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 38 5 11 12.1 18.0 476,742 1,282 6 409,294 5 204,647 osh-native
parse.configure-cpython 38 6 14 12.0 17.7 476,742 1,282 6 408,794 5 204,397 osh-native-souffle
parse.configure-coreutils 194 31 106 41.1 45.8 1,653,330 4,764 12 1,591,976 7 795,988 osh-native
parse.configure-coreutils 187 30 102 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 9 1 1 2.6 8.0 101,933 180 2 75,136 1 37,568 osh-native-souffle
ex.compute-fib 30 0 2 2.4 7.9 584,198 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 184 0 4 10.3 8.8 995,279 15,258 21 50,000 0 3,893 osh-native
ex.bashcomp-parse-help 177 0 4 10.3 8.1 995,278 15,258 21 50,000 0 3,838 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.0 116,348 277 3 85,502 1 42,751 osh-native
ex.abuild-print-help 22 1 2 2.8 8.7 116,348 277 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 23 0 3.0 bash -
108 51 63 3.3 zsh -
16 8 8 28.5 bumpleak/osh mut
19 12 8 29.3 _bin/cxx-opt+bumproot/osh mut
23 23 0 30.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 26 4 25.0 osh-native mut+alloc
32 20 12 25.6 osh-native mut+alloc+free
38 34 4 18.0 osh-native mut+alloc+free+gc
42 23 19 18.1 osh-native mut+alloc+free+gc+exit
45 24 20 32.1 _bin/cxx-opt+nopool/osh mut+alloc
59 47 12 22.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 8 19 24.5 osh-native-souffle mut+alloc
30 25 4 25.3 osh-native-souffle mut+alloc+free
38 30 8 17.7 osh-native-souffle mut+alloc+free+gc
39 30 9 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 1.6 dash -
78 74 4 3.3 bash -
383 224 180 3.5 zsh -
49 38 11 84.3 bumpleak/osh mut
62 41 21 86.2 _bin/cxx-opt+bumproot/osh mut
70 62 8 86.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 65 32 73.6 osh-native mut+alloc
105 47 58 75.3 osh-native mut+alloc+free
194 174 20 45.8 osh-native mut+alloc+free+gc
200 176 24 46.1 osh-native mut+alloc+free+gc+exit
139 82 57 99.0 _bin/cxx-opt+nopool/osh mut+alloc
280 252 28 61.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
101 54 46 73.2 osh-native-souffle mut+alloc
112 72 40 74.9 osh-native-souffle mut+alloc+free
187 155 32 49.7 osh-native-souffle mut+alloc+free+gc
179 146 32 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 3.0 bash -
8 4 4 3.3 zsh -
7 6 0 11.2 bumpleak/osh mut
7 4 4 11.7 _bin/cxx-opt+bumproot/osh mut
7 0 7 11.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 3 6 10.1 osh-native mut+alloc
9 6 3 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
10 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 9.8 osh-native-souffle mut+alloc+free
9 9 0 8.0 osh-native-souffle mut+alloc+free+gc
9 4 4 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 10 0 1.6 dash -
29 29 0 2.9 bash -
24 20 4 3.1 zsh -
18 14 5 32.9 bumpleak/osh mut
26 26 0 32.1 _bin/cxx-opt+bumproot/osh mut
29 29 0 31.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
39 27 12 26.5 osh-native mut+alloc
39 31 8 26.5 osh-native mut+alloc+free
30 30 0 7.9 osh-native mut+alloc+free+gc
29 29 0 7.9 osh-native mut+alloc+free+gc+exit
55 51 4 36.0 _bin/cxx-opt+nopool/osh mut+alloc
38 30 7 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 18 13 26.1 osh-native-souffle mut+alloc
33 24 8 26.5 osh-native-souffle mut+alloc+free
22 15 7 7.6 osh-native-souffle mut+alloc+free+gc
22 18 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
74 69 4 3.1 bash -
169 105 64 54.3 bumpleak/osh mut
183 110 73 55.5 _bin/cxx-opt+bumproot/osh mut
200 108 92 55.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
215 131 83 47.1 osh-native mut+alloc
220 128 92 48.8 osh-native mut+alloc+free
184 140 44 8.8 osh-native mut+alloc+free+gc
184 116 68 8.8 osh-native mut+alloc+free+gc+exit
235 127 107 64.1 _bin/cxx-opt+nopool/osh mut+alloc
228 136 92 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 141 65 46.6 osh-native-souffle mut+alloc
213 148 64 48.3 osh-native-souffle mut+alloc+free
177 118 59 8.1 osh-native-souffle mut+alloc+free+gc
178 137 40 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 9 2 3.4 dash -
20 12 8 4.5 bash -
18 10 8 3.5 zsh -
20 11 9 11.9 bumpleak/osh mut
21 15 6 12.9 _bin/cxx-opt+bumproot/osh mut
22 18 4 13.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 10 12 11.0 osh-native mut+alloc
23 13 10 11.1 osh-native mut+alloc+free
23 21 2 9.0 osh-native mut+alloc+free+gc
24 16 9 9.0 osh-native mut+alloc+free+gc+exit
25 11 15 12.6 _bin/cxx-opt+nopool/osh mut+alloc
26 13 14 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 18 3 10.7 osh-native-souffle mut+alloc
22 14 9 10.7 osh-native-souffle mut+alloc+free
22 17 5 8.7 osh-native-souffle mut+alloc+free+gc
22 13 10 8.7 osh-native-souffle mut+alloc+free+gc+exit