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 4 11 12.0 17.8 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 4 10 12.0 17.3 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 151 25 64 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 137 24 59 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 8.5 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 9 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 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 188 0 4 10.3 8.8 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 174 0 3 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 21 1 2 2.8 8.4 116,311 277 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
6 6 0 1.4 dash -
23 23 0 3.0 bash -
105 51 60 3.4 zsh -
16 12 4 29.6 bumpleak/osh mut
19 15 4 30.2 _bin/cxx-opt+bumproot/osh mut
23 22 0 30.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 21 8 25.0 osh-native mut+alloc
32 32 0 25.6 osh-native mut+alloc+free
38 33 4 17.8 osh-native mut+alloc+free+gc
37 32 4 18.1 osh-native mut+alloc+free+gc+exit
43 17 25 32.1 _bin/cxx-opt+nopool/osh mut+alloc
49 37 12 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 18 9 24.8 osh-native-souffle mut+alloc
29 20 8 25.3 osh-native-souffle mut+alloc+free
33 15 18 17.3 osh-native-souffle mut+alloc+free+gc
34 23 11 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
21 18 4 1.4 dash -
77 77 0 3.3 bash -
382 219 185 3.5 zsh -
48 44 4 84.1 bumpleak/osh mut
61 56 4 84.9 _bin/cxx-opt+bumproot/osh mut
71 59 12 86.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 63 35 73.4 osh-native mut+alloc
105 73 32 75.2 osh-native mut+alloc+free
151 134 16 49.7 osh-native mut+alloc+free+gc
157 140 16 50.5 osh-native mut+alloc+free+gc+exit
140 76 64 99.0 _bin/cxx-opt+nopool/osh mut+alloc
213 181 32 67.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 64 24 73.1 osh-native-souffle mut+alloc
96 72 24 75.0 osh-native-souffle mut+alloc+free
137 105 32 51.0 osh-native-souffle mut+alloc+free+gc
141 129 12 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 3.0 bash -
8 4 4 3.1 zsh -
6 3 3 10.5 bumpleak/osh mut
7 6 0 10.8 _bin/cxx-opt+bumproot/osh mut
7 3 3 11.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 8 0 10.0 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 4 4 8.8 osh-native mut+alloc+free+gc+exit
11 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 5 5 7.9 osh-native-souffle mut+alloc+free+gc
9 9 0 7.9 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 28 0 2.9 bash -
23 15 8 3.4 zsh -
19 19 0 32.6 bumpleak/osh mut
25 21 4 31.5 _bin/cxx-opt+bumproot/osh mut
28 28 0 33.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 16 20 26.3 osh-native mut+alloc
37 37 0 26.3 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
27 20 8 8.1 osh-native mut+alloc+free+gc+exit
55 47 8 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 29 8 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 15 15 26.0 osh-native-souffle mut+alloc
31 23 8 26.0 osh-native-souffle mut+alloc+free
22 18 4 7.6 osh-native-souffle mut+alloc+free+gc
22 21 0 7.7 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
72 72 0 3.1 bash -
169 94 74 54.7 bumpleak/osh mut
183 127 56 54.9 _bin/cxx-opt+bumproot/osh mut
194 129 65 56.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 120 92 47.2 osh-native mut+alloc
219 155 64 49.1 osh-native mut+alloc+free
188 140 48 8.8 osh-native mut+alloc+free+gc
183 127 56 8.7 osh-native mut+alloc+free+gc+exit
233 145 89 62.7 _bin/cxx-opt+nopool/osh mut+alloc
209 156 52 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 96 108 46.9 osh-native-souffle mut+alloc
209 145 64 48.6 osh-native-souffle mut+alloc+free
174 105 69 8.3 osh-native-souffle mut+alloc+free+gc
173 112 60 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 17 3 4.3 bash -
18 12 7 3.5 zsh -
18 10 8 13.1 bumpleak/osh mut
20 15 6 13.1 _bin/cxx-opt+bumproot/osh mut
20 12 9 12.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 16 7 10.9 osh-native mut+alloc
23 20 3 11.3 osh-native mut+alloc+free
23 9 14 9.0 osh-native mut+alloc+free+gc
23 19 5 9.0 osh-native mut+alloc+free+gc+exit
25 19 6 12.8 _bin/cxx-opt+nopool/osh mut+alloc
26 24 2 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 11 10 10.6 osh-native-souffle mut+alloc
22 16 7 10.9 osh-native-souffle mut+alloc+free
21 11 10 8.4 osh-native-souffle mut+alloc+free+gc
22 17 5 8.8 osh-native-souffle mut+alloc+free+gc+exit