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 145 24 60 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 139 24 62 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 7.9 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 27 0 1 2.1 7.7 579,599 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 182 0 3 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 176 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 8.5 116,311 277 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 6 0 1.6 dash -
23 23 0 3.1 bash -
104 62 49 3.4 zsh -
17 12 4 29.2 bumpleak/osh mut
19 16 4 28.5 _bin/cxx-opt+bumproot/osh mut
22 22 0 30.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 17 12 25.4 osh-native mut+alloc
31 22 9 25.7 osh-native mut+alloc+free
36 31 4 18.0 osh-native mut+alloc+free+gc
36 28 8 18.2 osh-native mut+alloc+free+gc+exit
43 23 20 32.6 _bin/cxx-opt+nopool/osh mut+alloc
48 35 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 18 9 24.9 osh-native-souffle mut+alloc
28 24 4 25.2 osh-native-souffle mut+alloc+free
33 25 8 17.4 osh-native-souffle mut+alloc+free+gc
33 26 7 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 -
78 78 0 3.1 bash -
381 215 187 3.4 zsh -
50 37 12 86.0 bumpleak/osh mut
60 52 8 84.5 _bin/cxx-opt+bumproot/osh mut
70 66 4 85.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 56 40 73.5 osh-native mut+alloc
105 52 52 75.4 osh-native mut+alloc+free
145 113 32 49.7 osh-native mut+alloc+free+gc
153 128 24 50.3 osh-native mut+alloc+free+gc+exit
139 79 60 97.4 _bin/cxx-opt+nopool/osh mut+alloc
215 199 16 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 52 36 73.1 osh-native-souffle mut+alloc
96 48 48 75.1 osh-native-souffle mut+alloc+free
139 131 8 51.0 osh-native-souffle mut+alloc+free+gc
155 127 28 51.8 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 0 7 3.3 zsh -
6 6 0 11.1 bumpleak/osh mut
6 3 3 10.8 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.0 osh-native mut+alloc
9 4 4 10.2 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 6 3 8.5 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 8 0 9.6 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
9 3 6 7.9 osh-native-souffle mut+alloc+free+gc
9 9 0 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 25 4 2.9 bash -
24 19 4 3.3 zsh -
19 19 0 31.0 bumpleak/osh mut
26 22 4 32.0 _bin/cxx-opt+bumproot/osh mut
28 24 4 33.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.0 osh-native mut+alloc
37 29 7 26.1 osh-native mut+alloc+free
27 27 0 7.7 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
54 33 20 35.5 _bin/cxx-opt+nopool/osh mut+alloc
37 24 12 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 19 11 25.6 osh-native-souffle mut+alloc
32 12 20 25.7 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
22 22 0 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 3.0 bash -
167 123 44 54.4 bumpleak/osh mut
184 128 56 55.7 _bin/cxx-opt+bumproot/osh mut
194 133 60 55.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 140 72 47.1 osh-native mut+alloc
218 145 73 48.7 osh-native mut+alloc+free
182 114 67 8.7 osh-native mut+alloc+free+gc
182 138 43 8.5 osh-native mut+alloc+free+gc+exit
235 147 87 63.5 _bin/cxx-opt+nopool/osh mut+alloc
217 156 60 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 135 68 46.7 osh-native-souffle mut+alloc
212 128 84 48.4 osh-native-souffle mut+alloc+free
176 120 56 8.3 osh-native-souffle mut+alloc+free+gc
176 132 44 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 9 1 3.4 dash -
20 12 8 4.5 bash -
18 6 12 3.5 zsh -
18 16 2 12.9 bumpleak/osh mut
20 12 8 12.9 _bin/cxx-opt+bumproot/osh mut
23 20 3 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 6 11.0 osh-native mut+alloc
22 11 12 11.0 osh-native mut+alloc+free
22 15 7 9.0 osh-native mut+alloc+free+gc
23 16 8 9.0 osh-native mut+alloc+free+gc+exit
28 18 11 12.5 _bin/cxx-opt+nopool/osh mut+alloc
25 18 7 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 8 10.6 osh-native-souffle mut+alloc
21 16 6 10.9 osh-native-souffle mut+alloc+free
21 19 3 8.5 osh-native-souffle mut+alloc+free+gc
21 12 9 8.7 osh-native-souffle mut+alloc+free+gc+exit