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 4 10 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 4 10 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 159 27 73 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 145 26 68 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 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 24 0 2 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 8.8 995,281 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 22 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 8.7 116,311 277 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 1.6 dash -
23 23 0 3.1 bash -
104 57 54 3.4 zsh -
16 16 0 29.9 bumpleak/osh mut
20 20 0 28.7 _bin/cxx-opt+bumproot/osh mut
23 14 9 30.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 26 4 25.0 osh-native mut+alloc
31 23 8 25.6 osh-native mut+alloc+free
36 24 12 18.0 osh-native mut+alloc+free+gc
37 36 0 18.0 osh-native mut+alloc+free+gc+exit
43 31 12 32.5 _bin/cxx-opt+nopool/osh mut+alloc
50 37 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.9 osh-native-souffle mut+alloc
29 12 16 25.3 osh-native-souffle mut+alloc+free
33 33 0 17.4 osh-native-souffle mut+alloc+free+gc
34 21 13 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 21 0 1.6 dash -
78 77 0 3.3 bash -
380 200 203 3.4 zsh -
50 42 8 85.1 bumpleak/osh mut
59 47 13 85.6 _bin/cxx-opt+bumproot/osh mut
71 55 16 85.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 68 28 73.4 osh-native mut+alloc
104 81 23 75.2 osh-native mut+alloc+free
159 139 20 49.8 osh-native mut+alloc+free+gc
163 127 36 50.3 osh-native mut+alloc+free+gc+exit
138 85 53 98.2 _bin/cxx-opt+nopool/osh mut+alloc
221 184 36 67.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 52 36 73.2 osh-native-souffle mut+alloc
96 72 24 75.0 osh-native-souffle mut+alloc+free
145 125 20 51.0 osh-native-souffle mut+alloc+free+gc
153 129 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 6 0 3.0 bash -
8 0 7 3.3 zsh -
6 0 6 10.9 bumpleak/osh mut
7 3 3 12.6 _bin/cxx-opt+bumproot/osh mut
7 0 7 11.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.0 osh-native mut+alloc
9 9 0 10.2 osh-native mut+alloc+free
9 9 0 8.4 osh-native mut+alloc+free+gc
9 5 5 8.7 osh-native mut+alloc+free+gc+exit
12 4 8 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.6 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
9 9 0 8.0 osh-native-souffle mut+alloc+free+gc
9 9 0 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 29 0 2.9 bash -
23 19 4 3.3 zsh -
19 18 0 31.2 bumpleak/osh mut
26 26 0 32.5 _bin/cxx-opt+bumproot/osh mut
28 24 4 33.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 36 0 26.5 osh-native mut+alloc
37 29 8 26.6 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
53 16 37 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 29 7 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 15 15 25.8 osh-native-souffle mut+alloc
32 20 12 26.1 osh-native-souffle mut+alloc+free
24 23 0 7.6 osh-native-souffle mut+alloc+free+gc
22 15 7 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 69 4 3.1 bash -
167 123 44 54.2 bumpleak/osh mut
184 135 48 55.2 _bin/cxx-opt+bumproot/osh mut
196 128 68 55.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 123 87 47.4 osh-native mut+alloc
219 132 88 49.1 osh-native mut+alloc+free
182 118 63 8.8 osh-native mut+alloc+free+gc
182 134 47 8.9 osh-native mut+alloc+free+gc+exit
233 149 84 64.1 _bin/cxx-opt+nopool/osh mut+alloc
208 144 64 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 147 56 46.9 osh-native-souffle mut+alloc
210 143 67 48.5 osh-native-souffle mut+alloc+free
176 132 44 8.3 osh-native-souffle mut+alloc+free+gc
175 115 60 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 4 6 3.4 dash -
20 20 0 4.3 bash -
18 12 7 3.4 zsh -
20 12 8 12.2 bumpleak/osh mut
19 13 6 12.4 _bin/cxx-opt+bumproot/osh mut
21 17 4 13.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 19 2 11.1 osh-native mut+alloc
22 10 12 11.3 osh-native mut+alloc+free
22 16 7 9.0 osh-native mut+alloc+free+gc
23 17 7 9.0 osh-native mut+alloc+free+gc+exit
25 13 12 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 21 4 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 18 2 10.6 osh-native-souffle mut+alloc
22 7 15 10.7 osh-native-souffle mut+alloc+free
22 21 0 8.7 osh-native-souffle mut+alloc+free+gc
23 20 3 8.8 osh-native-souffle mut+alloc+free+gc+exit