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 37 4 10 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 4 10 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 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 152 28 73 45.9 50.9 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 8.1 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 2 2.1 8.1 579,599 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 182 0 4 10.3 8.9 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 176 0 4 10.3 8.1 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 8.9 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 22 1 2 2.8 8.5 116,311 277 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 19 4 3.0 bash -
107 70 44 3.4 zsh -
17 13 4 29.9 bumpleak/osh mut
20 20 0 29.5 _bin/cxx-opt+bumproot/osh mut
23 15 8 30.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 26 4 25.2 osh-native mut+alloc
32 24 8 25.7 osh-native mut+alloc+free
37 33 4 18.0 osh-native mut+alloc+free+gc
37 37 0 18.2 osh-native mut+alloc+free+gc+exit
43 23 19 32.7 _bin/cxx-opt+nopool/osh mut+alloc
51 43 8 22.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.9 osh-native-souffle mut+alloc
29 21 8 25.4 osh-native-souffle mut+alloc+free
33 33 0 17.6 osh-native-souffle mut+alloc+free+gc
35 26 9 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 22 0 1.6 dash -
78 78 0 3.1 bash -
388 228 181 3.7 zsh -
50 46 4 84.7 bumpleak/osh mut
59 55 4 85.7 _bin/cxx-opt+bumproot/osh mut
72 67 4 86.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 72 24 73.5 osh-native mut+alloc
105 66 39 75.2 osh-native mut+alloc+free
164 132 32 49.7 osh-native mut+alloc+free+gc
164 156 8 50.5 osh-native mut+alloc+free+gc+exit
140 100 40 98.2 _bin/cxx-opt+nopool/osh mut+alloc
224 200 24 66.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
90 53 37 73.0 osh-native-souffle mut+alloc
97 64 32 75.0 osh-native-souffle mut+alloc+free
152 128 24 50.9 osh-native-souffle mut+alloc+free+gc
158 142 16 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 0 2 1.3 dash -
6 3 3 2.9 bash -
8 8 0 3.3 zsh -
6 6 0 11.9 bumpleak/osh mut
7 0 7 11.5 _bin/cxx-opt+bumproot/osh mut
7 4 4 12.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 10.0 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
9 5 5 8.7 osh-native mut+alloc+free+gc
9 6 3 8.7 osh-native mut+alloc+free+gc+exit
12 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.6 osh-native-souffle mut+alloc
8 4 4 9.6 osh-native-souffle mut+alloc+free
9 5 5 8.1 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 10 0 1.4 dash -
29 29 0 2.9 bash -
24 20 4 3.3 zsh -
19 9 9 31.7 bumpleak/osh mut
26 18 7 33.5 _bin/cxx-opt+bumproot/osh mut
28 16 12 32.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 24 12 26.3 osh-native mut+alloc
38 29 8 26.6 osh-native mut+alloc+free
28 28 0 8.1 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
55 39 16 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 28 8 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 22 9 26.0 osh-native-souffle mut+alloc
32 24 8 26.2 osh-native-souffle mut+alloc+free
22 18 4 7.6 osh-native-souffle mut+alloc+free+gc
22 14 7 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
73 69 4 3.3 bash -
171 122 49 55.9 bumpleak/osh mut
184 124 60 56.0 _bin/cxx-opt+bumproot/osh mut
194 127 67 57.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 124 88 47.4 osh-native mut+alloc
219 147 71 49.0 osh-native mut+alloc+free
182 113 69 8.9 osh-native mut+alloc+free+gc
181 130 51 8.8 osh-native mut+alloc+free+gc+exit
236 156 80 64.6 _bin/cxx-opt+nopool/osh mut+alloc
210 166 44 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 142 63 46.9 osh-native-souffle mut+alloc
213 165 47 48.7 osh-native-souffle mut+alloc+free
176 107 68 8.1 osh-native-souffle mut+alloc+free+gc
175 139 36 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 7 3 3.4 dash -
20 12 9 4.5 bash -
18 10 8 3.4 zsh -
18 15 4 11.7 bumpleak/osh mut
21 7 15 13.5 _bin/cxx-opt+bumproot/osh mut
20 17 4 11.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 8 15 11.0 osh-native mut+alloc
23 16 8 11.3 osh-native mut+alloc+free
23 18 5 8.9 osh-native mut+alloc+free+gc
23 21 2 8.9 osh-native mut+alloc+free+gc+exit
25 17 8 12.7 _bin/cxx-opt+nopool/osh mut+alloc
26 20 7 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 10 10.6 osh-native-souffle mut+alloc
22 13 10 10.7 osh-native-souffle mut+alloc+free
22 13 8 8.5 osh-native-souffle mut+alloc+free+gc
23 11 12 8.4 osh-native-souffle mut+alloc+free+gc+exit