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 36 4 10 12.1 17.7 476,742 1,282 6 409,294 5 204,647 osh-native
parse.configure-cpython 35 5 11 12.0 17.7 476,742 1,282 6 408,794 5 204,397 osh-native-souffle
parse.configure-coreutils 158 21 74 41.1 45.9 1,653,330 4,764 12 1,591,976 7 795,988 osh-native
parse.configure-coreutils 135 22 57 44.6 49.7 1,653,329 4,764 12 1,030,678 6 769,423 osh-native-souffle
parse.abuild 10 1 2 2.6 8.7 101,933 180 2 75,266 1 37,633 osh-native
parse.abuild 9 1 1 2.6 8.3 101,933 180 2 75,136 1 37,568 osh-native-souffle
ex.compute-fib 28 0 2 2.4 7.9 584,198 22,608 12 50,000 0 2,910 osh-native
ex.compute-fib 22 0 1 2.4 7.7 584,198 22,608 12 50,000 0 2,848 osh-native-souffle
ex.bashcomp-parse-help 181 0 4 10.3 8.7 995,279 12,911 21 50,000 0 3,898 osh-native
ex.bashcomp-parse-help 176 0 3 10.3 8.1 995,278 12,911 21 50,000 0 3,838 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,348 270 3 85,502 1 42,751 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,348 270 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
7 3 3 1.6 dash -
23 19 4 3.0 bash -
104 55 56 3.4 zsh -
16 16 0 29.2 bumpleak/osh mut
20 12 8 28.9 _bin/cxx-opt+bumproot/osh mut
22 7 15 28.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 21 8 25.2 osh-native mut+alloc
31 27 4 25.7 osh-native mut+alloc+free
36 32 4 17.7 osh-native mut+alloc+free+gc
37 16 20 18.2 osh-native mut+alloc+free+gc+exit
43 27 15 33.0 _bin/cxx-opt+nopool/osh mut+alloc
47 31 16 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 11 15 24.9 osh-native-souffle mut+alloc
29 16 12 25.3 osh-native-souffle mut+alloc+free
35 35 0 17.7 osh-native-souffle mut+alloc+free+gc
35 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 18 4 1.6 dash -
81 81 0 3.1 bash -
378 216 183 3.5 zsh -
49 38 11 85.8 bumpleak/osh mut
60 48 12 84.3 _bin/cxx-opt+bumproot/osh mut
71 67 4 86.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 58 39 73.7 osh-native mut+alloc
105 65 40 75.4 osh-native mut+alloc+free
158 145 12 45.9 osh-native mut+alloc+free+gc
158 141 16 46.1 osh-native mut+alloc+free+gc+exit
137 78 59 98.1 _bin/cxx-opt+nopool/osh mut+alloc
241 205 36 60.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 59 28 73.2 osh-native-souffle mut+alloc
96 56 40 75.0 osh-native-souffle mut+alloc+free
135 107 28 49.7 osh-native-souffle mut+alloc+free+gc
142 118 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 0 8 3.3 zsh -
6 6 0 11.1 bumpleak/osh mut
7 7 0 11.3 _bin/cxx-opt+bumproot/osh mut
8 8 0 12.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.1 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
10 6 3 8.7 osh-native mut+alloc+free+gc
10 3 6 8.7 osh-native mut+alloc+free+gc+exit
11 4 8 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.8 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 9 0 8.3 osh-native-souffle mut+alloc+free+gc
9 9 0 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
11 7 3 1.4 dash -
29 29 0 2.9 bash -
24 12 12 3.3 zsh -
18 14 4 31.2 bumpleak/osh mut
25 21 4 32.1 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.5 osh-native mut+alloc
38 29 8 26.6 osh-native mut+alloc+free
28 28 0 7.9 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
55 31 23 35.8 _bin/cxx-opt+nopool/osh mut+alloc
36 32 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 15 15 26.0 osh-native-souffle mut+alloc
31 23 8 26.2 osh-native-souffle mut+alloc+free
22 18 4 7.7 osh-native-souffle mut+alloc+free+gc
23 18 5 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 -
168 108 60 55.6 bumpleak/osh mut
180 132 48 55.1 _bin/cxx-opt+bumproot/osh mut
205 120 84 56.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 161 48 47.0 osh-native mut+alloc
217 153 64 48.7 osh-native mut+alloc+free
181 141 40 8.7 osh-native mut+alloc+free+gc
181 125 56 8.5 osh-native mut+alloc+free+gc+exit
243 163 80 63.5 _bin/cxx-opt+nopool/osh mut+alloc
222 169 52 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 142 63 46.5 osh-native-souffle mut+alloc
212 116 96 48.3 osh-native-souffle mut+alloc+free
176 112 64 8.1 osh-native-souffle mut+alloc+free+gc
173 113 60 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 3.4 dash -
20 16 4 4.5 bash -
18 10 8 3.5 zsh -
18 10 8 13.1 bumpleak/osh mut
20 12 8 12.8 _bin/cxx-opt+bumproot/osh mut
20 13 7 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
20 17 4 11.0 osh-native mut+alloc
22 15 7 11.1 osh-native mut+alloc+free
22 21 2 9.0 osh-native mut+alloc+free+gc
22 16 7 9.0 osh-native mut+alloc+free+gc+exit
24 19 6 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 17 8 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 10 10.5 osh-native-souffle mut+alloc
21 11 10 10.7 osh-native-souffle mut+alloc+free
21 19 3 8.7 osh-native-souffle mut+alloc+free+gc
22 15 7 8.4 osh-native-souffle mut+alloc+free+gc+exit