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 18.1 476,742 1,282 6 409,294 5 204,647 osh-native
parse.configure-cpython 34 4 10 12.0 17.6 476,742 1,282 6 408,794 5 204,397 osh-native-souffle
parse.configure-coreutils 158 22 73 41.1 45.8 1,653,330 4,764 12 1,591,976 7 795,988 osh-native
parse.configure-coreutils 149 26 72 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 2 2.6 8.3 101,933 180 2 75,136 1 37,568 osh-native-souffle
ex.compute-fib 28 0 1 2.1 8.0 579,597 22,608 12 50,000 0 2,910 osh-native
ex.compute-fib 22 0 2 2.1 7.5 579,597 22,608 12 50,000 0 2,848 osh-native-souffle
ex.bashcomp-parse-help 182 0 4 10.3 8.7 995,279 15,258 21 50,000 0 3,893 osh-native
ex.bashcomp-parse-help 188 0 4 10.3 8.3 995,278 15,258 21 50,000 0 3,838 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,309 277 3 85,502 1 42,751 osh-native
ex.abuild-print-help 22 1 2 2.8 8.8 116,309 277 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 1.6 dash -
25 25 0 3.1 bash -
104 66 44 3.4 zsh -
17 10 6 29.4 bumpleak/osh mut
19 15 4 29.8 _bin/cxx-opt+bumproot/osh mut
23 23 0 28.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 26 4 25.3 osh-native mut+alloc
32 12 20 25.6 osh-native mut+alloc+free
37 28 8 18.1 osh-native mut+alloc+free+gc
37 33 4 18.1 osh-native mut+alloc+free+gc+exit
44 28 16 32.2 _bin/cxx-opt+nopool/osh mut+alloc
56 48 8 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 18 9 24.9 osh-native-souffle mut+alloc
28 16 12 25.2 osh-native-souffle mut+alloc+free
34 26 7 17.6 osh-native-souffle mut+alloc+free+gc
34 15 19 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 -
383 221 183 3.7 zsh -
49 45 4 85.5 bumpleak/osh mut
59 59 0 85.8 _bin/cxx-opt+bumproot/osh mut
72 52 20 84.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 68 28 73.4 osh-native mut+alloc
105 60 44 75.5 osh-native mut+alloc+free
158 142 16 45.8 osh-native mut+alloc+free+gc
167 146 20 46.1 osh-native mut+alloc+free+gc+exit
139 71 67 99.3 _bin/cxx-opt+nopool/osh mut+alloc
249 213 35 61.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 37 49 73.2 osh-native-souffle mut+alloc
95 52 44 75.0 osh-native-souffle mut+alloc+free
149 133 16 49.7 osh-native-souffle mut+alloc+free+gc
159 123 36 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 2.8 bash -
8 0 7 3.3 zsh -
6 6 0 11.4 bumpleak/osh mut
7 3 3 12.5 _bin/cxx-opt+bumproot/osh mut
7 7 0 10.8 _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 6 3 8.7 osh-native mut+alloc+free+gc
10 6 3 8.5 osh-native mut+alloc+free+gc+exit
12 0 12 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
9 9 0 8.3 osh-native-souffle mut+alloc+free+gc
9 0 9 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
10 10 0 1.6 dash -
29 28 0 2.9 bash -
24 20 4 3.4 zsh -
19 11 7 32.4 bumpleak/osh mut
26 17 9 33.1 _bin/cxx-opt+bumproot/osh mut
28 24 4 31.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.0 osh-native mut+alloc
38 34 4 26.1 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
29 25 4 8.0 osh-native mut+alloc+free+gc+exit
54 41 12 35.5 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 19 11 25.4 osh-native-souffle mut+alloc
32 24 8 25.8 osh-native-souffle mut+alloc+free
22 22 0 7.5 osh-native-souffle mut+alloc+free+gc
23 22 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 73 0 3.3 bash -
168 124 44 54.9 bumpleak/osh mut
181 124 56 55.0 _bin/cxx-opt+bumproot/osh mut
196 128 68 56.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 133 81 47.0 osh-native mut+alloc
220 136 84 48.8 osh-native mut+alloc+free
182 125 57 8.7 osh-native mut+alloc+free+gc
182 150 32 8.8 osh-native mut+alloc+free+gc+exit
233 145 89 63.9 _bin/cxx-opt+nopool/osh mut+alloc
216 168 48 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 122 83 46.6 osh-native-souffle mut+alloc
214 141 73 48.3 osh-native-souffle mut+alloc+free
188 124 64 8.3 osh-native-souffle mut+alloc+free+gc
176 127 48 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 4 6 3.4 dash -
20 12 9 4.3 bash -
18 6 13 3.5 zsh -
20 17 4 12.7 bumpleak/osh mut
20 11 9 12.4 _bin/cxx-opt+bumproot/osh mut
20 15 6 12.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 10 11 11.0 osh-native mut+alloc
22 10 12 11.1 osh-native mut+alloc+free
22 17 6 9.0 osh-native mut+alloc+free+gc
23 16 7 9.0 osh-native mut+alloc+free+gc+exit
25 15 10 12.7 _bin/cxx-opt+nopool/osh mut+alloc
26 22 4 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 16 4 10.6 osh-native-souffle mut+alloc
22 7 15 10.6 osh-native-souffle mut+alloc+free
22 15 7 8.8 osh-native-souffle mut+alloc+free+gc
23 11 12 8.5 osh-native-souffle mut+alloc+free+gc+exit