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 35 3 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 155 20 71 41.1 45.8 1,653,330 4,764 12 1,591,976 7 795,988 osh-native
parse.configure-coreutils 139 24 58 44.6 49.5 1,653,329 4,764 12 1,030,678 6 769,423 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,933 180 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 2 2.4 8.0 584,198 22,608 12 50,000 0 2,910 osh-native
ex.compute-fib 22 0 1 2.4 7.6 584,198 22,608 12 50,000 0 2,848 osh-native-souffle
ex.bashcomp-parse-help 181 0 4 10.3 8.8 995,279 12,911 21 50,000 0 3,898 osh-native
ex.bashcomp-parse-help 179 0 3 10.3 8.1 995,278 12,911 21 50,000 0 3,838 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,348 270 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 6 0 1.6 dash -
24 19 4 2.9 bash -
104 78 32 3.4 zsh -
16 8 8 28.4 bumpleak/osh mut
19 12 8 28.3 _bin/cxx-opt+bumproot/osh mut
22 15 7 30.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 18 11 25.2 osh-native mut+alloc
30 9 22 25.7 osh-native mut+alloc+free
35 27 8 18.0 osh-native mut+alloc+free+gc
36 28 8 18.1 osh-native mut+alloc+free+gc+exit
43 19 23 32.3 _bin/cxx-opt+nopool/osh mut+alloc
46 30 15 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 11 15 24.9 osh-native-souffle mut+alloc
28 16 12 25.3 osh-native-souffle mut+alloc+free
32 28 4 17.7 osh-native-souffle mut+alloc+free+gc
33 29 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 21 0 1.6 dash -
87 87 0 3.1 bash -
378 206 193 3.7 zsh -
48 36 12 84.3 bumpleak/osh mut
60 48 12 86.1 _bin/cxx-opt+bumproot/osh mut
69 57 12 86.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 49 49 73.5 osh-native mut+alloc
105 81 24 75.4 osh-native mut+alloc+free
155 135 20 45.8 osh-native mut+alloc+free+gc
157 133 24 46.0 osh-native mut+alloc+free+gc+exit
137 84 52 98.4 _bin/cxx-opt+nopool/osh mut+alloc
212 187 24 60.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 48 40 73.2 osh-native-souffle mut+alloc
98 77 20 75.1 osh-native-souffle mut+alloc+free
139 122 16 49.5 osh-native-souffle mut+alloc+free+gc
138 134 4 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 1.3 dash -
6 3 3 2.9 bash -
8 8 0 3.3 zsh -
6 6 0 11.7 bumpleak/osh mut
6 3 3 12.8 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.2 osh-native mut+alloc
9 4 4 10.2 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
12 11 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 7 0 9.8 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
8 4 4 8.3 osh-native-souffle mut+alloc+free+gc
8 4 4 8.4 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 25 4 2.9 bash -
24 16 8 3.3 zsh -
18 18 0 30.8 bumpleak/osh mut
26 18 7 32.9 _bin/cxx-opt+bumproot/osh mut
28 20 8 33.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.2 osh-native mut+alloc
38 25 13 26.7 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
28 28 0 7.9 osh-native mut+alloc+free+gc+exit
54 35 19 35.8 _bin/cxx-opt+nopool/osh mut+alloc
36 32 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 15 15 26.0 osh-native-souffle mut+alloc
31 16 16 26.3 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
22 18 4 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
73 65 8 3.1 bash -
169 133 36 54.1 bumpleak/osh mut
178 109 69 54.8 _bin/cxx-opt+bumproot/osh mut
194 137 56 56.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
209 122 87 47.1 osh-native mut+alloc
216 116 100 48.8 osh-native mut+alloc+free
181 128 52 8.8 osh-native mut+alloc+free+gc
181 141 40 8.7 osh-native mut+alloc+free+gc+exit
232 148 84 64.4 _bin/cxx-opt+nopool/osh mut+alloc
209 152 56 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 144 60 46.6 osh-native-souffle mut+alloc
210 117 93 48.4 osh-native-souffle mut+alloc+free
179 87 91 8.1 osh-native-souffle mut+alloc+free+gc
173 132 40 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 4 6 3.3 dash -
20 18 2 4.5 bash -
18 11 7 3.4 zsh -
18 12 6 11.6 bumpleak/osh mut
19 12 7 12.5 _bin/cxx-opt+bumproot/osh mut
21 16 5 13.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 14 7 11.0 osh-native mut+alloc
22 12 11 11.1 osh-native mut+alloc+free
22 20 2 9.0 osh-native mut+alloc+free+gc
23 12 11 9.0 osh-native mut+alloc+free+gc+exit
24 16 8 12.7 _bin/cxx-opt+nopool/osh mut+alloc
24 17 7 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 14 6 10.6 osh-native-souffle mut+alloc
21 11 10 10.7 osh-native-souffle mut+alloc+free
21 17 4 8.7 osh-native-souffle mut+alloc+free+gc
21 18 4 8.5 osh-native-souffle mut+alloc+free+gc+exit