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 4 10 12.0 18.1 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 3 9 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 149 24 64 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 139 25 62 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 2 2.1 7.7 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 21 0 1 2.1 7.5 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 182 0 4 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 174 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 8.9 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 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 1.4 dash -
24 20 4 3.0 bash -
105 47 65 3.4 zsh -
16 16 0 28.1 bumpleak/osh mut
19 11 7 29.6 _bin/cxx-opt+bumproot/osh mut
22 22 0 29.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 25 4 25.2 osh-native mut+alloc
31 22 9 25.8 osh-native mut+alloc+free
35 16 20 18.1 osh-native mut+alloc+free+gc
37 22 15 18.0 osh-native mut+alloc+free+gc+exit
43 23 19 32.9 _bin/cxx-opt+nopool/osh mut+alloc
47 43 4 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 22 4 24.8 osh-native-souffle mut+alloc
28 8 20 25.3 osh-native-souffle mut+alloc+free
33 24 8 17.6 osh-native-souffle mut+alloc+free+gc
32 16 16 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 1.4 dash -
78 78 0 3.1 bash -
377 219 179 3.5 zsh -
49 34 15 84.3 bumpleak/osh mut
59 51 8 86.3 _bin/cxx-opt+bumproot/osh mut
71 58 12 85.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
103 63 39 73.5 osh-native mut+alloc
104 68 36 75.4 osh-native mut+alloc+free
149 117 32 49.7 osh-native mut+alloc+free+gc
154 138 16 50.5 osh-native mut+alloc+free+gc+exit
137 105 32 98.6 _bin/cxx-opt+nopool/osh mut+alloc
210 182 28 67.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 55 32 73.0 osh-native-souffle mut+alloc
95 59 36 74.9 osh-native-souffle mut+alloc+free
139 91 48 50.9 osh-native-souffle mut+alloc+free+gc
142 130 12 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 1.4 dash -
6 3 3 2.8 bash -
8 0 7 3.3 zsh -
6 6 0 11.9 bumpleak/osh mut
6 3 3 12.8 _bin/cxx-opt+bumproot/osh mut
8 4 4 11.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.0 osh-native mut+alloc
8 4 4 10.1 osh-native mut+alloc+free
9 9 0 8.7 osh-native mut+alloc+free+gc
9 4 4 8.7 osh-native mut+alloc+free+gc+exit
11 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 8 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 7 0 9.7 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 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 -
29 25 4 2.9 bash -
24 16 8 3.3 zsh -
18 18 0 31.6 bumpleak/osh mut
25 21 4 32.9 _bin/cxx-opt+bumproot/osh mut
28 28 0 31.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 36 0 26.0 osh-native mut+alloc
37 24 12 26.2 osh-native mut+alloc+free
28 24 4 7.7 osh-native mut+alloc+free+gc
27 27 0 7.9 osh-native mut+alloc+free+gc+exit
54 37 16 35.4 _bin/cxx-opt+nopool/osh mut+alloc
37 29 8 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 13 17 25.4 osh-native-souffle mut+alloc
32 28 4 25.6 osh-native-souffle mut+alloc+free
21 21 0 7.5 osh-native-souffle mut+alloc+free+gc
22 17 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 68 4 3.1 bash -
167 119 48 54.6 bumpleak/osh mut
183 119 64 55.0 _bin/cxx-opt+bumproot/osh mut
196 136 60 56.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 129 81 47.1 osh-native mut+alloc
217 156 60 48.7 osh-native mut+alloc+free
182 145 36 8.7 osh-native mut+alloc+free+gc
184 124 60 8.7 osh-native mut+alloc+free+gc+exit
234 165 68 62.7 _bin/cxx-opt+nopool/osh mut+alloc
208 156 52 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 128 76 46.6 osh-native-souffle mut+alloc
209 136 72 48.3 osh-native-souffle mut+alloc+free
174 129 44 8.1 osh-native-souffle mut+alloc+free+gc
176 112 64 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 3.5 dash -
19 16 4 4.3 bash -
18 16 2 3.5 zsh -
18 16 2 11.3 bumpleak/osh mut
20 12 9 13.1 _bin/cxx-opt+bumproot/osh mut
20 21 0 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 16 5 11.0 osh-native mut+alloc
22 13 10 11.1 osh-native mut+alloc+free
22 15 7 8.9 osh-native mut+alloc+free+gc
23 13 10 8.9 osh-native mut+alloc+free+gc+exit
24 17 7 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 17 8 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 5 15 10.6 osh-native-souffle mut+alloc
21 13 8 10.7 osh-native-souffle mut+alloc+free
21 17 4 8.7 osh-native-souffle mut+alloc+free+gc
21 18 4 8.5 osh-native-souffle mut+alloc+free+gc+exit