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 18.1 476,742 1,282 6 409,294 5 204,647 osh-native
parse.configure-cpython 32 3 9 12.0 17.7 476,742 1,282 6 408,794 5 204,397 osh-native-souffle
parse.configure-coreutils 156 21 70 41.1 45.9 1,653,330 4,764 12 1,591,976 7 795,988 osh-native
parse.configure-coreutils 156 28 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 8 1 1 2.6 8.1 101,933 180 2 75,136 1 37,568 osh-native-souffle
ex.compute-fib 28 0 2 2.1 7.7 579,597 22,608 12 50,000 0 2,910 osh-native
ex.compute-fib 22 0 1 2.1 7.6 579,597 22,608 12 50,000 0 2,848 osh-native-souffle
ex.bashcomp-parse-help 180 0 4 10.3 8.8 995,279 15,258 21 50,000 0 3,893 osh-native
ex.bashcomp-parse-help 175 0 3 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 8.9 116,309 277 3 85,502 1 42,751 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,309 277 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 1.4 dash -
23 23 0 3.1 bash -
105 56 55 3.4 zsh -
17 13 4 28.4 bumpleak/osh mut
19 15 4 29.1 _bin/cxx-opt+bumproot/osh mut
23 19 4 28.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 8 21 25.0 osh-native mut+alloc
32 8 24 25.6 osh-native mut+alloc+free
36 24 12 18.1 osh-native mut+alloc+free+gc
38 29 8 18.1 osh-native mut+alloc+free+gc+exit
44 24 20 32.3 _bin/cxx-opt+nopool/osh mut+alloc
50 46 4 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
28 8 19 24.8 osh-native-souffle mut+alloc
29 21 8 25.3 osh-native-souffle mut+alloc+free
32 28 4 17.7 osh-native-souffle mut+alloc+free+gc
34 30 4 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 21 0 1.4 dash -
78 74 4 3.3 bash -
375 166 230 3.5 zsh -
49 41 8 85.9 bumpleak/osh mut
60 55 4 85.4 _bin/cxx-opt+bumproot/osh mut
70 61 8 85.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 64 32 73.4 osh-native mut+alloc
108 52 56 75.4 osh-native mut+alloc+free
156 128 28 45.9 osh-native mut+alloc+free+gc
160 140 20 46.1 osh-native mut+alloc+free+gc+exit
140 84 56 99.6 _bin/cxx-opt+nopool/osh mut+alloc
215 187 28 61.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 56 32 73.0 osh-native-souffle mut+alloc
96 72 24 75.0 osh-native-souffle mut+alloc+free
156 139 16 49.7 osh-native-souffle mut+alloc+free+gc
157 136 20 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 1.3 dash -
6 3 3 2.9 bash -
8 8 0 3.3 zsh -
6 6 0 11.8 bumpleak/osh mut
6 0 6 12.3 _bin/cxx-opt+bumproot/osh mut
7 7 0 13.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.2 osh-native mut+alloc
9 3 6 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 5 5 8.5 osh-native mut+alloc+free+gc+exit
11 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 7 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.8 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
8 4 4 8.1 osh-native-souffle mut+alloc+free+gc
8 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 10 0 1.4 dash -
29 25 4 2.9 bash -
24 16 8 3.1 zsh -
18 14 4 31.1 bumpleak/osh mut
26 22 4 30.9 _bin/cxx-opt+bumproot/osh mut
27 23 4 32.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 32 4 26.0 osh-native mut+alloc
37 28 8 26.2 osh-native mut+alloc+free
28 27 0 7.7 osh-native mut+alloc+free+gc
27 23 4 7.9 osh-native mut+alloc+free+gc+exit
54 29 25 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 22 7 25.6 osh-native-souffle mut+alloc
31 18 13 25.8 osh-native-souffle mut+alloc+free
22 22 0 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
72 60 12 3.3 bash -
168 110 57 54.4 bumpleak/osh mut
180 124 56 55.6 _bin/cxx-opt+bumproot/osh mut
195 147 48 56.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
209 116 92 47.1 osh-native mut+alloc
216 116 100 48.8 osh-native mut+alloc+free
180 144 36 8.8 osh-native mut+alloc+free+gc
181 145 36 8.8 osh-native mut+alloc+free+gc+exit
235 163 72 62.9 _bin/cxx-opt+nopool/osh mut+alloc
212 164 48 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 136 68 46.6 osh-native-souffle mut+alloc
211 129 81 48.4 osh-native-souffle mut+alloc+free
175 107 68 8.3 osh-native-souffle mut+alloc+free+gc
174 126 49 8.3 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 1 3.4 dash -
20 19 1 4.5 bash -
18 8 10 3.5 zsh -
20 12 8 12.8 bumpleak/osh mut
20 15 5 13.7 _bin/cxx-opt+bumproot/osh mut
20 18 3 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 9 12 10.9 osh-native mut+alloc
22 20 3 11.3 osh-native mut+alloc+free
23 13 10 8.9 osh-native mut+alloc+free+gc
23 22 1 9.0 osh-native mut+alloc+free+gc+exit
24 14 11 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 23 2 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 10 10 10.6 osh-native-souffle mut+alloc
21 10 11 10.7 osh-native-souffle mut+alloc+free
21 20 2 8.7 osh-native-souffle mut+alloc+free+gc
22 13 10 8.5 osh-native-souffle mut+alloc+free+gc+exit