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 17.8 476,742 1,282 6 409,294 5 204,647 osh-native
parse.configure-cpython 32 4 10 12.0 17.6 476,742 1,282 6 408,794 5 204,397 osh-native-souffle
parse.configure-coreutils 154 20 69 41.1 45.7 1,653,330 4,764 12 1,591,976 7 795,988 osh-native
parse.configure-coreutils 135 23 59 44.6 49.7 1,653,329 4,764 12 1,030,678 6 769,423 osh-native-souffle
parse.abuild 9 1 2 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 2 2.4 7.6 584,198 22,608 12 50,000 0 2,848 osh-native-souffle
ex.bashcomp-parse-help 182 0 4 10.3 8.8 995,279 12,911 21 50,000 0 3,898 osh-native
ex.bashcomp-parse-help 174 0 4 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 9.0 116,348 270 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 3 3 1.6 dash -
23 19 4 3.1 bash -
105 51 60 3.3 zsh -
16 12 4 28.7 bumpleak/osh mut
22 21 0 28.3 _bin/cxx-opt+bumproot/osh mut
22 19 4 29.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 21 8 25.2 osh-native mut+alloc
31 26 4 25.6 osh-native mut+alloc+free
36 32 4 17.8 osh-native mut+alloc+free+gc
36 32 4 18.2 osh-native mut+alloc+free+gc+exit
43 35 8 33.2 _bin/cxx-opt+nopool/osh mut+alloc
48 40 8 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 21 4 24.9 osh-native-souffle mut+alloc
28 24 4 25.3 osh-native-souffle mut+alloc+free
32 20 12 17.6 osh-native-souffle mut+alloc+free+gc
33 33 0 17.6 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 21 0 1.4 dash -
77 77 0 3.1 bash -
380 230 169 3.5 zsh -
48 36 12 85.5 bumpleak/osh mut
59 55 4 84.6 _bin/cxx-opt+bumproot/osh mut
73 53 19 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 60 36 73.4 osh-native mut+alloc
104 76 28 75.3 osh-native mut+alloc+free
154 127 28 45.7 osh-native mut+alloc+free+gc
156 140 16 46.1 osh-native mut+alloc+free+gc+exit
138 86 51 98.6 _bin/cxx-opt+nopool/osh mut+alloc
211 179 32 60.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 43 43 73.1 osh-native-souffle mut+alloc
97 54 43 75.0 osh-native-souffle mut+alloc+free
135 123 12 49.7 osh-native-souffle mut+alloc+free+gc
141 121 20 50.2 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 3 3 2.9 bash -
8 4 4 3.3 zsh -
6 3 3 12.3 bumpleak/osh mut
6 6 0 12.4 _bin/cxx-opt+bumproot/osh mut
7 0 7 11.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.1 osh-native mut+alloc
8 4 4 10.1 osh-native mut+alloc+free
9 6 3 8.5 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
11 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 7 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 4 4 9.7 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
8 8 0 8.3 osh-native-souffle mut+alloc+free+gc
9 8 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 28 0 3.0 bash -
24 20 4 3.3 zsh -
18 9 9 32.0 bumpleak/osh mut
26 21 4 33.1 _bin/cxx-opt+bumproot/osh mut
28 20 8 31.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.3 osh-native mut+alloc
37 29 8 26.7 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
53 37 16 36.1 _bin/cxx-opt+nopool/osh mut+alloc
36 36 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 21 8 26.0 osh-native-souffle mut+alloc
31 27 4 26.3 osh-native-souffle mut+alloc+free
22 18 4 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 65 8 3.1 bash -
166 111 55 54.1 bumpleak/osh mut
180 116 64 55.4 _bin/cxx-opt+bumproot/osh mut
192 140 52 57.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 139 72 47.1 osh-native mut+alloc
217 126 91 48.8 osh-native mut+alloc+free
182 142 39 8.8 osh-native mut+alloc+free+gc
180 120 60 8.9 osh-native mut+alloc+free+gc+exit
232 148 84 63.2 _bin/cxx-opt+nopool/osh mut+alloc
208 136 72 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
202 123 79 46.6 osh-native-souffle mut+alloc
209 121 89 48.4 osh-native-souffle mut+alloc+free
174 111 63 8.4 osh-native-souffle mut+alloc+free+gc
176 116 60 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 5 6 3.5 dash -
19 17 2 4.5 bash -
18 10 8 3.4 zsh -
18 7 12 11.8 bumpleak/osh mut
19 16 4 11.9 _bin/cxx-opt+bumproot/osh mut
22 13 9 13.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
20 6 15 10.9 osh-native mut+alloc
22 13 9 11.1 osh-native mut+alloc+free
22 14 9 9.0 osh-native mut+alloc+free+gc
22 14 8 9.2 osh-native mut+alloc+free+gc+exit
24 21 4 12.6 _bin/cxx-opt+nopool/osh mut+alloc
25 23 2 9.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 12 9 10.6 osh-native-souffle mut+alloc
21 15 7 10.7 osh-native-souffle mut+alloc+free
21 17 4 8.5 osh-native-souffle mut+alloc+free+gc
21 14 7 8.7 osh-native-souffle mut+alloc+free+gc+exit