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 33 3 9 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 154 24 69 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 141 25 63 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 8.4 101,935 180 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 2 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 8.1 995,280 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 8.5 116,311 277 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
7 7 0 1.4 dash -
23 23 0 3.1 bash -
104 65 46 3.4 zsh -
17 16 0 29.4 bumpleak/osh mut
19 19 0 29.1 _bin/cxx-opt+bumproot/osh mut
22 19 4 30.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 17 12 25.0 osh-native mut+alloc
32 23 8 25.6 osh-native mut+alloc+free
35 31 4 18.0 osh-native mut+alloc+free+gc
36 32 4 18.0 osh-native mut+alloc+free+gc+exit
43 34 9 32.5 _bin/cxx-opt+nopool/osh mut+alloc
48 32 16 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 23 4 24.9 osh-native-souffle mut+alloc
28 24 4 25.2 osh-native-souffle mut+alloc+free
33 32 0 17.4 osh-native-souffle mut+alloc+free+gc
34 29 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
21 21 0 1.6 dash -
77 77 0 3.1 bash -
383 222 184 3.4 zsh -
50 41 8 84.4 bumpleak/osh mut
60 52 8 85.5 _bin/cxx-opt+bumproot/osh mut
71 58 12 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 72 24 73.4 osh-native mut+alloc
104 72 32 75.2 osh-native mut+alloc+free
154 134 20 49.8 osh-native mut+alloc+free+gc
157 141 16 50.3 osh-native mut+alloc+free+gc+exit
138 87 51 99.0 _bin/cxx-opt+nopool/osh mut+alloc
210 173 36 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 52 36 73.0 osh-native-souffle mut+alloc
97 76 20 75.0 osh-native-souffle mut+alloc+free
141 124 16 50.9 osh-native-souffle mut+alloc+free+gc
151 123 28 51.5 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 6 0 2.9 bash -
8 0 7 3.4 zsh -
6 6 0 11.0 bumpleak/osh mut
7 7 0 11.3 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.0 osh-native mut+alloc
9 4 4 10.4 osh-native mut+alloc+free
9 9 0 8.4 osh-native mut+alloc+free+gc
9 6 3 8.5 osh-native mut+alloc+free+gc+exit
11 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 4 8 9.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.6 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
9 6 3 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 26 4 3.0 bash -
24 19 4 3.4 zsh -
18 18 0 32.4 bumpleak/osh mut
26 15 11 32.9 _bin/cxx-opt+bumproot/osh mut
28 23 4 31.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.5 osh-native mut+alloc
37 19 19 26.7 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 45 8 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 22 9 26.0 osh-native-souffle mut+alloc
31 23 8 26.1 osh-native-souffle mut+alloc+free
22 17 4 7.6 osh-native-souffle mut+alloc+free+gc
22 18 4 7.5 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 3.1 bash -
167 96 72 54.3 bumpleak/osh mut
182 138 44 55.1 _bin/cxx-opt+bumproot/osh mut
196 128 68 57.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 136 76 47.4 osh-native mut+alloc
219 151 68 49.1 osh-native mut+alloc+free
181 129 52 8.7 osh-native mut+alloc+free+gc
181 109 72 8.7 osh-native mut+alloc+free+gc+exit
234 153 81 62.7 _bin/cxx-opt+nopool/osh mut+alloc
209 168 40 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 112 92 46.9 osh-native-souffle mut+alloc
210 126 83 48.6 osh-native-souffle mut+alloc+free
173 129 44 8.1 osh-native-souffle mut+alloc+free+gc
176 132 44 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 9 1 3.5 dash -
19 10 10 4.3 bash -
18 8 10 3.5 zsh -
19 11 8 12.3 bumpleak/osh mut
21 13 8 14.4 _bin/cxx-opt+bumproot/osh mut
21 12 9 13.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 12 9 11.1 osh-native mut+alloc
23 16 7 11.3 osh-native mut+alloc+free
22 14 9 9.0 osh-native mut+alloc+free+gc
23 18 5 9.0 osh-native mut+alloc+free+gc+exit
25 22 3 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 20 6 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 5 16 10.6 osh-native-souffle mut+alloc
21 13 8 10.7 osh-native-souffle mut+alloc+free
21 15 6 8.5 osh-native-souffle mut+alloc+free+gc
21 21 1 8.7 osh-native-souffle mut+alloc+free+gc+exit