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 9 12.0 17.8 476,672 1,282 6 408,778 5 204,389 osh-native
parse.configure-cpython 33 4 10 12.0 17.6 476,672 1,282 6 408,648 5 204,324 osh-native-souffle
parse.configure-coreutils 156 26 69 46.1 51.7 1,653,260 4,764 12 1,069,144 6 798,653 osh-native
parse.configure-coreutils 162 25 86 41.0 45.5 1,653,259 4,764 12 1,591,700 7 795,850 osh-native-souffle
parse.abuild 9 1 1 2.6 8.4 101,863 180 2 75,120 1 37,560 osh-native
parse.abuild 9 1 2 2.4 7.7 101,863 180 3 87,216 1 43,608 osh-native-souffle
ex.compute-fib 28 0 1 2.4 7.9 584,131 22,608 12 50,000 0 2,837 osh-native
ex.compute-fib 21 0 2 2.4 7.5 584,131 22,608 12 50,000 0 2,776 osh-native-souffle
ex.bashcomp-parse-help 180 0 3 10.3 8.9 995,205 12,911 21 50,000 0 3,831 osh-native
ex.bashcomp-parse-help 175 0 4 10.3 8.5 995,204 12,911 21 50,000 0 3,764 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,278 270 3 85,356 1 42,678 osh-native
ex.abuild-print-help 21 1 2 2.8 8.5 116,278 270 3 85,232 1 42,616 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 23 0 3.1 bash -
104 47 64 3.5 zsh -
16 12 4 29.1 bumpleak/osh mut
19 15 4 29.5 _bin/cxx-opt+bumproot/osh mut
22 19 4 29.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 15 15 25.2 osh-native mut+alloc
32 32 0 25.7 osh-native mut+alloc+free
35 26 9 17.8 osh-native mut+alloc+free+gc
36 28 8 17.8 osh-native mut+alloc+free+gc+exit
43 35 8 33.0 _bin/cxx-opt+nopool/osh mut+alloc
49 32 16 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 19 8 24.8 osh-native-souffle mut+alloc
29 15 15 25.3 osh-native-souffle mut+alloc+free
33 17 17 17.6 osh-native-souffle mut+alloc+free+gc
35 26 9 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
23 23 0 1.6 dash -
77 73 4 3.1 bash -
379 212 189 3.5 zsh -
48 44 4 84.1 bumpleak/osh mut
59 55 4 85.2 _bin/cxx-opt+bumproot/osh mut
70 43 27 85.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 48 48 73.6 osh-native mut+alloc
104 68 36 75.3 osh-native mut+alloc+free
156 140 16 51.7 osh-native mut+alloc+free+gc
163 127 36 52.1 osh-native mut+alloc+free+gc+exit
139 87 52 97.8 _bin/cxx-opt+nopool/osh mut+alloc
224 188 36 71.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 44 44 73.2 osh-native-souffle mut+alloc
97 54 43 75.0 osh-native-souffle mut+alloc+free
162 150 12 45.5 osh-native-souffle mut+alloc+free+gc
163 135 28 45.7 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 3.0 bash -
8 8 0 3.3 zsh -
6 0 6 12.0 bumpleak/osh mut
6 6 0 12.5 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 10.1 osh-native mut+alloc
9 0 9 10.1 osh-native mut+alloc+free
9 9 0 8.4 osh-native mut+alloc+free+gc
9 0 9 8.7 osh-native mut+alloc+free+gc+exit
12 4 8 11.3 _bin/cxx-opt+nopool/osh mut+alloc
11 0 11 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.6 osh-native-souffle mut+alloc
8 0 8 9.6 osh-native-souffle mut+alloc+free
9 9 0 7.7 osh-native-souffle mut+alloc+free+gc
10 10 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
10 10 0 1.4 dash -
29 29 0 2.9 bash -
24 24 0 3.3 zsh -
19 11 7 31.6 bumpleak/osh mut
25 25 0 31.4 _bin/cxx-opt+bumproot/osh mut
28 27 0 33.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.3 osh-native mut+alloc
38 29 8 26.3 osh-native mut+alloc+free
28 24 4 7.9 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
54 37 17 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 36 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 25 4 26.0 osh-native-souffle mut+alloc
32 23 8 26.1 osh-native-souffle mut+alloc+free
21 21 0 7.5 osh-native-souffle mut+alloc+free+gc
22 17 4 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 -
168 100 68 55.3 bumpleak/osh mut
180 104 76 55.2 _bin/cxx-opt+bumproot/osh mut
192 136 56 56.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 132 80 47.0 osh-native mut+alloc
218 149 68 48.7 osh-native mut+alloc+free
180 138 41 8.9 osh-native mut+alloc+free+gc
181 129 52 8.8 osh-native mut+alloc+free+gc+exit
234 137 97 64.1 _bin/cxx-opt+nopool/osh mut+alloc
210 133 77 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 127 76 46.6 osh-native-souffle mut+alloc
211 130 81 48.3 osh-native-souffle mut+alloc+free
175 119 55 8.5 osh-native-souffle mut+alloc+free+gc
176 121 55 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 8 2 3.4 dash -
20 11 9 4.5 bash -
18 8 10 3.4 zsh -
18 10 9 11.9 bumpleak/osh mut
21 11 11 13.2 _bin/cxx-opt+bumproot/osh mut
22 17 5 13.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 11 10 11.0 osh-native mut+alloc
23 13 10 11.1 osh-native mut+alloc+free
22 17 5 9.0 osh-native mut+alloc+free+gc
23 22 1 9.0 osh-native mut+alloc+free+gc+exit
25 23 2 12.6 _bin/cxx-opt+nopool/osh mut+alloc
25 20 6 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 9 10.6 osh-native-souffle mut+alloc
21 19 3 10.7 osh-native-souffle mut+alloc+free
21 18 4 8.5 osh-native-souffle mut+alloc+free+gc
22 20 2 8.5 osh-native-souffle mut+alloc+free+gc+exit