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 18.0 476,735 1,282 6 409,280 5 204,640 osh-native
parse.configure-cpython 34 5 11 12.0 17.6 476,735 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 189 29 101 41.1 45.9 1,653,323 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 158 27 80 44.6 49.5 1,653,322 4,764 12 1,030,664 6 769,416 osh-native-souffle
parse.abuild 9 1 1 2.6 8.4 101,926 180 2 75,252 1 37,626 osh-native
parse.abuild 8 1 1 2.6 8.1 101,926 180 2 75,122 1 37,561 osh-native-souffle
ex.compute-fib 29 0 2 2.4 8.0 584,191 22,608 12 50,000 0 2,903 osh-native
ex.compute-fib 22 0 1 2.4 7.6 584,191 22,608 12 50,000 0 2,841 osh-native-souffle
ex.bashcomp-parse-help 189 0 5 10.3 8.8 995,272 12,911 21 50,000 0 3,891 osh-native
ex.bashcomp-parse-help 174 0 3 10.3 8.3 995,271 12,911 21 50,000 0 3,831 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.0 116,341 270 3 85,488 1 42,744 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,341 270 3 85,364 1 42,682 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 1.4 dash -
24 24 0 3.1 bash -
106 77 35 3.4 zsh -
16 12 4 29.3 bumpleak/osh mut
19 8 12 29.9 _bin/cxx-opt+bumproot/osh mut
23 19 4 28.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 26 4 25.0 osh-native mut+alloc
32 24 8 25.7 osh-native mut+alloc+free
37 24 12 18.0 osh-native mut+alloc+free+gc
38 25 13 18.1 osh-native mut+alloc+free+gc+exit
43 30 13 32.1 _bin/cxx-opt+nopool/osh mut+alloc
50 27 23 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 19 8 24.9 osh-native-souffle mut+alloc
29 14 14 25.3 osh-native-souffle mut+alloc+free
34 26 8 17.6 osh-native-souffle mut+alloc+free+gc
35 27 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 22 0 1.4 dash -
78 77 0 3.3 bash -
382 215 187 3.4 zsh -
47 35 12 85.5 bumpleak/osh mut
61 48 12 85.4 _bin/cxx-opt+bumproot/osh mut
70 58 12 85.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 73 24 73.4 osh-native mut+alloc
106 63 43 75.3 osh-native mut+alloc+free
189 161 28 45.9 osh-native mut+alloc+free+gc
188 160 28 46.0 osh-native mut+alloc+free+gc+exit
142 97 44 98.6 _bin/cxx-opt+nopool/osh mut+alloc
265 237 28 62.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 51 36 73.2 osh-native-souffle mut+alloc
96 72 24 74.9 osh-native-souffle mut+alloc+free
158 138 20 49.5 osh-native-souffle mut+alloc+free+gc
162 134 28 50.2 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 3.3 zsh -
6 6 0 12.2 bumpleak/osh mut
7 0 7 11.8 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 10.1 osh-native mut+alloc
9 9 0 10.2 osh-native mut+alloc+free
9 9 0 8.4 osh-native mut+alloc+free+gc
9 9 0 8.4 osh-native mut+alloc+free+gc+exit
12 4 8 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.7 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
8 8 0 8.1 osh-native-souffle mut+alloc+free+gc
9 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 10 0 1.4 dash -
29 29 0 2.9 bash -
24 24 0 3.3 zsh -
19 19 0 32.0 bumpleak/osh mut
27 22 4 32.7 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 22 15 26.3 osh-native mut+alloc
38 27 11 26.7 osh-native mut+alloc+free
29 29 0 8.0 osh-native mut+alloc+free+gc
29 28 0 7.9 osh-native mut+alloc+free+gc+exit
55 42 12 36.3 _bin/cxx-opt+nopool/osh mut+alloc
38 34 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
32 20 12 26.0 osh-native-souffle mut+alloc
32 28 4 26.2 osh-native-souffle mut+alloc+free
22 13 9 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
73 73 0 3.1 bash -
169 109 60 54.2 bumpleak/osh mut
183 111 71 55.3 _bin/cxx-opt+bumproot/osh mut
193 133 60 55.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 146 67 46.9 osh-native mut+alloc
221 140 80 48.7 osh-native mut+alloc+free
189 133 56 8.8 osh-native mut+alloc+free+gc
181 125 56 8.8 osh-native mut+alloc+free+gc+exit
237 140 96 64.4 _bin/cxx-opt+nopool/osh mut+alloc
211 152 60 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
208 114 94 46.4 osh-native-souffle mut+alloc
219 151 68 48.4 osh-native-souffle mut+alloc+free
174 105 69 8.3 osh-native-souffle mut+alloc+free+gc
175 122 53 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 7 3 3.4 dash -
20 15 5 4.3 bash -
18 15 4 3.5 zsh -
18 10 9 11.6 bumpleak/osh mut
19 13 6 13.7 _bin/cxx-opt+bumproot/osh mut
20 18 2 12.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 17 5 11.1 osh-native mut+alloc
22 7 15 11.3 osh-native mut+alloc+free
23 19 4 9.0 osh-native mut+alloc+free+gc
23 15 9 8.9 osh-native mut+alloc+free+gc+exit
25 11 14 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 19 7 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 12 8 10.7 osh-native-souffle mut+alloc
21 13 8 10.7 osh-native-souffle mut+alloc+free
21 12 9 8.7 osh-native-souffle mut+alloc+free+gc
21 17 5 8.7 osh-native-souffle mut+alloc+free+gc+exit