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 39 6 12 12.0 18.1 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 4 10 12.0 17.3 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 172 30 82 44.5 49.6 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 156 30 76 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 10 1 2 2.4 8.0 101,935 180 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 2 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 183 0 4 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 176 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 23 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 -
24 24 0 3.1 bash -
107 59 55 3.4 zsh -
17 8 8 29.8 bumpleak/osh mut
21 20 0 30.0 _bin/cxx-opt+bumproot/osh mut
24 23 0 28.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 18 11 25.2 osh-native mut+alloc
33 25 8 25.4 osh-native mut+alloc+free
39 34 4 18.1 osh-native mut+alloc+free+gc
40 28 12 18.1 osh-native mut+alloc+free+gc+exit
44 32 12 32.7 _bin/cxx-opt+nopool/osh mut+alloc
62 57 4 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 12 24.9 osh-native-souffle mut+alloc
29 21 8 25.3 osh-native-souffle mut+alloc+free
33 29 4 17.3 osh-native-souffle mut+alloc+free+gc
36 31 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
22 18 4 1.6 dash -
78 78 0 3.1 bash -
393 237 178 3.5 zsh -
50 49 0 85.7 bumpleak/osh mut
62 49 12 85.2 _bin/cxx-opt+bumproot/osh mut
72 56 16 86.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 65 32 73.4 osh-native mut+alloc
112 72 40 75.4 osh-native mut+alloc+free
172 155 16 49.6 osh-native mut+alloc+free+gc
186 178 8 50.5 osh-native mut+alloc+free+gc+exit
139 87 51 99.2 _bin/cxx-opt+nopool/osh mut+alloc
259 219 40 68.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
90 57 33 73.0 osh-native-souffle mut+alloc
98 73 24 74.8 osh-native-souffle mut+alloc+free
156 144 12 51.0 osh-native-souffle mut+alloc+free+gc
176 152 24 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 1.3 dash -
6 3 3 2.9 bash -
8 3 5 3.3 zsh -
6 6 0 10.3 bumpleak/osh mut
7 7 0 12.7 _bin/cxx-opt+bumproot/osh mut
8 4 4 11.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 10.0 osh-native mut+alloc
10 3 7 10.2 osh-native mut+alloc+free
9 9 0 8.7 osh-native mut+alloc+free+gc
10 0 10 8.7 osh-native mut+alloc+free+gc+exit
12 12 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
13 9 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.6 osh-native-souffle mut+alloc
9 3 6 9.8 osh-native-souffle mut+alloc+free
10 5 5 8.0 osh-native-souffle mut+alloc+free+gc
9 6 3 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 29 0 2.9 bash -
24 20 4 3.3 zsh -
19 14 5 31.5 bumpleak/osh mut
27 11 15 32.7 _bin/cxx-opt+bumproot/osh mut
29 28 0 32.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
38 37 0 26.5 osh-native mut+alloc
39 27 12 26.6 osh-native mut+alloc+free
28 18 11 8.0 osh-native mut+alloc+free+gc
29 24 4 7.9 osh-native mut+alloc+free+gc+exit
54 35 19 35.9 _bin/cxx-opt+nopool/osh mut+alloc
38 30 8 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
32 12 20 26.1 osh-native-souffle mut+alloc
34 21 12 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
23 23 0 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 -
171 119 52 54.7 bumpleak/osh mut
186 130 55 56.6 _bin/cxx-opt+bumproot/osh mut
199 123 76 55.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
216 132 84 47.3 osh-native mut+alloc
219 111 107 49.1 osh-native mut+alloc+free
183 123 60 8.7 osh-native mut+alloc+free+gc
182 134 49 8.8 osh-native mut+alloc+free+gc+exit
239 166 73 64.1 _bin/cxx-opt+nopool/osh mut+alloc
232 160 72 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 120 84 46.8 osh-native-souffle mut+alloc
215 147 68 48.6 osh-native-souffle mut+alloc+free
176 112 64 8.3 osh-native-souffle mut+alloc+free+gc
179 123 56 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 9 2 3.4 dash -
22 20 1 4.3 bash -
19 12 7 3.5 zsh -
19 17 3 12.1 bumpleak/osh mut
20 19 2 12.1 _bin/cxx-opt+bumproot/osh mut
23 20 4 14.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 15 7 11.1 osh-native mut+alloc
23 14 9 11.0 osh-native mut+alloc+free
23 21 2 9.0 osh-native mut+alloc+free+gc
23 11 13 9.2 osh-native mut+alloc+free+gc+exit
26 14 12 12.6 _bin/cxx-opt+nopool/osh mut+alloc
25 11 15 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 13 8 10.6 osh-native-souffle mut+alloc
24 10 14 10.7 osh-native-souffle mut+alloc+free
23 12 11 8.7 osh-native-souffle mut+alloc+free+gc
24 14 10 8.7 osh-native-souffle mut+alloc+free+gc+exit