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 4 10 12.1 18.0 476,742 1,282 6 409,294 5 204,647 osh-native
parse.configure-cpython 33 4 10 12.0 17.4 476,742 1,282 6 408,794 5 204,397 osh-native-souffle
parse.configure-coreutils 166 24 82 41.1 45.9 1,653,330 4,764 12 1,591,976 7 795,988 osh-native
parse.configure-coreutils 143 24 67 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 8.7 101,933 180 2 75,266 1 37,633 osh-native
parse.abuild 9 1 1 2.6 8.1 101,933 180 2 75,136 1 37,568 osh-native-souffle
ex.compute-fib 29 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 175 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 9.2 116,348 270 3 85,502 1 42,751 osh-native
ex.abuild-print-help 22 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 -
105 60 52 3.3 zsh -
16 12 4 28.9 bumpleak/osh mut
20 12 8 28.9 _bin/cxx-opt+bumproot/osh mut
23 15 8 29.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 18 11 25.2 osh-native mut+alloc
31 22 9 25.7 osh-native mut+alloc+free
37 36 0 18.0 osh-native mut+alloc+free+gc
37 33 4 18.2 osh-native mut+alloc+free+gc+exit
44 35 8 32.2 _bin/cxx-opt+nopool/osh mut+alloc
49 45 4 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 12 24.9 osh-native-souffle mut+alloc
29 12 16 25.4 osh-native-souffle mut+alloc+free
33 25 8 17.4 osh-native-souffle mut+alloc+free+gc
34 33 0 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 21 0 1.6 dash -
78 74 4 3.1 bash -
382 215 188 3.7 zsh -
49 38 11 85.0 bumpleak/osh mut
60 52 8 85.1 _bin/cxx-opt+bumproot/osh mut
70 35 35 85.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 60 36 73.6 osh-native mut+alloc
105 60 44 75.2 osh-native mut+alloc+free
166 138 28 45.9 osh-native mut+alloc+free+gc
171 162 8 46.0 osh-native mut+alloc+free+gc+exit
139 95 44 97.9 _bin/cxx-opt+nopool/osh mut+alloc
242 214 28 60.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 51 35 73.0 osh-native-souffle mut+alloc
93 43 51 75.0 osh-native-souffle mut+alloc+free
143 115 28 49.7 osh-native-souffle mut+alloc+free+gc
150 129 20 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 6 0 11.4 bumpleak/osh mut
7 7 0 11.1 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.1 osh-native mut+alloc
9 4 4 10.1 osh-native mut+alloc+free
9 9 0 8.7 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
11 0 11 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.8 osh-native-souffle mut+alloc
9 3 6 9.8 osh-native-souffle mut+alloc+free
9 9 0 8.1 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 24 4 2.9 bash -
24 12 12 3.3 zsh -
18 14 5 31.6 bumpleak/osh mut
26 22 4 32.5 _bin/cxx-opt+bumproot/osh mut
28 20 8 33.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 20 16 26.3 osh-native mut+alloc
39 23 15 26.9 osh-native mut+alloc+free
29 28 0 8.0 osh-native mut+alloc+free+gc
29 25 4 7.9 osh-native mut+alloc+free+gc+exit
55 39 16 36.1 _bin/cxx-opt+nopool/osh mut+alloc
37 36 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 23 8 25.7 osh-native-souffle mut+alloc
32 24 8 26.2 osh-native-souffle mut+alloc+free
22 18 4 7.6 osh-native-souffle mut+alloc+free+gc
23 23 0 7.7 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 -
168 104 64 54.4 bumpleak/osh mut
181 96 84 56.4 _bin/cxx-opt+bumproot/osh mut
196 135 60 56.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 148 64 47.1 osh-native mut+alloc
221 148 72 48.8 osh-native mut+alloc+free
182 133 48 8.8 osh-native mut+alloc+free+gc
182 119 63 8.9 osh-native mut+alloc+free+gc+exit
231 144 88 64.1 _bin/cxx-opt+nopool/osh mut+alloc
211 159 52 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 124 80 46.6 osh-native-souffle mut+alloc
210 121 89 48.4 osh-native-souffle mut+alloc+free
175 134 41 8.4 osh-native-souffle mut+alloc+free+gc
176 116 60 8.1 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 7 3 3.4 dash -
20 18 3 4.3 bash -
18 10 8 3.5 zsh -
20 17 3 12.2 bumpleak/osh mut
21 9 12 12.9 _bin/cxx-opt+bumproot/osh mut
22 13 9 13.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 15 7 11.1 osh-native mut+alloc
22 14 9 11.3 osh-native mut+alloc+free
22 20 3 9.2 osh-native mut+alloc+free+gc
23 16 8 9.0 osh-native mut+alloc+free+gc+exit
24 16 8 12.6 _bin/cxx-opt+nopool/osh mut+alloc
25 14 11 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 16 6 10.6 osh-native-souffle mut+alloc
21 16 5 10.6 osh-native-souffle mut+alloc+free
22 14 8 8.7 osh-native-souffle mut+alloc+free+gc
22 14 9 8.7 osh-native-souffle mut+alloc+free+gc+exit