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 38 5 11 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 35 5 12 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 168 28 79 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 159 28 80 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 7.9 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 1 2.1 7.9 579,599 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 184 0 4 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 175 0 3 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 9.2 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 1 2 2.8 8.4 116,311 277 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 3.1 bash -
104 58 53 3.4 zsh -
17 17 0 28.4 bumpleak/osh mut
20 16 4 29.7 _bin/cxx-opt+bumproot/osh mut
22 18 4 29.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 22 7 25.2 osh-native mut+alloc
32 16 16 25.7 osh-native mut+alloc+free
38 22 15 18.0 osh-native mut+alloc+free+gc
39 35 4 18.1 osh-native mut+alloc+free+gc+exit
44 36 8 32.4 _bin/cxx-opt+nopool/osh mut+alloc
52 48 4 22.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 18 9 24.9 osh-native-souffle mut+alloc
29 25 4 25.2 osh-native-souffle mut+alloc+free
35 35 0 17.4 osh-native-souffle mut+alloc+free+gc
34 30 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 -
78 78 0 3.1 bash -
382 221 182 3.5 zsh -
49 38 11 85.8 bumpleak/osh mut
60 44 16 84.8 _bin/cxx-opt+bumproot/osh mut
72 68 4 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 55 43 73.4 osh-native mut+alloc
107 74 33 75.4 osh-native mut+alloc+free
168 151 16 49.7 osh-native mut+alloc+free+gc
171 146 24 50.5 osh-native mut+alloc+free+gc+exit
139 83 55 97.5 _bin/cxx-opt+nopool/osh mut+alloc
243 214 28 67.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 40 48 73.1 osh-native-souffle mut+alloc
97 62 35 74.8 osh-native-souffle mut+alloc+free
159 138 20 50.9 osh-native-souffle mut+alloc+free+gc
157 129 28 51.6 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 3.0 bash -
8 4 4 3.3 zsh -
6 0 6 10.8 bumpleak/osh mut
7 7 0 11.0 _bin/cxx-opt+bumproot/osh mut
8 8 0 11.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 9 0 10.0 osh-native mut+alloc
9 9 0 10.1 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
12 12 0 11.3 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.6 osh-native-souffle mut+alloc
9 0 8 9.6 osh-native-souffle mut+alloc+free
9 5 5 7.9 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 1.3 dash -
30 30 0 2.9 bash -
24 16 8 3.3 zsh -
19 15 4 31.7 bumpleak/osh mut
27 22 4 32.4 _bin/cxx-opt+bumproot/osh mut
28 24 4 33.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 32 4 26.0 osh-native mut+alloc
37 33 4 26.0 osh-native mut+alloc+free
28 27 0 7.9 osh-native mut+alloc+free+gc
28 28 0 7.9 osh-native mut+alloc+free+gc+exit
55 42 13 35.5 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 26 4 25.6 osh-native-souffle mut+alloc
32 20 12 25.8 osh-native-souffle mut+alloc+free
22 13 9 7.6 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 73 0 3.0 bash -
165 112 52 55.0 bumpleak/osh mut
184 120 64 56.6 _bin/cxx-opt+bumproot/osh mut
196 136 60 56.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 132 80 47.1 osh-native mut+alloc
223 127 95 48.7 osh-native mut+alloc+free
184 124 60 8.7 osh-native mut+alloc+free+gc
186 134 51 8.7 osh-native mut+alloc+free+gc+exit
234 154 79 64.5 _bin/cxx-opt+nopool/osh mut+alloc
215 142 73 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 116 88 46.7 osh-native-souffle mut+alloc
212 128 84 48.4 osh-native-souffle mut+alloc+free
175 123 52 8.3 osh-native-souffle mut+alloc+free+gc
176 112 64 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 -
20 16 4 4.3 bash -
18 9 10 3.4 zsh -
20 17 4 12.6 bumpleak/osh mut
20 15 5 12.5 _bin/cxx-opt+bumproot/osh mut
22 11 12 13.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 20 2 11.0 osh-native mut+alloc
22 22 1 11.1 osh-native mut+alloc+free
23 17 6 9.2 osh-native mut+alloc+free+gc
23 11 13 9.0 osh-native mut+alloc+free+gc+exit
25 19 7 12.7 _bin/cxx-opt+nopool/osh mut+alloc
26 18 8 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 19 2 10.6 osh-native-souffle mut+alloc
21 15 6 10.7 osh-native-souffle mut+alloc+free
21 10 11 8.4 osh-native-souffle mut+alloc+free+gc
22 15 7 8.3 osh-native-souffle mut+alloc+free+gc+exit