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 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 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 171 29 83 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 151 30 72 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 2 2.1 7.9 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 2 2.1 7.5 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 181 0 4 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 177 0 4 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 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
6 6 0 1.4 dash -
24 24 0 3.0 bash -
112 78 40 3.4 zsh -
17 7 10 28.4 bumpleak/osh mut
19 15 4 29.8 _bin/cxx-opt+bumproot/osh mut
23 15 7 29.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 21 8 25.2 osh-native mut+alloc
32 20 12 25.7 osh-native mut+alloc+free
35 27 8 18.1 osh-native mut+alloc+free+gc
39 34 4 18.1 osh-native mut+alloc+free+gc+exit
44 28 16 33.0 _bin/cxx-opt+nopool/osh mut+alloc
50 37 12 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 23 4 24.6 osh-native-souffle mut+alloc
29 12 17 25.4 osh-native-souffle mut+alloc+free
33 25 8 17.6 osh-native-souffle mut+alloc+free+gc
35 27 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
22 21 0 1.6 dash -
79 78 0 3.3 bash -
395 208 207 3.4 zsh -
51 38 13 84.4 bumpleak/osh mut
62 46 15 85.0 _bin/cxx-opt+bumproot/osh mut
73 65 8 85.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 59 39 73.5 osh-native mut+alloc
109 68 40 75.3 osh-native mut+alloc+free
171 154 16 49.7 osh-native mut+alloc+free+gc
179 159 20 50.3 osh-native mut+alloc+free+gc+exit
140 100 40 99.1 _bin/cxx-opt+nopool/osh mut+alloc
236 216 20 66.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
94 65 28 73.0 osh-native-souffle mut+alloc
99 66 33 75.0 osh-native-souffle mut+alloc+free
151 127 24 51.0 osh-native-souffle mut+alloc+free+gc
155 123 32 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 2 0 1.3 dash -
6 6 0 2.9 bash -
8 0 7 3.4 zsh -
6 0 6 11.4 bumpleak/osh mut
7 0 7 11.7 _bin/cxx-opt+bumproot/osh mut
7 3 3 12.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 8 0 9.8 osh-native mut+alloc
9 0 9 10.1 osh-native mut+alloc+free
9 5 5 8.5 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
11 11 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 8 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.4 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
9 4 4 7.9 osh-native-souffle mut+alloc+free+gc
9 5 5 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
11 11 0 1.6 dash -
29 25 4 3.0 bash -
23 16 8 3.3 zsh -
19 11 7 31.3 bumpleak/osh mut
25 21 4 31.6 _bin/cxx-opt+bumproot/osh mut
28 20 8 31.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.3 osh-native mut+alloc
37 25 12 26.3 osh-native mut+alloc+free
28 24 4 7.9 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
54 38 15 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 15 15 26.0 osh-native-souffle mut+alloc
32 27 4 26.1 osh-native-souffle mut+alloc+free
22 22 0 7.5 osh-native-souffle mut+alloc+free+gc
22 18 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 72 0 3.1 bash -
171 119 52 55.1 bumpleak/osh mut
184 136 48 55.9 _bin/cxx-opt+bumproot/osh mut
198 122 75 56.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 126 85 47.1 osh-native mut+alloc
221 161 59 49.1 osh-native mut+alloc+free
181 113 68 8.7 osh-native mut+alloc+free+gc
182 130 51 8.7 osh-native mut+alloc+free+gc+exit
235 147 87 64.1 _bin/cxx-opt+nopool/osh mut+alloc
209 124 84 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 153 52 46.9 osh-native-souffle mut+alloc
213 106 106 48.7 osh-native-souffle mut+alloc+free
177 124 52 8.3 osh-native-souffle mut+alloc+free+gc
176 127 48 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 10 0 3.5 dash -
21 12 9 4.5 bash -
18 16 2 3.4 zsh -
19 17 2 11.5 bumpleak/osh mut
20 15 6 12.3 _bin/cxx-opt+bumproot/osh mut
21 14 8 12.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 16 5 11.1 osh-native mut+alloc
23 15 9 11.1 osh-native mut+alloc+free
23 16 7 9.0 osh-native mut+alloc+free+gc
24 14 10 9.0 osh-native mut+alloc+free+gc+exit
26 15 11 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 22 3 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 14 6 10.6 osh-native-souffle mut+alloc
21 18 4 10.7 osh-native-souffle mut+alloc+free
21 10 12 8.5 osh-native-souffle mut+alloc+free+gc
22 19 3 8.7 osh-native-souffle mut+alloc+free+gc+exit