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 38 5 11 12.1 17.8 476,742 1,282 6 409,294 5 204,647 osh-native
parse.configure-cpython 33 3 9 12.0 17.7 476,742 1,282 6 408,794 5 204,397 osh-native-souffle
parse.configure-coreutils 174 27 88 41.1 45.9 1,653,330 4,764 12 1,591,976 7 795,988 osh-native
parse.configure-coreutils 156 26 77 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 9 1 1 2.6 8.3 101,933 180 2 75,136 1 37,568 osh-native-souffle
ex.compute-fib 29 0 2 2.4 7.9 584,198 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 185 0 4 10.3 8.5 995,279 12,911 21 50,000 0 3,898 osh-native
ex.bashcomp-parse-help 177 0 4 10.3 8.1 995,278 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 8.7 116,348 270 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 1.4 dash -
24 24 0 2.9 bash -
106 57 56 3.4 zsh -
16 12 4 28.9 bumpleak/osh mut
19 12 8 29.7 _bin/cxx-opt+bumproot/osh mut
22 13 9 30.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 22 7 25.0 osh-native mut+alloc
32 24 8 25.6 osh-native mut+alloc+free
38 30 8 17.8 osh-native mut+alloc+free+gc
39 34 4 18.1 osh-native mut+alloc+free+gc+exit
44 24 20 32.1 _bin/cxx-opt+nopool/osh mut+alloc
55 51 4 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
28 16 12 24.8 osh-native-souffle mut+alloc
29 17 12 25.3 osh-native-souffle mut+alloc+free
33 29 4 17.7 osh-native-souffle mut+alloc+free+gc
36 36 0 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 1.6 dash -
77 73 4 3.1 bash -
381 232 171 3.5 zsh -
49 41 8 85.0 bumpleak/osh mut
61 49 12 85.2 _bin/cxx-opt+bumproot/osh mut
69 61 8 85.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 67 32 73.4 osh-native mut+alloc
106 77 28 75.4 osh-native mut+alloc+free
174 158 16 45.9 osh-native mut+alloc+free+gc
182 166 16 46.1 osh-native mut+alloc+free+gc+exit
138 93 44 97.8 _bin/cxx-opt+nopool/osh mut+alloc
254 230 24 61.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 68 20 73.2 osh-native-souffle mut+alloc
96 56 40 74.9 osh-native-souffle mut+alloc+free
156 140 16 49.7 osh-native-souffle mut+alloc+free+gc
156 144 12 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 4 4 3.3 zsh -
6 3 3 11.4 bumpleak/osh mut
7 7 0 11.5 _bin/cxx-opt+bumproot/osh mut
7 4 4 10.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 10.1 osh-native mut+alloc
9 6 3 10.1 osh-native mut+alloc+free
9 3 6 8.5 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.8 osh-native-souffle mut+alloc
8 8 0 9.6 osh-native-souffle mut+alloc+free
9 4 4 8.3 osh-native-souffle mut+alloc+free+gc
9 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
11 11 0 1.6 dash -
29 29 0 2.9 bash -
24 12 12 3.3 zsh -
19 19 0 32.0 bumpleak/osh mut
26 21 4 32.3 _bin/cxx-opt+bumproot/osh mut
29 28 0 31.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 24 12 26.3 osh-native mut+alloc
39 34 4 26.6 osh-native mut+alloc+free
29 28 0 7.9 osh-native mut+alloc+free+gc
28 21 7 7.9 osh-native mut+alloc+free+gc+exit
54 39 15 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
36 20 16 26.1 osh-native-souffle mut+alloc
32 20 12 26.3 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
23 23 0 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 72 0 3.3 bash -
167 115 51 54.3 bumpleak/osh mut
181 133 48 54.9 _bin/cxx-opt+bumproot/osh mut
197 133 64 56.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
215 155 60 47.0 osh-native mut+alloc
227 186 40 48.8 osh-native mut+alloc+free
185 116 68 8.5 osh-native mut+alloc+free+gc
184 152 32 8.8 osh-native mut+alloc+free+gc+exit
235 167 68 62.5 _bin/cxx-opt+nopool/osh mut+alloc
212 140 72 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 147 59 46.6 osh-native-souffle mut+alloc
213 120 92 48.4 osh-native-souffle mut+alloc+free
177 133 44 8.1 osh-native-souffle mut+alloc+free+gc
177 100 76 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 2 3.4 dash -
20 13 7 4.3 bash -
18 12 6 3.5 zsh -
18 14 5 13.2 bumpleak/osh mut
19 16 3 13.8 _bin/cxx-opt+bumproot/osh mut
22 16 7 13.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 10 12 11.0 osh-native mut+alloc
23 12 12 11.1 osh-native mut+alloc+free
22 11 12 9.0 osh-native mut+alloc+free+gc
23 11 13 9.0 osh-native mut+alloc+free+gc+exit
25 19 6 12.8 _bin/cxx-opt+nopool/osh mut+alloc
26 20 6 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 9 10.7 osh-native-souffle mut+alloc
22 14 8 10.6 osh-native-souffle mut+alloc+free
21 14 8 8.7 osh-native-souffle mut+alloc+free+gc
22 13 10 8.7 osh-native-souffle mut+alloc+free+gc+exit