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 38 5 12 12.0 18.1 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 34 4 10 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 166 27 79 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 156 28 76 45.9 51.0 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 9 1 1 2.6 8.7 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 10 1 2 2.4 7.9 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 2 2.1 7.9 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 2 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 185 0 4 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 177 0 4 10.3 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.0 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 22 1 2 2.8 8.5 116,311 277 3 85,110 1 42,555 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
7 7 0 1.6 dash -
24 19 4 3.0 bash -
105 66 46 3.3 zsh -
16 16 0 27.9 bumpleak/osh mut
20 16 4 30.5 _bin/cxx-opt+bumproot/osh mut
23 15 8 28.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 25 4 25.2 osh-native mut+alloc
32 12 20 25.7 osh-native mut+alloc+free
38 38 0 18.1 osh-native mut+alloc+free+gc
39 27 11 18.0 osh-native mut+alloc+free+gc+exit
44 28 16 32.2 _bin/cxx-opt+nopool/osh mut+alloc
58 43 15 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
28 24 4 24.9 osh-native-souffle mut+alloc
29 18 11 25.3 osh-native-souffle mut+alloc+free
34 25 8 17.4 osh-native-souffle mut+alloc+free+gc
34 26 9 17.8 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 3.1 bash -
379 236 163 3.5 zsh -
49 37 12 85.2 bumpleak/osh mut
59 47 12 85.6 _bin/cxx-opt+bumproot/osh mut
71 59 12 86.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 64 32 73.5 osh-native mut+alloc
105 89 16 75.4 osh-native mut+alloc+free
166 138 28 49.8 osh-native mut+alloc+free+gc
190 166 24 50.2 osh-native mut+alloc+free+gc+exit
141 93 48 98.6 _bin/cxx-opt+nopool/osh mut+alloc
226 181 44 66.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
90 61 28 73.0 osh-native-souffle mut+alloc
97 65 32 75.0 osh-native-souffle mut+alloc+free
156 135 20 51.0 osh-native-souffle mut+alloc+free+gc
160 136 24 51.7 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 4 4 3.3 zsh -
6 6 0 10.2 bumpleak/osh mut
7 7 0 12.4 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.1 osh-native mut+alloc
9 3 6 10.2 osh-native mut+alloc+free
9 9 0 8.7 osh-native mut+alloc+free+gc
10 3 6 8.7 osh-native mut+alloc+free+gc+exit
12 12 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 3 5 9.7 osh-native-souffle mut+alloc
8 8 0 9.6 osh-native-souffle mut+alloc+free
10 6 3 7.9 osh-native-souffle mut+alloc+free+gc
10 3 6 8.0 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 1.6 dash -
29 25 4 2.9 bash -
24 24 0 3.3 zsh -
18 14 5 31.3 bumpleak/osh mut
26 17 9 31.8 _bin/cxx-opt+bumproot/osh mut
29 24 4 32.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.0 osh-native mut+alloc
39 23 15 26.2 osh-native mut+alloc+free
28 24 4 7.9 osh-native mut+alloc+free+gc
29 25 4 8.0 osh-native mut+alloc+free+gc+exit
54 38 15 35.6 _bin/cxx-opt+nopool/osh mut+alloc
38 38 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 13 17 25.3 osh-native-souffle mut+alloc
32 16 16 25.6 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
23 19 4 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 65 8 3.1 bash -
167 107 59 54.8 bumpleak/osh mut
183 135 48 56.4 _bin/cxx-opt+bumproot/osh mut
196 137 59 56.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 140 72 47.0 osh-native mut+alloc
221 142 79 48.8 osh-native mut+alloc+free
185 126 59 8.7 osh-native mut+alloc+free+gc
182 122 59 8.8 osh-native mut+alloc+free+gc+exit
234 125 109 63.7 _bin/cxx-opt+nopool/osh mut+alloc
217 173 44 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 132 72 46.5 osh-native-souffle mut+alloc
211 163 48 48.3 osh-native-souffle mut+alloc+free
177 100 76 8.3 osh-native-souffle mut+alloc+free+gc
176 96 80 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 10 0 3.4 dash -
20 11 9 4.5 bash -
18 15 4 3.4 zsh -
20 13 8 12.7 bumpleak/osh mut
21 15 7 13.5 _bin/cxx-opt+bumproot/osh mut
20 18 3 13.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 11 11 11.0 osh-native mut+alloc
22 22 1 11.1 osh-native mut+alloc+free
23 16 8 9.0 osh-native mut+alloc+free+gc
24 16 8 9.2 osh-native mut+alloc+free+gc+exit
25 11 15 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 17 8 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 17 4 10.7 osh-native-souffle mut+alloc
22 13 10 10.6 osh-native-souffle mut+alloc+free
22 10 12 8.5 osh-native-souffle mut+alloc+free+gc
22 19 3 8.5 osh-native-souffle mut+alloc+free+gc+exit