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 37 4 10 12.1 18.0 476,742 1,282 6 409,294 5 204,647 osh-native
parse.configure-cpython 34 4 11 12.0 17.7 476,742 1,282 6 408,794 5 204,397 osh-native-souffle
parse.configure-coreutils 176 28 88 41.1 45.9 1,653,330 4,764 12 1,591,976 7 795,988 osh-native
parse.configure-coreutils 152 27 75 44.6 49.5 1,653,329 4,764 12 1,030,678 6 769,423 osh-native-souffle
parse.abuild 10 1 1 2.6 8.7 101,933 180 2 75,266 1 37,633 osh-native
parse.abuild 8 1 1 2.6 8.3 101,933 180 2 75,136 1 37,568 osh-native-souffle
ex.compute-fib 28 0 1 2.1 8.1 579,597 22,608 12 50,000 0 2,910 osh-native
ex.compute-fib 22 0 2 2.1 7.6 579,597 22,608 12 50,000 0 2,848 osh-native-souffle
ex.bashcomp-parse-help 181 0 4 10.3 8.8 995,279 15,258 21 50,000 0 3,893 osh-native
ex.bashcomp-parse-help 174 0 4 10.3 8.3 995,278 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 21 1 2 2.8 8.5 116,309 277 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
6 6 0 1.6 dash -
23 23 0 3.0 bash -
106 57 56 3.4 zsh -
17 12 4 28.1 bumpleak/osh mut
20 11 8 29.9 _bin/cxx-opt+bumproot/osh mut
22 22 0 29.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 19 11 25.0 osh-native mut+alloc
33 24 8 25.7 osh-native mut+alloc+free
37 33 4 18.0 osh-native mut+alloc+free+gc
38 29 8 18.2 osh-native mut+alloc+free+gc+exit
44 28 16 32.8 _bin/cxx-opt+nopool/osh mut+alloc
50 46 4 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 12 15 24.8 osh-native-souffle mut+alloc
29 22 7 25.4 osh-native-souffle mut+alloc+free
34 26 9 17.7 osh-native-souffle mut+alloc+free+gc
36 32 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
21 18 4 1.6 dash -
78 74 4 3.1 bash -
383 221 182 3.7 zsh -
50 42 8 84.0 bumpleak/osh mut
61 49 12 85.2 _bin/cxx-opt+bumproot/osh mut
71 39 31 86.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 66 33 73.4 osh-native mut+alloc
107 83 24 75.4 osh-native mut+alloc+free
176 152 24 45.9 osh-native mut+alloc+free+gc
180 156 24 46.1 osh-native mut+alloc+free+gc+exit
139 96 44 97.7 _bin/cxx-opt+nopool/osh mut+alloc
251 219 32 62.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 52 36 73.1 osh-native-souffle mut+alloc
96 60 36 74.9 osh-native-souffle mut+alloc+free
152 132 20 49.5 osh-native-souffle mut+alloc+free+gc
163 135 28 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 2.9 bash -
8 0 7 3.3 zsh -
6 3 3 12.0 bumpleak/osh mut
7 3 3 11.0 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 3 6 10.1 osh-native mut+alloc
9 6 3 10.0 osh-native mut+alloc+free
10 6 3 8.7 osh-native mut+alloc+free+gc
9 6 3 8.7 osh-native mut+alloc+free+gc+exit
12 4 8 11.4 _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 9.7 osh-native-souffle mut+alloc+free
8 8 0 8.3 osh-native-souffle mut+alloc+free+gc
9 9 0 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 24 4 3.0 bash -
24 20 4 3.3 zsh -
18 18 0 30.9 bumpleak/osh mut
25 21 4 31.4 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 18 18 25.8 osh-native mut+alloc
38 19 19 26.1 osh-native mut+alloc+free
28 28 0 8.1 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
55 38 17 35.4 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 27 4 25.3 osh-native-souffle mut+alloc
32 16 16 26.0 osh-native-souffle mut+alloc+free
22 22 0 7.6 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
73 73 0 3.1 bash -
168 112 56 54.4 bumpleak/osh mut
183 107 75 56.0 _bin/cxx-opt+bumproot/osh mut
195 139 56 55.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 123 87 47.1 osh-native mut+alloc
219 150 69 48.7 osh-native mut+alloc+free
181 132 48 8.8 osh-native mut+alloc+free+gc
182 141 40 8.8 osh-native mut+alloc+free+gc+exit
235 129 105 64.5 _bin/cxx-opt+nopool/osh mut+alloc
212 172 40 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 156 48 46.6 osh-native-souffle mut+alloc
214 133 81 48.3 osh-native-souffle mut+alloc+free
174 118 55 8.3 osh-native-souffle mut+alloc+free+gc
174 115 59 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 6 4 3.4 dash -
20 13 8 4.3 bash -
18 14 5 3.5 zsh -
20 19 1 12.3 bumpleak/osh mut
20 7 13 12.0 _bin/cxx-opt+bumproot/osh mut
21 14 7 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 8 14 11.0 osh-native mut+alloc
24 11 13 11.1 osh-native mut+alloc+free
22 14 9 9.0 osh-native mut+alloc+free+gc
24 17 7 9.0 osh-native mut+alloc+free+gc+exit
25 15 10 12.7 _bin/cxx-opt+nopool/osh mut+alloc
26 10 16 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 8 10.6 osh-native-souffle mut+alloc
21 20 2 10.7 osh-native-souffle mut+alloc+free
21 16 6 8.5 osh-native-souffle mut+alloc+free+gc
22 14 9 8.7 osh-native-souffle mut+alloc+free+gc+exit