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 3 9 12.1 18.0 476,742 1,282 6 409,294 5 204,647 osh-native
parse.configure-cpython 34 4 11 12.0 17.6 476,742 1,282 6 408,794 5 204,397 osh-native-souffle
parse.configure-coreutils 170 28 84 41.1 45.9 1,653,330 4,764 12 1,591,976 7 795,988 osh-native
parse.configure-coreutils 150 26 73 44.6 49.7 1,653,329 4,764 12 1,030,678 6 769,423 osh-native-souffle
parse.abuild 10 1 1 2.6 8.4 101,933 180 2 75,266 1 37,633 osh-native
parse.abuild 8 1 1 2.6 8.3 101,933 180 2 75,136 1 37,568 osh-native-souffle
ex.compute-fib 28 0 1 2.1 8.0 579,597 22,608 12 50,000 0 2,910 osh-native
ex.compute-fib 23 0 2 2.1 7.5 579,597 22,608 12 50,000 0 2,848 osh-native-souffle
ex.bashcomp-parse-help 182 0 4 10.3 8.8 995,279 15,258 21 50,000 0 3,893 osh-native
ex.bashcomp-parse-help 178 0 4 10.3 8.1 995,278 15,258 21 50,000 0 3,838 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,309 277 3 85,502 1 42,751 osh-native
ex.abuild-print-help 22 1 2 2.8 8.7 116,309 277 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
7 6 0 1.4 dash -
23 19 4 2.9 bash -
107 59 54 3.4 zsh -
16 8 8 28.4 bumpleak/osh mut
20 12 8 28.3 _bin/cxx-opt+bumproot/osh mut
22 22 0 29.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 26 4 25.2 osh-native mut+alloc
32 20 12 25.6 osh-native mut+alloc+free
36 31 4 18.0 osh-native mut+alloc+free+gc
36 24 12 18.2 osh-native mut+alloc+free+gc+exit
44 32 12 31.9 _bin/cxx-opt+nopool/osh mut+alloc
51 35 16 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 19 8 24.9 osh-native-souffle mut+alloc
29 18 11 25.3 osh-native-souffle mut+alloc+free
34 26 8 17.6 osh-native-souffle mut+alloc+free+gc
35 30 4 17.7 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 17 4 1.4 dash -
78 77 0 3.0 bash -
379 200 200 3.5 zsh -
50 37 12 84.0 bumpleak/osh mut
59 51 8 85.8 _bin/cxx-opt+bumproot/osh mut
71 41 29 85.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 58 39 73.4 osh-native mut+alloc
106 73 32 75.4 osh-native mut+alloc+free
170 158 12 45.9 osh-native mut+alloc+free+gc
176 156 20 46.0 osh-native mut+alloc+free+gc+exit
137 78 58 97.9 _bin/cxx-opt+nopool/osh mut+alloc
242 214 28 61.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 44 44 73.2 osh-native-souffle mut+alloc
95 65 29 75.0 osh-native-souffle mut+alloc+free
150 121 28 49.7 osh-native-souffle mut+alloc+free+gc
153 128 24 50.3 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 7 3.3 zsh -
7 3 3 11.4 bumpleak/osh mut
6 6 0 12.5 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 8 0 10.1 osh-native mut+alloc
9 4 4 10.1 osh-native mut+alloc+free
10 10 0 8.4 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
12 4 8 11.3 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.8 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
8 3 6 8.3 osh-native-souffle mut+alloc+free+gc
9 4 4 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
10 10 0 1.4 dash -
29 24 4 2.9 bash -
24 20 4 3.1 zsh -
18 9 9 31.9 bumpleak/osh mut
25 22 4 31.5 _bin/cxx-opt+bumproot/osh mut
28 21 7 31.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 28 8 26.0 osh-native mut+alloc
38 29 8 26.1 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
28 28 0 8.1 osh-native mut+alloc+free+gc+exit
55 29 25 35.6 _bin/cxx-opt+nopool/osh mut+alloc
38 30 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 15 15 25.6 osh-native-souffle mut+alloc
32 32 0 25.8 osh-native-souffle mut+alloc+free
23 23 0 7.5 osh-native-souffle mut+alloc+free+gc
22 22 0 7.5 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
74 62 12 3.1 bash -
169 118 51 53.9 bumpleak/osh mut
182 111 71 56.3 _bin/cxx-opt+bumproot/osh mut
195 143 52 57.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 154 59 47.1 osh-native mut+alloc
223 151 72 48.8 osh-native mut+alloc+free
182 133 48 8.8 osh-native mut+alloc+free+gc
182 127 55 8.8 osh-native mut+alloc+free+gc+exit
236 172 64 63.3 _bin/cxx-opt+nopool/osh mut+alloc
213 177 36 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 142 65 46.6 osh-native-souffle mut+alloc
216 160 56 48.3 osh-native-souffle mut+alloc+free
178 125 53 8.1 osh-native-souffle mut+alloc+free+gc
178 130 47 8.4 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 9 1 3.5 dash -
20 17 3 4.3 bash -
18 7 12 3.5 zsh -
20 17 3 12.2 bumpleak/osh mut
21 20 2 12.7 _bin/cxx-opt+bumproot/osh mut
21 5 16 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 7 11.0 osh-native mut+alloc
23 12 11 11.1 osh-native mut+alloc+free
22 15 7 9.0 osh-native mut+alloc+free+gc
24 19 5 9.2 osh-native mut+alloc+free+gc+exit
25 14 12 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 24 2 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 6 16 10.5 osh-native-souffle mut+alloc
22 5 17 10.7 osh-native-souffle mut+alloc+free
22 14 8 8.7 osh-native-souffle mut+alloc+free+gc
22 14 8 8.5 osh-native-souffle mut+alloc+free+gc+exit