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 18.0 476,744 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 143 22 57 44.5 49.6 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 137 24 60 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 7.7 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 27 0 1 2.1 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 21 0 2 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 185 0 3 10.3 8.5 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 177 0 4 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
6 3 3 1.6 dash -
23 19 4 2.8 bash -
105 65 47 3.4 zsh -
16 12 4 29.1 bumpleak/osh mut
19 19 0 28.3 _bin/cxx-opt+bumproot/osh mut
22 13 9 29.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 14 14 25.2 osh-native mut+alloc
31 15 15 25.6 osh-native mut+alloc+free
35 27 8 18.0 osh-native mut+alloc+free+gc
35 19 16 18.1 osh-native mut+alloc+free+gc+exit
44 28 16 32.3 _bin/cxx-opt+nopool/osh mut+alloc
48 40 8 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 11 15 24.9 osh-native-souffle mut+alloc
27 27 0 25.4 osh-native-souffle mut+alloc+free
33 33 0 17.4 osh-native-souffle mut+alloc+free+gc
34 25 8 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 21 0 1.6 dash -
77 73 4 3.1 bash -
375 200 196 3.5 zsh -
48 28 20 84.3 bumpleak/osh mut
59 47 12 85.6 _bin/cxx-opt+bumproot/osh mut
70 53 16 85.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 49 49 73.5 osh-native mut+alloc
105 72 32 75.4 osh-native mut+alloc+free
143 118 24 49.6 osh-native mut+alloc+free+gc
147 127 20 50.5 osh-native mut+alloc+free+gc+exit
139 103 36 99.3 _bin/cxx-opt+nopool/osh mut+alloc
203 171 32 66.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 62 25 73.2 osh-native-souffle mut+alloc
95 55 40 74.8 osh-native-souffle mut+alloc+free
137 113 24 50.9 osh-native-souffle mut+alloc+free+gc
143 114 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 2 0 1.4 dash -
6 3 3 3.0 bash -
8 7 0 3.3 zsh -
6 6 0 11.6 bumpleak/osh mut
6 6 0 11.0 _bin/cxx-opt+bumproot/osh mut
7 0 7 10.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.0 osh-native mut+alloc
8 3 6 10.0 osh-native mut+alloc+free
9 9 0 8.7 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
11 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 4 8 9.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 0 7 9.7 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 9 0 7.7 osh-native-souffle mut+alloc+free+gc
9 4 4 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 29 0 2.9 bash -
24 12 12 3.4 zsh -
19 18 0 31.7 bumpleak/osh mut
25 21 4 31.6 _bin/cxx-opt+bumproot/osh mut
27 23 4 32.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
35 31 4 26.1 osh-native mut+alloc
36 32 4 26.2 osh-native mut+alloc+free
27 27 0 8.0 osh-native mut+alloc+free+gc
27 23 4 7.9 osh-native mut+alloc+free+gc+exit
53 34 19 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 8 21 25.6 osh-native-souffle mut+alloc
30 21 8 26.0 osh-native-souffle mut+alloc+free
21 21 0 7.6 osh-native-souffle mut+alloc+free+gc
22 18 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
72 67 4 2.9 bash -
166 118 49 54.7 bumpleak/osh mut
182 150 32 54.3 _bin/cxx-opt+bumproot/osh mut
194 135 59 55.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 154 57 47.0 osh-native mut+alloc
219 135 84 48.7 osh-native mut+alloc+free
185 130 55 8.5 osh-native mut+alloc+free+gc
182 117 65 8.7 osh-native mut+alloc+free+gc+exit
233 165 68 64.2 _bin/cxx-opt+nopool/osh mut+alloc
210 166 44 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 110 93 46.6 osh-native-souffle mut+alloc
209 124 84 48.4 osh-native-souffle mut+alloc+free
177 113 64 8.3 osh-native-souffle mut+alloc+free+gc
175 115 60 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 8 2 3.4 dash -
19 14 6 4.5 bash -
18 14 5 3.4 zsh -
19 13 6 11.9 bumpleak/osh mut
19 12 8 12.5 _bin/cxx-opt+bumproot/osh mut
20 13 7 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 11 11 11.0 osh-native mut+alloc
22 15 7 11.3 osh-native mut+alloc+free
22 17 5 9.0 osh-native mut+alloc+free+gc
22 11 11 9.0 osh-native mut+alloc+free+gc+exit
24 19 6 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 17 8 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 5 15 10.6 osh-native-souffle mut+alloc
21 12 9 10.6 osh-native-souffle mut+alloc+free
21 17 5 8.7 osh-native-souffle mut+alloc+free+gc
21 18 3 8.5 osh-native-souffle mut+alloc+free+gc+exit