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 36 4 10 12.0 17.8 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 3 9 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 164 27 77 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 156 29 78 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 7.7 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 1 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 180 0 4 10.3 8.5 995,281 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 22 1 2 2.8 9.2 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,311 277 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 1.6 dash -
24 23 0 3.1 bash -
107 53 60 3.4 zsh -
17 17 0 29.6 bumpleak/osh mut
20 12 8 28.7 _bin/cxx-opt+bumproot/osh mut
22 18 4 29.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 21 8 24.9 osh-native mut+alloc
32 20 12 25.7 osh-native mut+alloc+free
36 24 12 17.8 osh-native mut+alloc+free+gc
36 24 12 18.0 osh-native mut+alloc+free+gc+exit
44 28 16 32.2 _bin/cxx-opt+nopool/osh mut+alloc
49 45 4 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 11 15 24.8 osh-native-souffle mut+alloc
29 20 8 25.4 osh-native-souffle mut+alloc+free
33 28 4 17.6 osh-native-souffle mut+alloc+free+gc
34 30 4 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 -
378 205 193 3.5 zsh -
49 49 0 84.4 bumpleak/osh mut
60 60 0 86.4 _bin/cxx-opt+bumproot/osh mut
72 48 24 85.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
102 62 39 73.5 osh-native mut+alloc
106 69 37 75.4 osh-native mut+alloc+free
164 128 36 49.8 osh-native mut+alloc+free+gc
158 138 20 50.5 osh-native mut+alloc+free+gc+exit
138 94 43 97.7 _bin/cxx-opt+nopool/osh mut+alloc
227 210 16 66.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 68 20 73.1 osh-native-souffle mut+alloc
96 64 32 75.0 osh-native-souffle mut+alloc+free
156 136 20 51.0 osh-native-souffle mut+alloc+free+gc
158 130 28 51.8 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 1.3 dash -
6 6 0 2.9 bash -
8 0 7 3.3 zsh -
6 0 6 10.7 bumpleak/osh mut
6 3 3 12.3 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 9 0 10.0 osh-native mut+alloc
9 9 0 10.4 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 6 3 8.5 osh-native mut+alloc+free+gc+exit
12 0 12 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
8 0 8 9.8 osh-native-souffle mut+alloc+free
9 9 0 7.7 osh-native-souffle mut+alloc+free+gc
9 9 0 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 1.4 dash -
30 29 0 2.9 bash -
24 12 12 3.1 zsh -
18 18 0 31.2 bumpleak/osh mut
25 21 4 32.1 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 24 12 26.3 osh-native mut+alloc
38 23 15 26.5 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 28 0 7.9 osh-native mut+alloc+free+gc+exit
53 37 16 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 26 4 26.0 osh-native-souffle mut+alloc
32 28 4 26.1 osh-native-souffle mut+alloc+free
22 19 4 7.6 osh-native-souffle mut+alloc+free+gc
22 18 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 61 12 3.1 bash -
169 129 40 55.9 bumpleak/osh mut
186 113 72 56.2 _bin/cxx-opt+bumproot/osh mut
197 110 86 55.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
217 140 76 47.3 osh-native mut+alloc
219 117 101 49.1 osh-native mut+alloc+free
180 124 56 8.5 osh-native mut+alloc+free+gc
182 126 55 8.7 osh-native mut+alloc+free+gc+exit
233 165 67 63.7 _bin/cxx-opt+nopool/osh mut+alloc
212 140 72 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 104 100 47.0 osh-native-souffle mut+alloc
210 141 69 48.6 osh-native-souffle mut+alloc+free
174 119 55 8.3 osh-native-souffle mut+alloc+free+gc
175 119 55 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 3.4 dash -
19 13 7 4.3 bash -
18 16 2 3.5 zsh -
18 10 8 11.4 bumpleak/osh mut
21 14 7 13.1 _bin/cxx-opt+bumproot/osh mut
21 15 6 12.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 20 2 11.1 osh-native mut+alloc
22 17 6 11.3 osh-native mut+alloc+free
22 11 11 9.2 osh-native mut+alloc+free+gc
23 12 12 9.0 osh-native mut+alloc+free+gc+exit
25 16 9 12.6 _bin/cxx-opt+nopool/osh mut+alloc
25 19 6 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 16 5 10.6 osh-native-souffle mut+alloc
22 11 11 10.6 osh-native-souffle mut+alloc+free
21 13 8 8.7 osh-native-souffle mut+alloc+free+gc
22 18 5 8.5 osh-native-souffle mut+alloc+free+gc+exit