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 3 10 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 146 22 58 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 132 20 56 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 8.4 101,935 180 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 27 0 1 2.1 8.0 579,599 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 181 0 3 10.3 8.7 995,281 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 9.2 116,311 277 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 23 0 2.9 bash -
104 54 56 3.4 zsh -
16 12 4 29.1 bumpleak/osh mut
19 11 8 29.6 _bin/cxx-opt+bumproot/osh mut
22 18 4 29.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 18 11 25.2 osh-native mut+alloc
31 15 15 25.6 osh-native mut+alloc+free
36 31 4 18.0 osh-native mut+alloc+free+gc
37 28 8 18.0 osh-native mut+alloc+free+gc+exit
44 35 8 32.0 _bin/cxx-opt+nopool/osh mut+alloc
48 32 16 22.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 23 4 24.9 osh-native-souffle mut+alloc
28 16 12 25.2 osh-native-souffle mut+alloc+free
33 25 7 17.6 osh-native-souffle mut+alloc+free+gc
33 21 12 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
21 21 0 1.4 dash -
77 69 8 3.1 bash -
373 183 210 3.3 zsh -
49 26 23 84.4 bumpleak/osh mut
59 46 13 86.1 _bin/cxx-opt+bumproot/osh mut
70 55 16 85.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 64 32 73.5 osh-native mut+alloc
104 76 28 75.1 osh-native mut+alloc+free
146 130 16 49.7 osh-native mut+alloc+free+gc
147 119 28 50.5 osh-native mut+alloc+free+gc+exit
139 91 47 98.7 _bin/cxx-opt+nopool/osh mut+alloc
198 161 36 66.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 59 27 73.1 osh-native-souffle mut+alloc
95 78 16 75.0 osh-native-souffle mut+alloc+free
132 108 24 50.9 osh-native-souffle mut+alloc+free+gc
144 116 28 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 2.9 bash -
8 4 4 3.3 zsh -
6 0 6 10.5 bumpleak/osh mut
6 6 0 11.4 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.0 osh-native mut+alloc
8 8 0 10.1 osh-native mut+alloc+free
9 9 0 8.4 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
11 11 0 11.6 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 7 0 9.6 osh-native-souffle mut+alloc
8 0 8 9.8 osh-native-souffle mut+alloc+free
9 9 0 8.0 osh-native-souffle mut+alloc+free+gc
9 3 6 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 -
28 24 4 2.9 bash -
24 20 4 3.3 zsh -
19 15 4 32.4 bumpleak/osh mut
26 21 4 32.9 _bin/cxx-opt+bumproot/osh mut
28 24 4 31.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
35 26 9 26.3 osh-native mut+alloc
37 24 12 26.5 osh-native mut+alloc+free
27 27 0 8.0 osh-native mut+alloc+free+gc
27 27 0 8.1 osh-native mut+alloc+free+gc+exit
54 31 23 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 25 4 26.0 osh-native-souffle mut+alloc
30 22 9 26.1 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
21 21 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 68 4 3.1 bash -
167 111 56 54.5 bumpleak/osh mut
184 139 44 54.7 _bin/cxx-opt+bumproot/osh mut
196 132 64 56.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 141 69 47.4 osh-native mut+alloc
217 148 68 49.1 osh-native mut+alloc+free
181 125 56 8.7 osh-native mut+alloc+free+gc
181 145 36 8.8 osh-native mut+alloc+free+gc+exit
233 165 67 62.8 _bin/cxx-opt+nopool/osh mut+alloc
209 144 64 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 127 75 47.0 osh-native-souffle mut+alloc
210 134 75 48.6 osh-native-souffle mut+alloc+free
174 118 55 8.3 osh-native-souffle mut+alloc+free+gc
173 134 39 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
9 6 4 3.4 dash -
19 18 2 4.5 bash -
17 12 7 3.4 zsh -
18 9 9 11.8 bumpleak/osh mut
19 11 8 11.8 _bin/cxx-opt+bumproot/osh mut
20 15 5 12.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 7 11.1 osh-native mut+alloc
22 13 10 11.1 osh-native mut+alloc+free
22 17 5 9.2 osh-native mut+alloc+free+gc
22 16 7 8.9 osh-native mut+alloc+free+gc+exit
24 11 14 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 23 2 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 16 4 10.6 osh-native-souffle mut+alloc
21 17 5 10.7 osh-native-souffle mut+alloc+free
21 19 2 8.7 osh-native-souffle mut+alloc+free+gc
21 13 8 8.4 osh-native-souffle mut+alloc+free+gc+exit