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 10 12.0 17.7 476,742 1,282 6 408,794 5 204,397 osh-native-souffle
parse.configure-coreutils 175 24 82 41.1 45.8 1,653,330 4,764 12 1,591,976 7 795,988 osh-native
parse.configure-coreutils 144 24 66 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 1 2.6 8.1 101,933 180 2 75,136 1 37,568 osh-native-souffle
ex.compute-fib 29 0 2 2.4 8.1 584,198 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 190 0 5 10.3 8.8 995,279 12,911 21 50,000 0 3,898 osh-native
ex.bashcomp-parse-help 175 0 3 10.3 8.3 995,278 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 22 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
6 6 0 1.4 dash -
23 23 0 3.0 bash -
105 61 51 3.4 zsh -
16 16 0 28.0 bumpleak/osh mut
19 15 4 29.9 _bin/cxx-opt+bumproot/osh mut
22 15 7 29.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 21 8 25.3 osh-native mut+alloc
31 27 4 25.6 osh-native mut+alloc+free
37 29 8 18.0 osh-native mut+alloc+free+gc
36 22 14 18.1 osh-native mut+alloc+free+gc+exit
44 31 12 32.0 _bin/cxx-opt+nopool/osh mut+alloc
50 38 13 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 23 4 24.8 osh-native-souffle mut+alloc
29 16 12 25.2 osh-native-souffle mut+alloc+free
34 30 4 17.7 osh-native-souffle mut+alloc+free+gc
34 25 8 17.7 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 78 0 3.3 bash -
379 220 180 3.5 zsh -
49 40 8 85.3 bumpleak/osh mut
60 40 20 86.5 _bin/cxx-opt+bumproot/osh mut
70 58 12 85.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 75 24 73.4 osh-native mut+alloc
106 79 27 75.4 osh-native mut+alloc+free
175 162 12 45.8 osh-native mut+alloc+free+gc
177 153 24 46.0 osh-native mut+alloc+free+gc+exit
142 90 51 99.4 _bin/cxx-opt+nopool/osh mut+alloc
234 209 24 61.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 48 40 73.2 osh-native-souffle mut+alloc
97 36 60 75.0 osh-native-souffle mut+alloc+free
144 124 20 49.7 osh-native-souffle mut+alloc+free+gc
150 126 24 50.1 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 8 0 3.1 zsh -
6 0 6 10.4 bumpleak/osh mut
6 6 0 12.4 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.0 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
9 5 5 8.7 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
12 4 8 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.8 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
9 5 5 8.1 osh-native-souffle mut+alloc+free+gc
8 9 0 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 3 1.4 dash -
29 21 7 3.0 bash -
24 20 4 3.4 zsh -
18 18 0 31.1 bumpleak/osh mut
25 25 0 31.5 _bin/cxx-opt+bumproot/osh mut
29 24 4 31.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
38 27 11 26.2 osh-native mut+alloc
38 30 9 26.7 osh-native mut+alloc+free
29 21 7 8.1 osh-native mut+alloc+free+gc
29 29 0 8.0 osh-native mut+alloc+free+gc+exit
55 38 17 36.1 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 19 11 26.0 osh-native-souffle mut+alloc
33 25 8 26.1 osh-native-souffle mut+alloc+free
22 15 7 7.6 osh-native-souffle mut+alloc+free+gc
22 22 0 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
75 71 4 3.0 bash -
169 144 24 54.1 bumpleak/osh mut
182 115 67 54.5 _bin/cxx-opt+bumproot/osh mut
198 129 69 55.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
225 130 95 47.1 osh-native mut+alloc
219 131 88 48.8 osh-native mut+alloc+free
190 134 55 8.8 osh-native mut+alloc+free+gc
185 149 36 8.8 osh-native mut+alloc+free+gc+exit
235 147 88 64.0 _bin/cxx-opt+nopool/osh mut+alloc
214 161 52 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 153 52 46.6 osh-native-souffle mut+alloc
212 141 71 48.2 osh-native-souffle mut+alloc+free
175 115 60 8.3 osh-native-souffle mut+alloc+free+gc
174 113 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 4 6 3.5 dash -
20 16 4 4.3 bash -
18 11 8 3.5 zsh -
18 15 3 11.4 bumpleak/osh mut
20 16 4 12.3 _bin/cxx-opt+bumproot/osh mut
21 12 9 12.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 13 10 10.9 osh-native mut+alloc
23 24 0 11.0 osh-native mut+alloc+free
22 13 10 9.0 osh-native mut+alloc+free+gc
24 12 12 8.9 osh-native mut+alloc+free+gc+exit
24 19 6 12.7 _bin/cxx-opt+nopool/osh mut+alloc
30 19 11 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 18 3 10.5 osh-native-souffle mut+alloc
22 14 8 10.6 osh-native-souffle mut+alloc+free
22 14 8 8.7 osh-native-souffle mut+alloc+free+gc
23 16 7 8.7 osh-native-souffle mut+alloc+free+gc+exit