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 17.8 476,737 1,282 6 409,280 5 204,640 osh-native
parse.configure-cpython 33 4 10 12.0 17.4 476,737 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 158 22 73 41.1 45.9 1,653,325 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 144 29 66 44.6 49.8 1,653,324 4,764 12 1,030,664 6 769,416 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,928 180 2 75,252 1 37,626 osh-native
parse.abuild 8 1 1 2.6 8.1 101,928 180 2 75,122 1 37,561 osh-native-souffle
ex.compute-fib 29 0 2 2.4 8.0 584,193 22,608 12 50,000 0 2,903 osh-native
ex.compute-fib 22 0 2 2.4 7.5 584,193 22,608 12 50,000 0 2,841 osh-native-souffle
ex.bashcomp-parse-help 184 0 4 10.3 8.9 995,274 12,911 21 50,000 0 3,891 osh-native
ex.bashcomp-parse-help 173 0 3 10.3 8.1 995,273 12,911 21 50,000 0 3,831 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,343 270 3 85,488 1 42,744 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,343 270 3 85,364 1 42,682 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
7 6 0 1.6 dash -
24 23 0 2.9 bash -
105 61 50 3.3 zsh -
16 8 8 28.6 bumpleak/osh mut
19 19 0 29.4 _bin/cxx-opt+bumproot/osh mut
22 15 7 29.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
31 27 4 25.2 osh-native mut+alloc
31 16 16 25.6 osh-native mut+alloc+free
37 24 12 17.8 osh-native mut+alloc+free+gc
38 38 0 18.2 osh-native mut+alloc+free+gc+exit
43 20 23 32.7 _bin/cxx-opt+nopool/osh mut+alloc
49 41 8 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 19 8 24.9 osh-native-souffle mut+alloc
29 16 12 25.2 osh-native-souffle mut+alloc+free
33 28 4 17.4 osh-native-souffle mut+alloc+free+gc
34 25 8 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
22 21 0 1.4 dash -
78 78 0 3.3 bash -
382 217 187 3.7 zsh -
49 45 4 84.5 bumpleak/osh mut
59 43 16 85.7 _bin/cxx-opt+bumproot/osh mut
70 49 21 86.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 73 24 73.6 osh-native mut+alloc
107 78 29 75.3 osh-native mut+alloc+free
158 142 16 45.9 osh-native mut+alloc+free+gc
170 162 8 46.1 osh-native mut+alloc+free+gc+exit
138 107 32 99.2 _bin/cxx-opt+nopool/osh mut+alloc
238 214 24 62.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
90 66 23 73.2 osh-native-souffle mut+alloc
98 69 28 75.0 osh-native-souffle mut+alloc+free
144 115 28 49.8 osh-native-souffle mut+alloc+free+gc
147 118 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 3.0 bash -
8 4 4 3.3 zsh -
6 3 3 11.3 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
8 8 0 10.1 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 5 5 8.7 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.7 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
8 8 0 8.1 osh-native-souffle mut+alloc+free+gc
8 8 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
11 11 0 1.6 dash -
29 29 0 3.0 bash -
24 16 8 3.4 zsh -
19 15 4 31.4 bumpleak/osh mut
27 26 0 32.3 _bin/cxx-opt+bumproot/osh mut
28 28 0 31.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 26 11 26.5 osh-native mut+alloc
38 25 13 26.6 osh-native mut+alloc+free
29 18 11 8.0 osh-native mut+alloc+free+gc
29 22 7 8.0 osh-native mut+alloc+free+gc+exit
55 35 20 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 19 11 26.0 osh-native-souffle mut+alloc
32 24 8 26.2 osh-native-souffle mut+alloc+free
22 18 4 7.5 osh-native-souffle mut+alloc+free+gc
22 21 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 73 0 3.0 bash -
168 132 36 55.6 bumpleak/osh mut
182 105 77 56.4 _bin/cxx-opt+bumproot/osh mut
194 145 48 57.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 132 80 47.0 osh-native mut+alloc
221 160 60 48.7 osh-native mut+alloc+free
184 116 68 8.9 osh-native mut+alloc+free+gc
184 127 56 8.8 osh-native mut+alloc+free+gc+exit
234 166 67 62.8 _bin/cxx-opt+nopool/osh mut+alloc
209 181 28 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
202 123 79 46.6 osh-native-souffle mut+alloc
211 151 59 48.3 osh-native-souffle mut+alloc+free
173 101 72 8.1 osh-native-souffle mut+alloc+free+gc
173 122 51 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 5 5 3.4 dash -
20 15 6 4.2 bash -
18 11 8 3.4 zsh -
18 16 2 11.4 bumpleak/osh mut
22 16 6 13.5 _bin/cxx-opt+bumproot/osh mut
22 15 7 14.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 16 6 11.0 osh-native mut+alloc
23 16 7 11.1 osh-native mut+alloc+free
22 20 3 9.0 osh-native mut+alloc+free+gc
24 16 8 9.0 osh-native mut+alloc+free+gc+exit
25 20 5 12.4 _bin/cxx-opt+nopool/osh mut+alloc
25 12 14 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 10 10.6 osh-native-souffle mut+alloc
21 15 6 10.7 osh-native-souffle mut+alloc+free
21 14 8 8.7 osh-native-souffle mut+alloc+free+gc
22 14 9 8.7 osh-native-souffle mut+alloc+free+gc+exit