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 37 4 10 12.0 18.0 476,744 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 162 29 75 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 158 27 78 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 2 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 4 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 176 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 9.0 116,311 277 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 -
23 23 0 3.0 bash -
106 58 55 3.4 zsh -
17 8 8 29.7 bumpleak/osh mut
19 15 4 29.3 _bin/cxx-opt+bumproot/osh mut
23 22 0 29.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 25 4 25.2 osh-native mut+alloc
32 20 12 25.7 osh-native mut+alloc+free
37 33 4 18.0 osh-native mut+alloc+free+gc
37 37 0 18.1 osh-native mut+alloc+free+gc+exit
44 28 16 32.9 _bin/cxx-opt+nopool/osh mut+alloc
49 40 8 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 19 8 24.8 osh-native-souffle mut+alloc
29 12 16 25.2 osh-native-souffle mut+alloc+free
33 24 8 17.6 osh-native-souffle mut+alloc+free+gc
33 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
21 17 4 1.4 dash -
78 78 0 3.1 bash -
378 237 161 3.4 zsh -
48 44 4 84.5 bumpleak/osh mut
60 48 12 84.4 _bin/cxx-opt+bumproot/osh mut
70 54 15 86.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 70 27 73.5 osh-native mut+alloc
106 69 36 75.2 osh-native mut+alloc+free
162 145 16 49.7 osh-native mut+alloc+free+gc
163 131 32 50.3 osh-native mut+alloc+free+gc+exit
139 92 48 99.3 _bin/cxx-opt+nopool/osh mut+alloc
216 180 36 68.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 64 24 73.1 osh-native-souffle mut+alloc
97 81 16 75.0 osh-native-souffle mut+alloc+free
158 126 32 51.0 osh-native-souffle mut+alloc+free+gc
150 125 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 1.4 dash -
6 3 3 2.9 bash -
8 8 0 3.4 zsh -
6 6 0 12.1 bumpleak/osh mut
6 0 6 10.8 _bin/cxx-opt+bumproot/osh mut
8 0 8 12.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 9.8 osh-native mut+alloc
9 0 9 10.2 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
10 10 0 8.7 osh-native mut+alloc+free+gc+exit
12 12 0 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 6 6 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
8 8 0 9.6 osh-native-souffle mut+alloc+free
9 6 3 8.0 osh-native-souffle mut+alloc+free+gc
9 9 0 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 1.6 dash -
29 28 0 3.0 bash -
24 16 8 3.3 zsh -
19 15 4 31.4 bumpleak/osh mut
25 21 4 31.8 _bin/cxx-opt+bumproot/osh mut
28 28 0 33.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 16 20 26.2 osh-native mut+alloc
38 29 8 26.5 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
28 28 0 8.1 osh-native mut+alloc+free+gc+exit
55 35 19 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 17 13 26.0 osh-native-souffle mut+alloc
31 16 16 26.2 osh-native-souffle mut+alloc+free
22 21 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
73 60 12 3.1 bash -
168 116 52 55.0 bumpleak/osh mut
182 123 59 55.9 _bin/cxx-opt+bumproot/osh mut
195 127 68 56.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 135 75 47.4 osh-native mut+alloc
218 170 47 49.1 osh-native mut+alloc+free
182 123 59 8.7 osh-native mut+alloc+free+gc
182 105 77 8.8 osh-native mut+alloc+free+gc+exit
236 152 84 63.0 _bin/cxx-opt+nopool/osh mut+alloc
210 149 60 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 149 56 46.9 osh-native-souffle mut+alloc
211 143 68 48.6 osh-native-souffle mut+alloc+free
176 119 56 8.3 osh-native-souffle mut+alloc+free+gc
177 125 52 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 14 6 4.5 bash -
18 16 3 3.5 zsh -
19 18 1 11.5 bumpleak/osh mut
19 13 7 12.3 _bin/cxx-opt+bumproot/osh mut
22 6 16 13.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 14 8 11.1 osh-native mut+alloc
23 20 3 11.3 osh-native mut+alloc+free
23 11 12 9.0 osh-native mut+alloc+free+gc
23 16 8 9.0 osh-native mut+alloc+free+gc+exit
24 11 14 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 14 11 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 12 8 10.6 osh-native-souffle mut+alloc
21 16 6 10.5 osh-native-souffle mut+alloc+free
21 15 7 8.7 osh-native-souffle mut+alloc+free+gc
22 20 3 8.5 osh-native-souffle mut+alloc+free+gc+exit