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 3 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 17.6 476,742 1,282 6 408,794 5 204,397 osh-native-souffle
parse.configure-coreutils 157 24 72 41.1 45.9 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 8.7 101,933 180 2 75,266 1 37,633 osh-native
parse.abuild 9 1 2 2.6 8.1 101,933 180 2 75,136 1 37,568 osh-native-souffle
ex.compute-fib 28 0 1 2.1 8.0 579,597 22,608 12 50,000 0 2,910 osh-native
ex.compute-fib 21 0 2 2.1 7.6 579,597 22,608 12 50,000 0 2,848 osh-native-souffle
ex.bashcomp-parse-help 182 0 4 10.3 8.9 995,279 15,258 21 50,000 0 3,893 osh-native
ex.bashcomp-parse-help 175 0 4 10.3 8.3 995,278 15,258 21 50,000 0 3,838 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.2 116,309 277 3 85,502 1 42,751 osh-native
ex.abuild-print-help 22 1 2 2.8 8.8 116,309 277 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 -
23 19 4 3.0 bash -
105 63 48 3.4 zsh -
17 10 7 29.1 bumpleak/osh mut
19 14 5 30.1 _bin/cxx-opt+bumproot/osh mut
22 11 11 28.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 25 4 25.0 osh-native mut+alloc
32 16 16 25.6 osh-native mut+alloc+free
36 32 4 18.0 osh-native mut+alloc+free+gc
36 28 8 18.2 osh-native mut+alloc+free+gc+exit
43 24 20 33.2 _bin/cxx-opt+nopool/osh mut+alloc
49 45 4 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 19 7 24.9 osh-native-souffle mut+alloc
29 14 14 25.3 osh-native-souffle mut+alloc+free
33 22 11 17.6 osh-native-souffle mut+alloc+free+gc
34 26 8 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
21 21 0 1.6 dash -
78 74 4 3.3 bash -
375 215 180 3.5 zsh -
49 37 12 84.6 bumpleak/osh mut
59 51 8 86.2 _bin/cxx-opt+bumproot/osh mut
70 47 23 86.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
95 63 32 73.4 osh-native mut+alloc
105 81 24 75.4 osh-native mut+alloc+free
157 144 12 45.9 osh-native mut+alloc+free+gc
158 134 24 46.0 osh-native mut+alloc+free+gc+exit
139 110 29 98.3 _bin/cxx-opt+nopool/osh mut+alloc
211 191 20 62.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 51 35 73.0 osh-native-souffle mut+alloc
94 78 16 75.0 osh-native-souffle mut+alloc+free
144 119 24 49.5 osh-native-souffle mut+alloc+free+gc
149 132 16 50.4 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 3.0 bash -
8 0 7 3.4 zsh -
7 3 3 11.5 bumpleak/osh mut
7 4 4 12.1 _bin/cxx-opt+bumproot/osh mut
8 8 0 12.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 3 6 10.2 osh-native mut+alloc
9 6 3 10.1 osh-native mut+alloc+free
9 9 0 8.7 osh-native mut+alloc+free+gc
9 5 5 8.7 osh-native mut+alloc+free+gc+exit
12 12 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.3 _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 9 0 8.1 osh-native-souffle mut+alloc+free+gc
9 9 0 8.1 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
12 12 0 1.4 dash -
29 29 0 2.8 bash -
24 16 8 3.4 zsh -
18 18 0 31.2 bumpleak/osh mut
25 17 8 32.6 _bin/cxx-opt+bumproot/osh mut
27 26 0 32.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.1 osh-native mut+alloc
36 18 18 26.2 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 27 0 8.0 osh-native mut+alloc+free+gc+exit
54 54 0 35.5 _bin/cxx-opt+nopool/osh mut+alloc
36 32 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 15 15 25.6 osh-native-souffle mut+alloc
30 15 15 26.0 osh-native-souffle mut+alloc+free
21 14 7 7.6 osh-native-souffle mut+alloc+free+gc
22 22 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 69 4 3.1 bash -
169 112 56 55.4 bumpleak/osh mut
180 136 44 56.1 _bin/cxx-opt+bumproot/osh mut
193 137 56 56.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 125 85 47.1 osh-native mut+alloc
217 161 56 48.7 osh-native mut+alloc+free
182 149 32 8.9 osh-native mut+alloc+free+gc
183 114 69 8.8 osh-native mut+alloc+free+gc+exit
234 173 60 62.6 _bin/cxx-opt+nopool/osh mut+alloc
210 149 60 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
201 104 96 46.5 osh-native-souffle mut+alloc
210 159 52 48.3 osh-native-souffle mut+alloc+free
175 103 71 8.3 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 6 4 3.5 dash -
20 16 4 4.3 bash -
18 10 8 3.5 zsh -
20 11 9 12.5 bumpleak/osh mut
21 14 7 13.3 _bin/cxx-opt+bumproot/osh mut
20 11 10 13.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 19 3 10.9 osh-native mut+alloc
23 15 8 11.1 osh-native mut+alloc+free
23 15 8 9.2 osh-native mut+alloc+free+gc
23 15 9 9.0 osh-native mut+alloc+free+gc+exit
24 13 12 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 24 2 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 7 10.6 osh-native-souffle mut+alloc
22 22 0 10.9 osh-native-souffle mut+alloc+free
22 14 9 8.8 osh-native-souffle mut+alloc+free+gc
22 15 7 8.7 osh-native-souffle mut+alloc+free+gc+exit