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 3 10 12.0 18.0 476,744 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 144 21 58 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 137 24 60 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 8.4 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 9 1 2 2.4 8.0 101,935 180 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 23 0 2 2.1 7.5 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 182 0 4 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 176 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 22 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 3 3 1.6 dash -
24 20 4 3.0 bash -
105 60 50 3.4 zsh -
17 12 4 29.5 bumpleak/osh mut
21 20 0 28.5 _bin/cxx-opt+bumproot/osh mut
22 7 15 29.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 25 4 25.2 osh-native mut+alloc
32 20 12 25.6 osh-native mut+alloc+free
36 36 0 18.0 osh-native mut+alloc+free+gc
37 33 4 18.0 osh-native mut+alloc+free+gc+exit
44 32 12 33.5 _bin/cxx-opt+nopool/osh mut+alloc
49 36 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 18 9 24.8 osh-native-souffle mut+alloc
28 28 0 25.2 osh-native-souffle mut+alloc+free
34 26 7 17.4 osh-native-souffle mut+alloc+free+gc
33 22 11 17.6 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 17 4 1.6 dash -
78 78 0 3.3 bash -
378 206 193 3.5 zsh -
49 41 8 85.7 bumpleak/osh mut
59 55 4 85.7 _bin/cxx-opt+bumproot/osh mut
70 66 4 85.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 72 24 73.5 osh-native mut+alloc
105 72 32 75.4 osh-native mut+alloc+free
144 112 32 49.7 osh-native mut+alloc+free+gc
162 141 20 50.5 osh-native mut+alloc+free+gc+exit
137 92 44 98.0 _bin/cxx-opt+nopool/osh mut+alloc
201 172 28 66.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 59 28 73.1 osh-native-souffle mut+alloc
96 72 24 75.0 osh-native-souffle mut+alloc+free
137 120 16 51.0 osh-native-souffle mut+alloc+free+gc
141 133 8 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 3 3 3.0 bash -
8 0 7 3.3 zsh -
6 3 3 11.5 bumpleak/osh mut
7 4 4 11.8 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.0 osh-native mut+alloc
8 8 0 10.0 osh-native mut+alloc+free
9 0 9 8.4 osh-native mut+alloc+free+gc
9 5 5 8.4 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 0 12 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.6 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 9 0 8.0 osh-native-souffle mut+alloc+free+gc
9 5 5 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
11 11 0 1.4 dash -
29 29 0 2.9 bash -
24 20 4 3.3 zsh -
19 19 0 31.8 bumpleak/osh mut
26 26 0 32.8 _bin/cxx-opt+bumproot/osh mut
28 28 0 33.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 33 4 26.2 osh-native mut+alloc
38 29 8 26.6 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
54 46 8 35.8 _bin/cxx-opt+nopool/osh mut+alloc
38 38 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 26 4 25.8 osh-native-souffle mut+alloc
32 20 12 26.1 osh-native-souffle mut+alloc+free
23 15 7 7.5 osh-native-souffle mut+alloc+free+gc
22 18 4 7.3 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 3.0 bash -
169 117 52 55.3 bumpleak/osh mut
183 123 60 56.0 _bin/cxx-opt+bumproot/osh mut
195 143 52 55.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
209 125 84 47.4 osh-native mut+alloc
216 164 52 49.1 osh-native mut+alloc+free
182 122 59 8.7 osh-native mut+alloc+free+gc
183 105 77 8.9 osh-native mut+alloc+free+gc+exit
234 137 97 62.8 _bin/cxx-opt+nopool/osh mut+alloc
211 163 48 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 140 64 46.9 osh-native-souffle mut+alloc
210 133 77 48.6 osh-native-souffle mut+alloc+free
176 104 72 8.3 osh-native-souffle mut+alloc+free+gc
175 126 49 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 8 2 3.5 dash -
19 15 5 4.5 bash -
18 11 7 3.5 zsh -
20 11 9 12.8 bumpleak/osh mut
20 6 14 12.1 _bin/cxx-opt+bumproot/osh mut
21 16 6 13.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 7 11.1 osh-native mut+alloc
23 16 7 11.3 osh-native mut+alloc+free
23 16 7 9.0 osh-native mut+alloc+free+gc
24 22 2 8.9 osh-native mut+alloc+free+gc+exit
25 13 13 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 16 10 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 15 7 10.5 osh-native-souffle mut+alloc
22 5 17 10.7 osh-native-souffle mut+alloc+free
22 21 2 8.7 osh-native-souffle mut+alloc+free+gc
22 16 7 8.7 osh-native-souffle mut+alloc+free+gc+exit