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 40 6 14 12.7 18.5 476,742 1,282 6 409,294 5 204,647 osh-native
parse.configure-cpython 33 4 10 12.6 18.1 476,742 1,282 6 408,794 5 204,397 osh-native-souffle
parse.configure-coreutils 174 26 89 42.3 47.7 1,653,330 4,764 12 1,591,976 7 795,988 osh-native
parse.configure-coreutils 152 26 76 46.3 51.6 1,653,329 4,764 12 1,030,678 6 769,423 osh-native-souffle
parse.abuild 9 1 1 2.7 8.8 101,933 180 2 75,266 1 37,633 osh-native
parse.abuild 8 1 1 2.7 8.4 101,933 180 2 75,136 1 37,568 osh-native-souffle
ex.compute-fib 28 0 1 1.9 8.1 584,198 22,608 12 50,000 0 2,910 osh-native
ex.compute-fib 22 0 1 1.9 7.6 584,198 22,608 12 50,000 0 2,848 osh-native-souffle
ex.bashcomp-parse-help 182 0 3 4.9 8.9 995,279 12,911 21 50,000 0 3,898 osh-native
ex.bashcomp-parse-help 174 0 3 4.9 8.3 995,278 12,911 21 50,000 0 3,838 osh-native-souffle
ex.abuild-print-help 22 1 2 2.9 9.3 116,348 270 3 85,502 1 42,751 osh-native
ex.abuild-print-help 21 1 2 2.9 8.8 116,348 270 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
6 3 3 1.6 dash -
24 23 0 3.0 bash -
104 65 45 3.4 zsh -
16 16 0 29.3 bumpleak/osh mut
20 20 0 30.5 _bin/cxx-opt+bumproot/osh mut
22 17 4 29.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 13 17 26.0 osh-native mut+alloc
31 19 12 25.8 osh-native mut+alloc+free
40 36 4 18.5 osh-native mut+alloc+free+gc
38 33 4 18.4 osh-native mut+alloc+free+gc+exit
44 31 12 32.5 _bin/cxx-opt+nopool/osh mut+alloc
55 47 8 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 25.4 osh-native-souffle mut+alloc
28 12 16 25.7 osh-native-souffle mut+alloc+free
33 20 12 18.1 osh-native-souffle mut+alloc+free+gc
33 29 4 18.2 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 -
78 78 0 3.0 bash -
378 187 213 3.5 zsh -
48 40 8 85.8 bumpleak/osh mut
61 48 12 85.0 _bin/cxx-opt+bumproot/osh mut
72 64 8 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 63 36 75.9 osh-native mut+alloc
101 73 28 76.3 osh-native mut+alloc+free
174 157 16 47.7 osh-native mut+alloc+free+gc
177 153 24 47.6 osh-native mut+alloc+free+gc+exit
141 96 44 99.1 _bin/cxx-opt+nopool/osh mut+alloc
259 207 52 62.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 51 35 75.6 osh-native-souffle mut+alloc
91 39 51 75.9 osh-native-souffle mut+alloc+free
152 132 20 51.6 osh-native-souffle mut+alloc+free+gc
150 125 24 51.4 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 0 2 1.4 dash -
6 6 0 3.0 bash -
8 4 4 3.3 zsh -
6 3 3 12.3 bumpleak/osh mut
7 3 3 12.4 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 9 0 10.1 osh-native mut+alloc
9 4 4 10.4 osh-native mut+alloc+free
9 9 0 8.8 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
12 8 4 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 10.0 osh-native-souffle mut+alloc
8 8 0 10.0 osh-native-souffle mut+alloc+free
8 4 4 8.4 osh-native-souffle mut+alloc+free+gc
8 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 7 4 1.6 dash -
30 29 0 2.9 bash -
24 8 16 3.3 zsh -
18 14 4 31.3 bumpleak/osh mut
25 21 4 32.0 _bin/cxx-opt+bumproot/osh mut
29 29 0 31.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.7 osh-native mut+alloc
38 26 11 26.6 osh-native mut+alloc+free
28 20 8 8.1 osh-native mut+alloc+free+gc
28 28 0 7.9 osh-native mut+alloc+free+gc+exit
55 46 8 36.1 _bin/cxx-opt+nopool/osh mut+alloc
37 30 7 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 19 11 26.2 osh-native-souffle mut+alloc
31 18 13 26.3 osh-native-souffle mut+alloc+free
22 18 4 7.6 osh-native-souffle mut+alloc+free+gc
22 18 4 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 60 12 3.1 bash -
167 109 57 54.9 bumpleak/osh mut
182 126 55 56.0 _bin/cxx-opt+bumproot/osh mut
194 146 47 56.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
205 121 84 48.1 osh-native mut+alloc
210 129 81 48.4 osh-native mut+alloc+free
182 138 43 8.9 osh-native mut+alloc+free+gc
182 121 61 8.8 osh-native mut+alloc+free+gc+exit
233 165 68 62.6 _bin/cxx-opt+nopool/osh mut+alloc
209 132 76 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
198 121 77 47.8 osh-native-souffle mut+alloc
200 116 84 48.1 osh-native-souffle mut+alloc+free
174 130 43 8.3 osh-native-souffle mut+alloc+free+gc
175 115 59 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 3.5 dash -
20 16 4 4.5 bash -
17 10 8 3.5 zsh -
18 15 4 11.3 bumpleak/osh mut
19 12 8 12.5 _bin/cxx-opt+bumproot/osh mut
20 12 9 13.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 20 1 11.3 osh-native mut+alloc
23 16 7 11.1 osh-native mut+alloc+free
22 17 5 9.3 osh-native mut+alloc+free+gc
23 13 10 9.3 osh-native mut+alloc+free+gc+exit
25 25 0 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 15 10 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 16 4 10.9 osh-native-souffle mut+alloc
21 12 10 10.9 osh-native-souffle mut+alloc+free
21 14 8 8.8 osh-native-souffle mut+alloc+free+gc
21 10 12 8.8 osh-native-souffle mut+alloc+free+gc+exit