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 9 12.1 18.0 476,742 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 167 24 81 41.1 45.9 1,653,330 4,764 12 1,591,976 7 795,988 osh-native
parse.configure-coreutils 156 27 78 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 9 1 1 2.6 8.0 101,933 180 2 75,136 1 37,568 osh-native-souffle
ex.compute-fib 28 0 1 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 184 0 4 10.3 8.8 995,279 12,911 21 50,000 0 3,898 osh-native
ex.bashcomp-parse-help 175 0 3 10.3 8.4 995,278 12,911 21 50,000 0 3,838 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.2 116,348 270 3 85,502 1 42,751 osh-native
ex.abuild-print-help 21 1 2 2.8 8.5 116,348 270 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 24 0 3.1 bash -
105 65 47 3.4 zsh -
16 16 0 28.2 bumpleak/osh mut
19 19 0 29.8 _bin/cxx-opt+bumproot/osh mut
22 19 4 29.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 22 7 25.2 osh-native mut+alloc
32 16 16 25.6 osh-native mut+alloc+free
36 24 12 18.0 osh-native mut+alloc+free+gc
37 37 0 18.1 osh-native mut+alloc+free+gc+exit
43 28 16 33.4 _bin/cxx-opt+nopool/osh mut+alloc
49 34 15 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 11 15 24.8 osh-native-souffle mut+alloc
29 25 4 25.3 osh-native-souffle mut+alloc+free
33 29 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 21 0 1.6 dash -
78 78 0 3.3 bash -
380 199 202 3.5 zsh -
48 48 0 85.4 bumpleak/osh mut
59 47 12 85.8 _bin/cxx-opt+bumproot/osh mut
71 67 4 85.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 53 44 73.6 osh-native mut+alloc
106 58 47 75.3 osh-native mut+alloc+free
167 147 20 45.9 osh-native mut+alloc+free+gc
174 141 32 46.0 osh-native mut+alloc+free+gc+exit
138 95 43 98.2 _bin/cxx-opt+nopool/osh mut+alloc
247 214 32 62.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 64 24 73.1 osh-native-souffle mut+alloc
96 48 48 75.0 osh-native-souffle mut+alloc+free
156 123 32 49.5 osh-native-souffle mut+alloc+free+gc
151 135 16 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 0 2 1.4 dash -
6 3 3 3.0 bash -
8 7 0 3.4 zsh -
6 3 3 11.7 bumpleak/osh mut
7 3 3 11.0 _bin/cxx-opt+bumproot/osh mut
8 8 0 11.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 10.1 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
9 6 3 8.5 osh-native mut+alloc+free+gc
9 5 5 8.7 osh-native mut+alloc+free+gc+exit
12 12 0 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
8 0 8 9.7 osh-native-souffle mut+alloc+free
9 4 4 8.0 osh-native-souffle mut+alloc+free+gc
9 9 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 1.4 dash -
29 29 0 2.8 bash -
24 16 8 3.3 zsh -
18 18 0 31.4 bumpleak/osh mut
26 26 0 31.5 _bin/cxx-opt+bumproot/osh mut
29 29 0 32.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 20 16 26.3 osh-native mut+alloc
38 25 13 26.7 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 28 0 7.9 osh-native mut+alloc+free+gc+exit
55 39 16 36.2 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 22 9 25.8 osh-native-souffle mut+alloc
32 16 16 26.3 osh-native-souffle mut+alloc+free
22 21 0 7.6 osh-native-souffle mut+alloc+free+gc
22 21 0 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 68 4 3.1 bash -
168 104 64 54.5 bumpleak/osh mut
181 88 92 54.7 _bin/cxx-opt+bumproot/osh mut
193 120 72 55.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 163 48 47.0 osh-native mut+alloc
217 122 95 48.8 osh-native mut+alloc+free
184 128 56 8.8 osh-native mut+alloc+free+gc
183 127 56 8.8 osh-native mut+alloc+free+gc+exit
235 171 64 63.3 _bin/cxx-opt+nopool/osh mut+alloc
212 156 56 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 129 76 46.6 osh-native-souffle mut+alloc
213 114 98 48.3 osh-native-souffle mut+alloc+free
175 119 56 8.4 osh-native-souffle mut+alloc+free+gc
176 136 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 4 6 3.4 dash -
20 10 10 4.5 bash -
18 5 13 3.5 zsh -
18 13 5 11.6 bumpleak/osh mut
19 17 3 12.3 _bin/cxx-opt+bumproot/osh mut
22 15 8 13.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 17 5 11.0 osh-native mut+alloc
23 11 13 11.1 osh-native mut+alloc+free
22 15 8 9.2 osh-native mut+alloc+free+gc
23 21 3 9.0 osh-native mut+alloc+free+gc+exit
25 15 10 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 19 6 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 5 16 10.5 osh-native-souffle mut+alloc
22 13 9 10.7 osh-native-souffle mut+alloc+free
21 15 7 8.5 osh-native-souffle mut+alloc+free+gc
22 15 8 8.7 osh-native-souffle mut+alloc+free+gc+exit