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 36 3 9 12.0 17.8 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 4 10 12.0 17.7 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 164 25 78 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 156 27 75 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 8.4 101,935 180 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 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 184 0 4 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 173 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 22 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 3 3 1.6 dash -
24 23 0 3.0 bash -
105 60 52 3.4 zsh -
17 8 8 27.8 bumpleak/osh mut
20 16 4 28.7 _bin/cxx-opt+bumproot/osh mut
24 23 0 29.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 17 13 25.2 osh-native mut+alloc
32 12 20 25.8 osh-native mut+alloc+free
36 28 8 17.8 osh-native mut+alloc+free+gc
36 32 4 17.8 osh-native mut+alloc+free+gc+exit
43 24 20 32.9 _bin/cxx-opt+nopool/osh mut+alloc
52 40 12 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 19 8 24.8 osh-native-souffle mut+alloc
29 18 11 25.3 osh-native-souffle mut+alloc+free
33 25 8 17.7 osh-native-souffle mut+alloc+free+gc
35 35 0 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 1.4 dash -
78 78 0 3.1 bash -
380 219 183 3.4 zsh -
51 31 19 84.3 bumpleak/osh mut
62 54 8 84.8 _bin/cxx-opt+bumproot/osh mut
71 70 0 86.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 56 40 73.4 osh-native mut+alloc
106 73 32 75.5 osh-native mut+alloc+free
164 148 16 49.7 osh-native mut+alloc+free+gc
161 141 20 50.5 osh-native mut+alloc+free+gc+exit
138 91 47 98.7 _bin/cxx-opt+nopool/osh mut+alloc
241 213 28 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 56 32 73.2 osh-native-souffle mut+alloc
97 68 28 75.0 osh-native-souffle mut+alloc+free
156 128 28 51.0 osh-native-souffle mut+alloc+free+gc
156 136 20 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 1.4 dash -
6 6 0 2.9 bash -
8 4 4 3.3 zsh -
6 6 0 12.4 bumpleak/osh mut
7 7 0 10.9 _bin/cxx-opt+bumproot/osh mut
8 8 0 11.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 9 0 10.0 osh-native mut+alloc
9 0 9 10.1 osh-native mut+alloc+free
9 9 0 8.4 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
12 12 0 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 5 5 7.9 osh-native-souffle mut+alloc+free+gc
9 3 6 7.9 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 3.0 bash -
24 12 12 3.4 zsh -
19 15 4 31.8 bumpleak/osh mut
26 14 11 31.9 _bin/cxx-opt+bumproot/osh mut
28 28 0 32.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.3 osh-native mut+alloc
38 30 8 26.6 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
28 24 4 7.9 osh-native mut+alloc+free+gc+exit
55 47 8 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 23 8 26.0 osh-native-souffle mut+alloc
32 12 20 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
22 22 0 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
74 69 4 3.1 bash -
169 118 51 54.7 bumpleak/osh mut
183 111 71 54.8 _bin/cxx-opt+bumproot/osh mut
197 136 60 56.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 168 44 47.3 osh-native mut+alloc
219 147 71 49.0 osh-native mut+alloc+free
184 108 76 8.7 osh-native mut+alloc+free+gc
183 139 44 8.7 osh-native mut+alloc+free+gc+exit
234 151 83 62.7 _bin/cxx-opt+nopool/osh mut+alloc
214 161 52 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 157 48 47.0 osh-native-souffle mut+alloc
213 128 84 48.4 osh-native-souffle mut+alloc+free
173 113 60 8.3 osh-native-souffle mut+alloc+free+gc
177 125 52 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 5 6 3.4 dash -
20 15 5 4.5 bash -
18 17 1 3.4 zsh -
20 16 4 12.8 bumpleak/osh mut
21 6 15 12.9 _bin/cxx-opt+bumproot/osh mut
20 14 7 11.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 6 11.0 osh-native mut+alloc
22 20 3 11.1 osh-native mut+alloc+free
23 16 7 9.0 osh-native mut+alloc+free+gc
23 11 12 9.0 osh-native mut+alloc+free+gc+exit
25 18 7 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 17 9 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 10 11 10.6 osh-native-souffle mut+alloc
22 5 17 10.6 osh-native-souffle mut+alloc+free
22 17 5 8.5 osh-native-souffle mut+alloc+free+gc
22 17 6 8.7 osh-native-souffle mut+alloc+free+gc+exit