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 17.7 476,742 1,282 6 409,294 5 204,647 osh-native
parse.configure-cpython 33 4 10 12.0 17.7 476,742 1,282 6 408,794 5 204,397 osh-native-souffle
parse.configure-coreutils 151 20 67 41.1 45.9 1,653,330 4,764 12 1,591,976 7 795,988 osh-native
parse.configure-coreutils 139 24 64 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 8.4 101,933 180 2 75,266 1 37,633 osh-native
parse.abuild 9 1 2 2.6 8.3 101,933 180 2 75,136 1 37,568 osh-native-souffle
ex.compute-fib 28 0 1 2.1 7.9 579,597 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 3 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 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 1.6 dash -
23 23 0 3.0 bash -
105 58 53 3.5 zsh -
16 12 4 29.7 bumpleak/osh mut
19 19 0 28.7 _bin/cxx-opt+bumproot/osh mut
22 17 4 30.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 25 4 25.2 osh-native mut+alloc
32 16 16 25.7 osh-native mut+alloc+free
36 28 8 17.7 osh-native mut+alloc+free+gc
37 22 15 18.2 osh-native mut+alloc+free+gc+exit
43 27 16 32.7 _bin/cxx-opt+nopool/osh mut+alloc
48 43 4 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.6 osh-native-souffle mut+alloc
28 8 20 25.3 osh-native-souffle mut+alloc+free
33 28 4 17.7 osh-native-souffle mut+alloc+free+gc
34 22 11 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 18 4 1.4 dash -
78 77 0 3.1 bash -
374 220 176 3.5 zsh -
50 34 15 84.9 bumpleak/osh mut
59 51 8 85.6 _bin/cxx-opt+bumproot/osh mut
69 50 19 85.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 72 24 73.4 osh-native mut+alloc
105 70 35 75.2 osh-native mut+alloc+free
151 127 24 45.9 osh-native mut+alloc+free+gc
159 138 20 46.0 osh-native mut+alloc+free+gc+exit
137 97 39 99.1 _bin/cxx-opt+nopool/osh mut+alloc
214 190 24 61.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 55 31 73.3 osh-native-souffle mut+alloc
95 47 47 74.9 osh-native-souffle mut+alloc+free
139 130 8 49.7 osh-native-souffle mut+alloc+free+gc
148 124 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 1.3 dash -
6 6 0 3.0 bash -
8 0 7 3.3 zsh -
6 6 0 11.8 bumpleak/osh mut
6 6 0 12.3 _bin/cxx-opt+bumproot/osh mut
8 8 0 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.1 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
9 6 3 8.4 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 4 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 0 7 9.7 osh-native-souffle mut+alloc
8 8 0 9.6 osh-native-souffle mut+alloc+free
9 8 0 8.3 osh-native-souffle mut+alloc+free+gc
8 8 0 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 1.6 dash -
29 28 0 2.9 bash -
24 24 0 3.3 zsh -
19 19 0 32.2 bumpleak/osh mut
25 21 4 31.3 _bin/cxx-opt+bumproot/osh mut
27 27 0 32.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 25.8 osh-native mut+alloc
37 28 8 26.2 osh-native mut+alloc+free
28 28 0 7.9 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
54 34 19 35.4 _bin/cxx-opt+nopool/osh mut+alloc
37 30 7 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 17 13 25.6 osh-native-souffle mut+alloc
31 17 13 25.8 osh-native-souffle mut+alloc+free
22 14 7 7.6 osh-native-souffle mut+alloc+free+gc
22 17 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
73 69 4 3.3 bash -
168 124 44 55.5 bumpleak/osh mut
180 121 59 55.0 _bin/cxx-opt+bumproot/osh mut
197 122 75 56.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
209 126 83 47.1 osh-native mut+alloc
217 146 71 48.7 osh-native mut+alloc+free
182 146 36 8.8 osh-native mut+alloc+free+gc
184 160 24 8.8 osh-native mut+alloc+free+gc+exit
232 180 52 63.4 _bin/cxx-opt+nopool/osh mut+alloc
213 138 75 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 139 64 46.6 osh-native-souffle mut+alloc
210 158 51 48.5 osh-native-souffle mut+alloc+free
174 99 75 8.3 osh-native-souffle mut+alloc+free+gc
175 123 52 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 -
21 10 11 4.5 bash -
18 12 7 3.4 zsh -
19 6 13 12.2 bumpleak/osh mut
19 12 8 11.8 _bin/cxx-opt+bumproot/osh mut
19 16 4 12.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 19 3 11.0 osh-native mut+alloc
22 16 6 11.3 osh-native mut+alloc+free
22 16 6 8.9 osh-native mut+alloc+free+gc
22 19 4 9.0 osh-native mut+alloc+free+gc+exit
24 16 8 12.7 _bin/cxx-opt+nopool/osh mut+alloc
24 15 10 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 14 6 10.6 osh-native-souffle mut+alloc
21 19 2 10.9 osh-native-souffle mut+alloc+free
21 15 7 8.7 osh-native-souffle mut+alloc+free+gc
21 16 6 8.7 osh-native-souffle mut+alloc+free+gc+exit