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 18.1 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 4 10 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 144 23 58 44.5 50.0 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 136 22 58 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 1 2.1 7.9 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 2.1 7.5 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 181 0 3 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 173 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 9.0 116,311 277 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 -
23 23 0 3.1 bash -
103 60 50 3.4 zsh -
16 12 4 28.9 bumpleak/osh mut
19 15 4 29.8 _bin/cxx-opt+bumproot/osh mut
22 18 4 28.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 18 11 25.2 osh-native mut+alloc
31 27 4 25.6 osh-native mut+alloc+free
36 32 4 18.1 osh-native mut+alloc+free+gc
36 28 8 18.1 osh-native mut+alloc+free+gc+exit
42 27 15 31.9 _bin/cxx-opt+nopool/osh mut+alloc
48 32 16 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 11 15 24.8 osh-native-souffle mut+alloc
28 16 12 25.2 osh-native-souffle mut+alloc+free
33 20 12 17.4 osh-native-souffle mut+alloc+free+gc
34 23 11 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
21 18 4 1.4 dash -
78 78 0 3.1 bash -
373 204 192 3.5 zsh -
49 41 8 85.0 bumpleak/osh mut
59 51 8 85.6 _bin/cxx-opt+bumproot/osh mut
70 66 4 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 76 20 73.4 osh-native mut+alloc
103 59 44 75.4 osh-native mut+alloc+free
144 116 28 50.0 osh-native mut+alloc+free+gc
150 131 20 50.2 osh-native mut+alloc+free+gc+exit
139 86 53 98.0 _bin/cxx-opt+nopool/osh mut+alloc
199 183 16 66.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 54 33 73.1 osh-native-souffle mut+alloc
94 51 43 74.9 osh-native-souffle mut+alloc+free
136 116 20 51.0 osh-native-souffle mut+alloc+free+gc
138 118 20 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 3 3 2.9 bash -
8 8 0 3.3 zsh -
6 6 0 11.7 bumpleak/osh mut
6 3 3 12.7 _bin/cxx-opt+bumproot/osh mut
7 4 4 12.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.0 osh-native mut+alloc
8 4 4 10.2 osh-native mut+alloc+free
9 0 9 8.5 osh-native mut+alloc+free+gc
9 4 4 8.5 osh-native mut+alloc+free+gc+exit
11 11 0 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 7 0 9.6 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
9 0 9 7.9 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 1.6 dash -
28 28 0 3.0 bash -
24 12 12 3.3 zsh -
19 15 4 32.7 bumpleak/osh mut
25 25 0 31.4 _bin/cxx-opt+bumproot/osh mut
28 28 0 32.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.2 osh-native mut+alloc
37 29 8 26.7 osh-native mut+alloc+free
28 24 4 7.9 osh-native mut+alloc+free+gc
27 27 0 8.1 osh-native mut+alloc+free+gc+exit
54 54 0 36.0 _bin/cxx-opt+nopool/osh mut+alloc
38 38 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 13 17 26.0 osh-native-souffle mut+alloc
31 26 4 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.5 osh-native-souffle mut+alloc+free+gc
22 17 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 68 4 3.1 bash -
168 88 80 55.2 bumpleak/osh mut
182 134 47 55.1 _bin/cxx-opt+bumproot/osh mut
195 119 75 55.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 146 65 47.1 osh-native mut+alloc
219 134 85 49.1 osh-native mut+alloc+free
181 128 52 8.7 osh-native mut+alloc+free+gc
180 128 52 8.8 osh-native mut+alloc+free+gc+exit
231 155 76 64.0 _bin/cxx-opt+nopool/osh mut+alloc
209 148 60 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 96 108 46.9 osh-native-souffle mut+alloc
208 136 72 48.6 osh-native-souffle mut+alloc+free
173 133 40 8.3 osh-native-souffle mut+alloc+free+gc
175 111 64 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 3.4 dash -
20 11 10 4.5 bash -
17 14 5 3.5 zsh -
19 13 7 12.2 bumpleak/osh mut
19 13 6 12.4 _bin/cxx-opt+bumproot/osh mut
20 12 9 12.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 6 11.0 osh-native mut+alloc
22 11 12 11.3 osh-native mut+alloc+free
22 14 8 9.0 osh-native mut+alloc+free+gc
22 14 9 9.0 osh-native mut+alloc+free+gc+exit
24 16 9 12.8 _bin/cxx-opt+nopool/osh mut+alloc
24 14 10 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 7 10.6 osh-native-souffle mut+alloc
21 14 8 10.6 osh-native-souffle mut+alloc+free
21 15 6 8.7 osh-native-souffle mut+alloc+free+gc
21 17 5 8.7 osh-native-souffle mut+alloc+free+gc+exit