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 35 3 9 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 144 23 58 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 139 23 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 8.7 101,935 180 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 27 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 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 8.9 116,311 277 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 1.4 dash -
23 19 4 3.1 bash -
104 50 60 3.4 zsh -
16 16 0 29.7 bumpleak/osh mut
19 19 0 28.4 _bin/cxx-opt+bumproot/osh mut
22 15 7 30.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 29 0 25.2 osh-native mut+alloc
31 20 12 25.7 osh-native mut+alloc+free
35 23 11 18.0 osh-native mut+alloc+free+gc
36 24 12 18.1 osh-native mut+alloc+free+gc+exit
43 27 15 32.0 _bin/cxx-opt+nopool/osh mut+alloc
47 35 12 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 23 4 24.8 osh-native-souffle mut+alloc
28 24 4 25.3 osh-native-souffle mut+alloc+free
32 20 12 17.6 osh-native-souffle mut+alloc+free+gc
33 25 8 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 21 0 1.6 dash -
77 77 0 3.0 bash -
376 239 157 3.5 zsh -
49 26 22 83.9 bumpleak/osh mut
59 47 12 84.7 _bin/cxx-opt+bumproot/osh mut
71 39 31 85.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 52 44 73.5 osh-native mut+alloc
105 64 40 75.2 osh-native mut+alloc+free
144 116 28 49.8 osh-native mut+alloc+free+gc
150 122 28 50.5 osh-native mut+alloc+free+gc+exit
137 109 28 97.6 _bin/cxx-opt+nopool/osh mut+alloc
201 157 44 66.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 52 36 73.2 osh-native-souffle mut+alloc
96 52 44 75.0 osh-native-souffle mut+alloc+free
139 118 20 51.0 osh-native-souffle mut+alloc+free+gc
143 111 32 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 1.4 dash -
6 3 3 2.9 bash -
8 0 7 3.3 zsh -
6 3 3 11.4 bumpleak/osh mut
6 0 6 12.4 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.0 osh-native mut+alloc
8 0 8 10.2 osh-native mut+alloc+free
9 9 0 8.7 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
11 4 8 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 4 7 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.6 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
9 3 6 8.0 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
11 7 4 1.6 dash -
29 28 0 3.0 bash -
24 16 8 3.3 zsh -
18 9 9 30.9 bumpleak/osh mut
26 25 0 32.6 _bin/cxx-opt+bumproot/osh mut
31 31 0 32.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 20 16 26.3 osh-native mut+alloc
37 28 8 26.5 osh-native mut+alloc+free
27 23 4 8.0 osh-native mut+alloc+free+gc
28 23 4 7.9 osh-native mut+alloc+free+gc+exit
53 45 8 35.7 _bin/cxx-opt+nopool/osh mut+alloc
37 29 7 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
32 12 20 25.8 osh-native-souffle mut+alloc
31 23 8 26.2 osh-native-souffle mut+alloc+free
22 21 0 7.6 osh-native-souffle mut+alloc+free+gc
21 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 73 0 3.1 bash -
168 108 60 55.1 bumpleak/osh mut
182 113 69 55.1 _bin/cxx-opt+bumproot/osh mut
194 117 76 55.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 149 64 47.3 osh-native mut+alloc
216 124 92 49.0 osh-native mut+alloc+free
181 121 60 8.7 osh-native mut+alloc+free+gc
180 123 56 8.9 osh-native mut+alloc+free+gc+exit
231 163 68 62.7 _bin/cxx-opt+nopool/osh mut+alloc
209 176 32 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
202 137 65 46.9 osh-native-souffle mut+alloc
210 141 69 48.6 osh-native-souffle mut+alloc+free
173 120 52 8.3 osh-native-souffle mut+alloc+free+gc
174 106 67 8.1 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 9 1 3.5 dash -
19 15 5 4.5 bash -
18 14 5 3.5 zsh -
19 18 1 12.4 bumpleak/osh mut
20 6 15 12.8 _bin/cxx-opt+bumproot/osh mut
19 14 6 12.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 6 11.0 osh-native mut+alloc
22 7 16 11.3 osh-native mut+alloc+free
22 20 3 8.9 osh-native mut+alloc+free+gc
22 14 9 9.0 osh-native mut+alloc+free+gc+exit
24 19 6 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 15 11 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 6 15 10.6 osh-native-souffle mut+alloc
21 12 10 10.9 osh-native-souffle mut+alloc+free
21 12 9 8.7 osh-native-souffle mut+alloc+free+gc
21 21 1 8.7 osh-native-souffle mut+alloc+free+gc+exit