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
11 11 0 1.4 dash -
29 28 0 3.0 bash -
26 22 4 3.3 zsh -
19 14 5 31.6 bumpleak/osh mut
26 17 9 32.9 _bin/cxx-opt+bumproot/osh mut
29 28 0 31.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 26 11 26.3 osh-native mut+alloc
37 33 4 26.7 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
54 46 8 36.4 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 22 7 26.0 osh-native-souffle mut+alloc
31 23 8 26.3 osh-native-souffle mut+alloc+free
22 14 7 7.5 osh-native-souffle mut+alloc+free+gc
22 18 4 7.6 osh-native-souffle mut+alloc+free+gc+exit

ex.bashcomp-parse-help

A realistic bash-completion workload.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
72 64 8 3.3 bash -
168 104 64 54.1 bumpleak/osh mut
180 104 76 56.3 _bin/cxx-opt+bumproot/osh mut
194 129 65 56.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 141 69 47.0 osh-native mut+alloc
217 160 56 48.8 osh-native mut+alloc+free
182 127 55 8.8 osh-native mut+alloc+free+gc
182 150 32 8.8 osh-native mut+alloc+free+gc+exit
235 143 91 64.2 _bin/cxx-opt+nopool/osh mut+alloc
210 146 63 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 142 61 46.6 osh-native-souffle mut+alloc
211 108 104 48.4 osh-native-souffle mut+alloc+free
175 111 64 8.4 osh-native-souffle mut+alloc+free+gc
175 120 56 8.3 osh-native-souffle mut+alloc+free+gc+exit

ex.abuild-print-help

Running abuild -h from Alpine Linux.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
10 4 6 3.4 dash -
19 13 6 4.3 bash -
18 17 1 3.5 zsh -
20 20 0 12.9 bumpleak/osh mut
19 18 2 12.2 _bin/cxx-opt+bumproot/osh mut
21 7 15 13.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 13 9 11.1 osh-native mut+alloc
22 16 6 11.1 osh-native mut+alloc+free
23 13 10 8.9 osh-native mut+alloc+free+gc
23 14 9 9.0 osh-native mut+alloc+free+gc+exit
24 11 14 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 15 10 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 15 6 10.6 osh-native-souffle mut+alloc
21 13 9 10.6 osh-native-souffle mut+alloc+free
21 19 3 8.7 osh-native-souffle mut+alloc+free+gc
21 14 7 8.7 osh-native-souffle mut+alloc+free+gc+exit