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 18.0 476,742 1,282 6 409,294 5 204,647 osh-native
parse.configure-cpython 34 4 11 12.0 17.6 476,742 1,282 6 408,794 5 204,397 osh-native-souffle
parse.configure-coreutils 157 21 72 41.1 45.8 1,653,330 4,764 12 1,591,976 7 795,988 osh-native
parse.configure-coreutils 150 26 73 44.6 49.5 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 8 1 1 2.6 8.3 101,933 180 2 75,136 1 37,568 osh-native-souffle
ex.compute-fib 33 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 7.6 579,597 22,608 12 50,000 0 2,848 osh-native-souffle
ex.bashcomp-parse-help 183 0 4 10.3 8.8 995,279 15,258 21 50,000 0 3,893 osh-native
ex.bashcomp-parse-help 175 0 4 10.3 8.1 995,278 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 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 1.6 dash -
23 23 0 3.1 bash -
104 53 57 3.4 zsh -
17 17 0 29.9 bumpleak/osh mut
19 15 4 29.1 _bin/cxx-opt+bumproot/osh mut
22 19 4 28.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 21 8 25.3 osh-native mut+alloc
32 12 20 25.6 osh-native mut+alloc+free
37 36 0 18.0 osh-native mut+alloc+free+gc
38 29 8 18.1 osh-native mut+alloc+free+gc+exit
44 28 16 33.6 _bin/cxx-opt+nopool/osh mut+alloc
49 33 16 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 17 9 24.8 osh-native-souffle mut+alloc
28 16 12 25.2 osh-native-souffle mut+alloc+free
34 30 4 17.6 osh-native-souffle mut+alloc+free+gc
35 35 0 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 18 4 1.4 dash -
78 74 4 3.1 bash -
377 198 201 3.4 zsh -
50 46 4 85.0 bumpleak/osh mut
59 47 12 86.2 _bin/cxx-opt+bumproot/osh mut
70 39 31 86.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 73 24 73.4 osh-native mut+alloc
107 61 45 75.3 osh-native mut+alloc+free
157 125 32 45.8 osh-native mut+alloc+free+gc
163 147 16 46.1 osh-native mut+alloc+free+gc+exit
139 86 53 99.6 _bin/cxx-opt+nopool/osh mut+alloc
220 199 20 61.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 52 36 73.0 osh-native-souffle mut+alloc
96 64 32 74.8 osh-native-souffle mut+alloc+free
150 114 35 49.5 osh-native-souffle mut+alloc+free+gc
150 126 24 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 3 3 2.9 bash -
8 8 0 3.3 zsh -
6 6 0 11.9 bumpleak/osh mut
7 3 3 11.3 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.1 osh-native mut+alloc
9 8 0 10.2 osh-native mut+alloc+free
9 9 0 8.7 osh-native mut+alloc+free+gc
9 3 6 8.7 osh-native mut+alloc+free+gc+exit
12 12 0 11.3 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 0 8 9.8 osh-native-souffle mut+alloc+free
8 4 4 8.3 osh-native-souffle mut+alloc+free+gc
9 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
10 10 0 1.6 dash -
29 29 0 3.0 bash -
23 16 8 3.3 zsh -
19 19 0 31.7 bumpleak/osh mut
25 22 4 32.2 _bin/cxx-opt+bumproot/osh mut
28 24 4 33.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.0 osh-native mut+alloc
38 25 12 26.2 osh-native mut+alloc+free
33 32 0 8.0 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
54 42 11 35.6 _bin/cxx-opt+nopool/osh mut+alloc
37 29 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 21 8 25.6 osh-native-souffle mut+alloc
31 23 8 25.8 osh-native-souffle mut+alloc+free
22 18 4 7.6 osh-native-souffle mut+alloc+free+gc
22 14 7 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 3.1 bash -
167 126 41 54.3 bumpleak/osh mut
183 119 64 56.1 _bin/cxx-opt+bumproot/osh mut
194 119 75 57.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 140 72 47.1 osh-native mut+alloc
220 134 85 48.8 osh-native mut+alloc+free
183 131 51 8.8 osh-native mut+alloc+free+gc
182 118 63 8.8 osh-native mut+alloc+free+gc+exit
235 132 104 64.2 _bin/cxx-opt+nopool/osh mut+alloc
210 162 49 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 125 81 46.6 osh-native-souffle mut+alloc
213 125 88 48.3 osh-native-souffle mut+alloc+free
175 123 52 8.1 osh-native-souffle mut+alloc+free+gc
176 108 68 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 3.3 dash -
20 18 2 4.3 bash -
18 16 2 3.5 zsh -
18 10 8 11.7 bumpleak/osh mut
21 16 5 13.5 _bin/cxx-opt+bumproot/osh mut
21 16 5 14.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 16 5 10.9 osh-native mut+alloc
22 15 8 11.1 osh-native mut+alloc+free
22 20 3 9.0 osh-native mut+alloc+free+gc
23 18 5 9.0 osh-native mut+alloc+free+gc+exit
25 20 5 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 17 8 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 16 4 10.6 osh-native-souffle mut+alloc
21 13 9 10.9 osh-native-souffle mut+alloc+free
21 19 3 8.7 osh-native-souffle mut+alloc+free+gc
22 10 12 8.5 osh-native-souffle mut+alloc+free+gc+exit