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 35 3 10 12.1 18.1 476,742 1,282 6 409,294 5 204,647 osh-native
parse.configure-cpython 33 4 10 12.0 17.6 476,742 1,282 6 408,794 5 204,397 osh-native-souffle
parse.configure-coreutils 154 20 69 41.1 45.8 1,653,330 4,764 12 1,591,976 7 795,988 osh-native
parse.configure-coreutils 137 23 62 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 8.4 101,933 180 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 29 0 2 2.4 8.0 584,198 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 182 0 4 10.3 8.8 995,279 12,911 21 50,000 0 3,898 osh-native
ex.bashcomp-parse-help 173 0 4 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 23 0 3.0 bash -
105 64 47 3.3 zsh -
16 12 4 29.1 bumpleak/osh mut
19 19 0 30.0 _bin/cxx-opt+bumproot/osh mut
22 15 7 30.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 22 7 25.3 osh-native mut+alloc
31 19 11 25.6 osh-native mut+alloc+free
35 31 4 18.1 osh-native mut+alloc+free+gc
36 24 12 18.2 osh-native mut+alloc+free+gc+exit
43 27 15 32.7 _bin/cxx-opt+nopool/osh mut+alloc
48 35 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 22 4 24.8 osh-native-souffle mut+alloc
28 16 12 25.2 osh-native-souffle mut+alloc+free
33 12 20 17.6 osh-native-souffle mut+alloc+free+gc
34 26 7 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
21 21 0 1.4 dash -
78 77 0 3.3 bash -
377 226 172 3.5 zsh -
49 45 4 86.0 bumpleak/osh mut
60 52 8 84.4 _bin/cxx-opt+bumproot/osh mut
70 58 12 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 64 32 73.5 osh-native mut+alloc
104 72 32 75.4 osh-native mut+alloc+free
154 118 35 45.8 osh-native mut+alloc+free+gc
160 133 27 46.1 osh-native mut+alloc+free+gc+exit
135 81 53 98.2 _bin/cxx-opt+nopool/osh mut+alloc
216 176 40 61.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 51 35 73.2 osh-native-souffle mut+alloc
95 55 39 75.1 osh-native-souffle mut+alloc+free
137 113 24 49.7 osh-native-souffle mut+alloc+free+gc
143 126 16 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 2.9 bash -
8 0 7 3.4 zsh -
6 6 0 10.5 bumpleak/osh mut
6 0 6 12.1 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.1 osh-native mut+alloc
8 8 0 10.0 osh-native mut+alloc+free
9 3 6 8.4 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
11 8 4 11.6 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
8 8 0 8.3 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
10 10 0 1.4 dash -
29 25 4 3.0 bash -
24 23 0 3.3 zsh -
18 15 4 32.3 bumpleak/osh mut
26 22 4 32.4 _bin/cxx-opt+bumproot/osh mut
29 21 7 31.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 37 0 26.3 osh-native mut+alloc
38 29 8 26.5 osh-native mut+alloc+free
29 29 0 8.0 osh-native mut+alloc+free+gc
28 24 4 7.9 osh-native mut+alloc+free+gc+exit
55 43 12 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 32 4 9.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 19 11 26.0 osh-native-souffle mut+alloc
31 16 16 26.2 osh-native-souffle mut+alloc+free
22 18 4 7.6 osh-native-souffle mut+alloc+free+gc
22 22 0 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 66 8 3.1 bash -
168 116 52 54.0 bumpleak/osh mut
182 121 60 56.2 _bin/cxx-opt+bumproot/osh mut
196 108 88 56.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 133 77 46.9 osh-native mut+alloc
216 160 56 48.8 osh-native mut+alloc+free
182 125 56 8.8 osh-native mut+alloc+free+gc
183 138 45 8.8 osh-native mut+alloc+free+gc+exit
231 131 99 64.2 _bin/cxx-opt+nopool/osh mut+alloc
208 160 48 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 144 60 46.6 osh-native-souffle mut+alloc
215 143 71 48.4 osh-native-souffle mut+alloc+free
173 113 60 8.1 osh-native-souffle mut+alloc+free+gc
175 131 44 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 7 3 3.4 dash -
20 16 4 4.5 bash -
18 10 9 3.5 zsh -
18 15 3 11.2 bumpleak/osh mut
19 18 2 13.8 _bin/cxx-opt+bumproot/osh mut
22 17 6 13.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 14 7 11.0 osh-native mut+alloc
22 18 4 11.1 osh-native mut+alloc+free
22 18 5 9.0 osh-native mut+alloc+free+gc
23 13 10 9.0 osh-native mut+alloc+free+gc+exit
24 21 3 12.5 _bin/cxx-opt+nopool/osh mut+alloc
25 13 12 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 8 13 10.7 osh-native-souffle mut+alloc
21 15 6 10.7 osh-native-souffle mut+alloc+free
21 11 10 8.7 osh-native-souffle mut+alloc+free+gc
21 14 8 8.7 osh-native-souffle mut+alloc+free+gc+exit