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 5 11 12.1 18.0 476,742 1,282 6 409,294 5 204,647 osh-native
parse.configure-cpython 34 4 10 12.0 17.6 476,742 1,282 6 408,794 5 204,397 osh-native-souffle
parse.configure-coreutils 171 26 84 41.1 45.9 1,653,330 4,764 12 1,591,976 7 795,988 osh-native
parse.configure-coreutils 149 26 71 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 180 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 8.9 116,348 270 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 23 0 2.9 bash -
106 54 58 3.4 zsh -
16 15 0 28.7 bumpleak/osh mut
20 12 8 28.5 _bin/cxx-opt+bumproot/osh mut
22 18 4 29.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 15 15 25.2 osh-native mut+alloc
32 20 12 25.6 osh-native mut+alloc+free
37 37 0 18.0 osh-native mut+alloc+free+gc
37 37 0 18.1 osh-native mut+alloc+free+gc+exit
45 26 19 33.0 _bin/cxx-opt+nopool/osh mut+alloc
52 41 11 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
28 23 4 24.9 osh-native-souffle mut+alloc
29 17 12 25.2 osh-native-souffle mut+alloc+free
34 25 8 17.6 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
22 18 4 1.6 dash -
78 77 0 3.3 bash -
380 193 208 3.5 zsh -
49 36 12 84.7 bumpleak/osh mut
59 55 4 86.0 _bin/cxx-opt+bumproot/osh mut
70 46 23 86.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 62 35 73.6 osh-native mut+alloc
106 67 39 75.3 osh-native mut+alloc+free
171 146 24 45.9 osh-native mut+alloc+free+gc
181 153 27 46.1 osh-native mut+alloc+free+gc+exit
140 100 40 99.5 _bin/cxx-opt+nopool/osh mut+alloc
257 222 36 62.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 64 24 73.3 osh-native-souffle mut+alloc
97 53 44 75.0 osh-native-souffle mut+alloc+free
149 110 39 49.5 osh-native-souffle mut+alloc+free+gc
167 135 32 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 3.0 bash -
8 4 4 3.3 zsh -
6 6 0 10.7 bumpleak/osh mut
7 3 3 12.7 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 0 9 10.2 osh-native mut+alloc
9 6 3 10.2 osh-native mut+alloc+free
9 3 6 8.5 osh-native mut+alloc+free+gc
10 6 3 8.8 osh-native mut+alloc+free+gc+exit
11 8 4 11.3 _bin/cxx-opt+nopool/osh mut+alloc
13 9 3 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.8 osh-native-souffle mut+alloc
9 9 0 9.7 osh-native-souffle mut+alloc+free
8 8 0 8.3 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 28 0 2.9 bash -
23 19 4 3.3 zsh -
18 18 0 32.9 bumpleak/osh mut
26 25 0 31.6 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 16 20 26.5 osh-native mut+alloc
39 31 8 26.7 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
29 28 0 7.9 osh-native mut+alloc+free+gc+exit
53 45 8 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 17 13 26.0 osh-native-souffle mut+alloc
32 24 8 26.3 osh-native-souffle mut+alloc+free
22 18 4 7.6 osh-native-souffle mut+alloc+free+gc
23 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 3.0 bash -
171 131 41 54.0 bumpleak/osh mut
181 122 59 55.6 _bin/cxx-opt+bumproot/osh mut
194 135 59 56.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 125 85 47.0 osh-native mut+alloc
219 147 72 48.7 osh-native mut+alloc+free
180 136 44 8.8 osh-native mut+alloc+free+gc
182 146 36 8.8 osh-native mut+alloc+free+gc+exit
235 143 91 64.2 _bin/cxx-opt+nopool/osh mut+alloc
212 132 80 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 140 64 46.6 osh-native-souffle mut+alloc
212 134 77 48.4 osh-native-souffle mut+alloc+free
175 114 61 8.4 osh-native-souffle mut+alloc+free+gc
176 96 80 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 9 1 3.5 dash -
20 12 8 4.5 bash -
18 13 5 3.5 zsh -
18 12 7 11.6 bumpleak/osh mut
20 19 1 13.8 _bin/cxx-opt+bumproot/osh mut
22 14 9 13.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 7 15 11.0 osh-native mut+alloc
22 18 5 11.0 osh-native mut+alloc+free
22 12 11 8.9 osh-native mut+alloc+free+gc
22 20 3 9.2 osh-native mut+alloc+free+gc+exit
25 22 4 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 13 12 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 10 11 10.6 osh-native-souffle mut+alloc
21 11 10 10.7 osh-native-souffle mut+alloc+free
21 17 5 8.5 osh-native-souffle mut+alloc+free+gc
22 15 7 8.7 osh-native-souffle mut+alloc+free+gc+exit