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 18.1 476,742 1,282 6 409,294 5 204,647 osh-native
parse.configure-cpython 34 4 10 12.0 17.8 476,742 1,282 6 408,794 5 204,397 osh-native-souffle
parse.configure-coreutils 174 25 87 41.1 45.7 1,653,330 4,764 12 1,591,976 7 795,988 osh-native
parse.configure-coreutils 151 26 72 44.6 49.7 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 1 2.1 8.0 579,597 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 182 0 4 10.3 8.8 995,279 15,258 21 50,000 0 3,893 osh-native
ex.bashcomp-parse-help 176 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 8.9 116,309 277 3 85,502 1 42,751 osh-native
ex.abuild-print-help 21 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
6 6 0 1.4 dash -
23 23 0 3.1 bash -
106 62 52 3.4 zsh -
17 12 4 27.9 bumpleak/osh mut
20 19 0 29.8 _bin/cxx-opt+bumproot/osh mut
23 22 0 30.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 11 18 25.2 osh-native mut+alloc
32 24 8 25.6 osh-native mut+alloc+free
36 32 4 18.1 osh-native mut+alloc+free+gc
37 36 0 18.2 osh-native mut+alloc+free+gc+exit
44 26 17 33.5 _bin/cxx-opt+nopool/osh mut+alloc
49 44 4 22.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 9 17 24.8 osh-native-souffle mut+alloc
29 11 18 25.2 osh-native-souffle mut+alloc+free
34 18 15 17.8 osh-native-souffle mut+alloc+free+gc
33 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 22 0 1.4 dash -
78 77 0 3.1 bash -
384 219 185 3.4 zsh -
50 37 12 84.7 bumpleak/osh mut
60 44 16 84.5 _bin/cxx-opt+bumproot/osh mut
70 57 12 85.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 80 16 73.5 osh-native mut+alloc
108 52 56 75.1 osh-native mut+alloc+free
174 145 28 45.7 osh-native mut+alloc+free+gc
174 165 8 46.1 osh-native mut+alloc+free+gc+exit
138 75 63 99.5 _bin/cxx-opt+nopool/osh mut+alloc
240 207 32 61.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 44 44 73.3 osh-native-souffle mut+alloc
96 64 32 75.0 osh-native-souffle mut+alloc+free
151 119 32 49.7 osh-native-souffle mut+alloc+free+gc
157 132 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 2.9 bash -
8 8 0 3.1 zsh -
6 6 0 10.5 bumpleak/osh mut
6 6 0 12.2 _bin/cxx-opt+bumproot/osh mut
8 0 8 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 0 9 10.0 osh-native mut+alloc
9 0 9 10.2 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 4 4 8.8 osh-native mut+alloc+free+gc+exit
12 4 8 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 4 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 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
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 -
28 28 0 2.9 bash -
24 23 0 3.1 zsh -
18 14 5 31.1 bumpleak/osh mut
26 21 4 33.1 _bin/cxx-opt+bumproot/osh mut
27 23 4 32.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.0 osh-native mut+alloc
37 29 8 26.2 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
27 27 0 8.0 osh-native mut+alloc+free+gc+exit
54 27 27 35.4 _bin/cxx-opt+nopool/osh mut+alloc
37 29 7 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 29 0 25.6 osh-native-souffle mut+alloc
31 13 17 25.8 osh-native-souffle mut+alloc+free
22 18 4 7.6 osh-native-souffle mut+alloc+free+gc
22 15 7 7.7 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 68 4 3.1 bash -
168 112 56 54.7 bumpleak/osh mut
181 97 85 55.2 _bin/cxx-opt+bumproot/osh mut
205 144 60 55.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 100 111 47.0 osh-native mut+alloc
220 140 80 48.7 osh-native mut+alloc+free
182 109 73 8.8 osh-native mut+alloc+free+gc
182 121 60 8.7 osh-native mut+alloc+free+gc+exit
234 113 121 64.0 _bin/cxx-opt+nopool/osh mut+alloc
210 125 85 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
207 135 72 46.7 osh-native-souffle mut+alloc
214 133 81 48.3 osh-native-souffle mut+alloc+free
176 84 92 8.3 osh-native-souffle mut+alloc+free+gc
174 134 40 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 9 2 3.5 dash -
20 12 8 4.5 bash -
18 8 11 3.5 zsh -
19 9 10 12.1 bumpleak/osh mut
20 13 7 12.4 _bin/cxx-opt+bumproot/osh mut
22 14 8 13.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 13 9 10.9 osh-native mut+alloc
23 11 12 11.0 osh-native mut+alloc+free
22 15 8 8.9 osh-native mut+alloc+free+gc
23 14 9 9.2 osh-native mut+alloc+free+gc+exit
25 8 17 12.7 _bin/cxx-opt+nopool/osh mut+alloc
26 25 1 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 14 6 10.5 osh-native-souffle mut+alloc
21 13 9 10.7 osh-native-souffle mut+alloc+free
21 15 6 8.7 osh-native-souffle mut+alloc+free+gc
22 11 12 8.7 osh-native-souffle mut+alloc+free+gc+exit