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 4 9 12.0 18.1 476,744 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 154 25 65 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 144 26 66 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 34 0 2 2.1 7.7 579,599 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 183 0 3 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 177 0 3 10.3 8.1 995,280 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
7 6 0 1.4 dash -
23 23 0 3.0 bash -
105 58 54 3.3 zsh -
17 9 9 28.4 bumpleak/osh mut
20 12 8 30.0 _bin/cxx-opt+bumproot/osh mut
22 11 11 29.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 25 4 25.2 osh-native mut+alloc
31 16 16 25.7 osh-native mut+alloc+free
35 31 4 18.1 osh-native mut+alloc+free+gc
36 31 4 18.0 osh-native mut+alloc+free+gc+exit
44 32 12 32.2 _bin/cxx-opt+nopool/osh mut+alloc
48 40 8 21.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.9 osh-native-souffle mut+alloc
29 20 8 25.3 osh-native-souffle mut+alloc+free
33 16 16 17.6 osh-native-souffle mut+alloc+free+gc
33 25 7 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 18 4 1.6 dash -
78 78 0 3.1 bash -
378 193 207 3.5 zsh -
49 44 4 85.5 bumpleak/osh mut
60 60 0 85.3 _bin/cxx-opt+bumproot/osh mut
69 57 12 85.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 54 43 73.6 osh-native mut+alloc
104 62 42 75.4 osh-native mut+alloc+free
154 134 20 49.7 osh-native mut+alloc+free+gc
154 130 24 50.5 osh-native mut+alloc+free+gc+exit
139 91 48 98.1 _bin/cxx-opt+nopool/osh mut+alloc
211 191 20 67.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 64 24 73.0 osh-native-souffle mut+alloc
95 63 32 75.0 osh-native-souffle mut+alloc+free
144 116 28 51.0 osh-native-souffle mut+alloc+free+gc
147 127 20 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 1.3 dash -
6 6 0 2.9 bash -
8 0 7 3.4 zsh -
6 6 0 12.2 bumpleak/osh mut
6 7 0 12.7 _bin/cxx-opt+bumproot/osh mut
7 3 3 12.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.0 osh-native mut+alloc
9 3 6 10.2 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 5 5 8.5 osh-native mut+alloc+free+gc+exit
12 4 8 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
9 8 0 9.8 osh-native-souffle mut+alloc+free
9 9 0 7.9 osh-native-souffle mut+alloc+free+gc
9 6 3 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 7 3 1.4 dash -
28 28 0 2.9 bash -
23 19 4 3.4 zsh -
19 11 7 30.4 bumpleak/osh mut
26 22 4 33.1 _bin/cxx-opt+bumproot/osh mut
27 27 0 32.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.0 osh-native mut+alloc
37 28 8 26.2 osh-native mut+alloc+free
34 33 0 7.7 osh-native mut+alloc+free+gc
28 20 8 7.9 osh-native mut+alloc+free+gc+exit
54 46 8 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 36 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 29 0 25.6 osh-native-souffle mut+alloc
31 26 4 25.7 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
22 15 7 7.3 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 68 4 3.0 bash -
166 105 61 54.2 bumpleak/osh mut
182 117 64 54.9 _bin/cxx-opt+bumproot/osh mut
195 111 84 55.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 156 56 47.1 osh-native mut+alloc
223 174 49 48.8 osh-native mut+alloc+free
183 143 40 8.7 osh-native mut+alloc+free+gc
181 134 47 8.7 osh-native mut+alloc+free+gc+exit
235 142 93 63.5 _bin/cxx-opt+nopool/osh mut+alloc
217 168 48 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 128 76 46.5 osh-native-souffle mut+alloc
213 148 64 48.3 osh-native-souffle mut+alloc+free
177 104 72 8.1 osh-native-souffle mut+alloc+free+gc
175 127 48 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
9 9 1 3.4 dash -
20 16 4 4.3 bash -
18 10 8 3.5 zsh -
18 9 9 11.6 bumpleak/osh mut
21 14 7 12.8 _bin/cxx-opt+bumproot/osh mut
20 18 2 12.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 13 9 11.1 osh-native mut+alloc
22 11 12 11.3 osh-native mut+alloc+free
22 13 9 9.0 osh-native mut+alloc+free+gc
23 15 8 9.2 osh-native mut+alloc+free+gc+exit
25 20 5 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 11 14 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 17 3 10.6 osh-native-souffle mut+alloc
21 13 9 10.7 osh-native-souffle mut+alloc+free
21 15 7 8.5 osh-native-souffle mut+alloc+free+gc
22 11 11 8.7 osh-native-souffle mut+alloc+free+gc+exit