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 35 3 10 12.1 18.1 476,742 1,282 6 409,294 5 204,647 osh-native
parse.configure-cpython 33 4 10 12.0 17.6 476,742 1,282 6 408,794 5 204,397 osh-native-souffle
parse.configure-coreutils 160 21 76 41.1 45.7 1,653,330 4,764 12 1,591,976 7 795,988 osh-native
parse.configure-coreutils 144 24 67 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 8.3 101,933 180 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 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 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 4 10.3 8.3 995,278 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 8.7 116,348 270 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 3 3 1.6 dash -
23 23 0 3.0 bash -
104 63 48 3.3 zsh -
16 12 4 27.9 bumpleak/osh mut
20 16 4 30.2 _bin/cxx-opt+bumproot/osh mut
23 15 8 28.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 14 14 25.0 osh-native mut+alloc
31 23 8 25.6 osh-native mut+alloc+free
35 27 8 18.1 osh-native mut+alloc+free+gc
36 24 12 18.1 osh-native mut+alloc+free+gc+exit
43 21 21 32.5 _bin/cxx-opt+nopool/osh mut+alloc
47 32 16 22.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 11 15 24.8 osh-native-souffle mut+alloc
28 8 20 25.4 osh-native-souffle mut+alloc+free
33 22 11 17.6 osh-native-souffle mut+alloc+free+gc
33 29 4 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 -
78 78 0 3.1 bash -
373 220 174 3.5 zsh -
50 29 21 85.9 bumpleak/osh mut
61 53 8 86.2 _bin/cxx-opt+bumproot/osh mut
69 53 16 86.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 60 36 73.4 osh-native mut+alloc
105 66 39 75.4 osh-native mut+alloc+free
160 144 16 45.7 osh-native mut+alloc+free+gc
162 138 24 46.0 osh-native mut+alloc+free+gc+exit
138 93 44 99.1 _bin/cxx-opt+nopool/osh mut+alloc
220 184 36 61.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 59 28 73.0 osh-native-souffle mut+alloc
95 62 33 75.0 osh-native-souffle mut+alloc+free
144 107 36 49.5 osh-native-souffle mut+alloc+free+gc
148 119 28 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 2.9 bash -
8 4 4 3.3 zsh -
6 3 3 11.1 bumpleak/osh mut
7 4 4 12.1 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.1 osh-native mut+alloc
9 9 0 10.0 osh-native mut+alloc+free
9 6 3 8.3 osh-native mut+alloc+free+gc
9 5 5 8.8 osh-native mut+alloc+free+gc+exit
12 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.8 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
9 3 6 8.0 osh-native-souffle mut+alloc+free+gc
8 4 4 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 7 3 1.4 dash -
29 29 0 3.0 bash -
24 20 4 3.4 zsh -
18 9 9 31.0 bumpleak/osh mut
26 22 4 32.7 _bin/cxx-opt+bumproot/osh mut
28 20 8 33.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 32 4 26.2 osh-native mut+alloc
37 26 11 26.6 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
28 28 0 7.9 osh-native mut+alloc+free+gc+exit
54 42 12 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 36 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 17 13 25.8 osh-native-souffle mut+alloc
31 15 15 26.2 osh-native-souffle mut+alloc+free
22 14 7 7.6 osh-native-souffle mut+alloc+free+gc
22 22 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 69 4 3.1 bash -
169 98 71 55.0 bumpleak/osh mut
181 130 51 54.4 _bin/cxx-opt+bumproot/osh mut
193 112 80 56.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 146 67 47.1 osh-native mut+alloc
221 134 87 48.8 osh-native mut+alloc+free
184 135 48 8.8 osh-native mut+alloc+free+gc
182 113 69 8.9 osh-native mut+alloc+free+gc+exit
232 156 76 63.2 _bin/cxx-opt+nopool/osh mut+alloc
209 152 56 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 128 76 46.6 osh-native-souffle mut+alloc
209 130 79 48.3 osh-native-souffle mut+alloc+free
175 115 59 8.3 osh-native-souffle mut+alloc+free+gc
173 137 36 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
9 6 3 3.4 dash -
20 16 4 4.3 bash -
17 16 2 3.5 zsh -
19 17 3 12.4 bumpleak/osh mut
21 7 14 13.1 _bin/cxx-opt+bumproot/osh mut
20 17 3 12.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 6 11.0 osh-native mut+alloc
22 12 10 11.0 osh-native mut+alloc+free
22 11 11 9.2 osh-native mut+alloc+free+gc
23 14 9 9.0 osh-native mut+alloc+free+gc+exit
24 16 9 12.6 _bin/cxx-opt+nopool/osh mut+alloc
24 19 6 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 5 15 10.6 osh-native-souffle mut+alloc
21 16 6 10.5 osh-native-souffle mut+alloc+free
21 20 1 8.7 osh-native-souffle mut+alloc+free+gc
21 17 5 8.7 osh-native-souffle mut+alloc+free+gc+exit