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 9 12.0 18.1 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 34 4 10 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 161 26 75 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 149 25 70 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 8.0 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 1 2.1 8.0 579,599 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 182 0 3 10.3 8.8 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 174 0 3 10.3 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 22 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 8.7 116,311 277 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
7 3 3 1.6 dash -
24 23 0 3.1 bash -
106 50 61 3.4 zsh -
17 10 7 28.3 bumpleak/osh mut
20 12 8 30.2 _bin/cxx-opt+bumproot/osh mut
23 19 4 28.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 21 8 25.2 osh-native mut+alloc
31 27 4 25.6 osh-native mut+alloc+free
35 31 4 18.1 osh-native mut+alloc+free+gc
36 32 4 18.0 osh-native mut+alloc+free+gc+exit
43 21 21 32.6 _bin/cxx-opt+nopool/osh mut+alloc
50 37 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 18 9 24.8 osh-native-souffle mut+alloc
28 16 12 25.4 osh-native-souffle mut+alloc+free
34 25 8 17.6 osh-native-souffle mut+alloc+free+gc
33 25 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 22 0 1.6 dash -
77 77 0 3.3 bash -
378 250 149 3.5 zsh -
49 38 11 84.5 bumpleak/osh mut
60 48 12 85.4 _bin/cxx-opt+bumproot/osh mut
71 63 8 86.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 56 40 73.6 osh-native mut+alloc
104 76 28 75.5 osh-native mut+alloc+free
161 136 24 49.7 osh-native mut+alloc+free+gc
165 153 12 50.3 osh-native mut+alloc+free+gc+exit
137 93 44 98.1 _bin/cxx-opt+nopool/osh mut+alloc
226 198 28 66.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 48 40 73.0 osh-native-souffle mut+alloc
96 72 24 74.8 osh-native-souffle mut+alloc+free
149 129 20 51.0 osh-native-souffle mut+alloc+free+gc
150 121 28 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 0 2 1.3 dash -
6 6 0 2.9 bash -
8 4 4 3.3 zsh -
6 0 6 10.6 bumpleak/osh mut
7 7 0 12.0 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 9 0 10.1 osh-native mut+alloc
9 0 9 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 9 0 8.4 osh-native mut+alloc+free+gc+exit
12 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.6 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 6 3 8.0 osh-native-souffle mut+alloc+free+gc
9 6 3 8.1 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 28 0 3.0 bash -
23 19 4 3.3 zsh -
26 7 18 31.8 bumpleak/osh mut
27 23 4 32.7 _bin/cxx-opt+bumproot/osh mut
29 24 4 31.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 32 4 26.3 osh-native mut+alloc
37 21 16 26.6 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
29 28 0 8.0 osh-native mut+alloc+free+gc+exit
54 41 12 36.1 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 19 11 25.8 osh-native-souffle mut+alloc
33 20 12 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
22 21 0 7.7 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 69 4 3.1 bash -
169 108 60 55.2 bumpleak/osh mut
183 126 57 54.7 _bin/cxx-opt+bumproot/osh mut
195 127 67 57.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 166 45 47.4 osh-native mut+alloc
220 167 52 49.1 osh-native mut+alloc+free
182 125 56 8.8 osh-native mut+alloc+free+gc
182 109 72 8.8 osh-native mut+alloc+free+gc+exit
233 138 94 63.3 _bin/cxx-opt+nopool/osh mut+alloc
209 153 56 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 127 76 46.9 osh-native-souffle mut+alloc
209 134 75 48.7 osh-native-souffle mut+alloc+free
174 118 55 8.3 osh-native-souffle mut+alloc+free+gc
175 110 65 8.4 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 5 3.5 dash -
20 17 4 4.5 bash -
18 6 12 3.5 zsh -
18 5 14 12.0 bumpleak/osh mut
21 16 5 12.7 _bin/cxx-opt+bumproot/osh mut
20 11 9 11.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 8 14 11.1 osh-native mut+alloc
22 10 12 11.1 osh-native mut+alloc+free
22 16 7 9.0 osh-native mut+alloc+free+gc
23 18 5 8.9 osh-native mut+alloc+free+gc+exit
25 19 6 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 16 9 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 18 2 10.5 osh-native-souffle mut+alloc
21 14 7 10.6 osh-native-souffle mut+alloc+free
21 15 6 8.7 osh-native-souffle mut+alloc+free+gc
21 13 9 8.7 osh-native-souffle mut+alloc+free+gc+exit