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 40 6 13 12.0 18.2 476,766 1,282 6 406,618 5 203,309 osh-native
parse.configure-cpython 34 4 11 12.0 17.7 476,766 1,282 6 406,608 5 203,304 osh-native-souffle
parse.configure-coreutils 181 28 91 44.5 49.7 1,653,354 4,764 12 1,025,540 6 764,313 osh-native
parse.configure-coreutils 170 28 89 44.5 49.4 1,653,353 4,764 12 1,025,530 6 764,308 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,957 180 2 75,044 1 37,522 osh-native
parse.abuild 9 1 1 2.6 8.3 101,957 180 2 75,034 1 37,517 osh-native-souffle
ex.compute-fib 28 0 2 2.2 8.0 579,721 22,608 12 50,000 0 2,926 osh-native
ex.compute-fib 22 0 2 2.2 7.6 579,721 22,608 12 50,000 0 2,921 osh-native-souffle
ex.bashcomp-parse-help 185 0 4 11.1 8.8 1,021,036 15,258 22 50,000 0 3,915 osh-native
ex.bashcomp-parse-help 178 0 4 11.1 8.5 1,021,035 15,258 22 50,000 0 3,915 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.2 116,340 277 3 85,262 1 42,631 osh-native
ex.abuild-print-help 21 1 2 2.8 8.5 116,340 277 3 85,252 1 42,626 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 22 1 3.0 bash -
103 58 52 3.4 zsh -
16 12 5 27.9 bumpleak/osh mut
20 18 2 28.4 _bin/cxx-opt+bumproot/osh mut
23 18 5 30.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 15 15 25.2 osh-native mut+alloc
31 22 9 25.7 osh-native mut+alloc+free
40 34 6 18.2 osh-native mut+alloc+free+gc
40 33 7 18.0 osh-native mut+alloc+free+gc+exit
43 28 15 32.4 _bin/cxx-opt+nopool/osh mut+alloc
58 48 10 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 20 7 24.9 osh-native-souffle mut+alloc
29 19 10 25.2 osh-native-souffle mut+alloc+free
34 29 5 17.7 osh-native-souffle mut+alloc+free+gc
36 32 4 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 1 1.6 dash -
78 75 3 3.3 bash -
368 188 202 3.5 zsh -
49 39 10 85.3 bumpleak/osh mut
62 54 8 85.3 _bin/cxx-opt+bumproot/osh mut
71 64 7 85.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 72 25 73.5 osh-native mut+alloc
105 74 31 75.3 osh-native mut+alloc+free
181 157 24 49.7 osh-native mut+alloc+free+gc
180 159 21 50.6 osh-native mut+alloc+free+gc+exit
142 96 46 99.0 _bin/cxx-opt+nopool/osh mut+alloc
254 227 27 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
90 58 32 73.1 osh-native-souffle mut+alloc
98 61 37 75.0 osh-native-souffle mut+alloc+free
170 151 19 49.4 osh-native-souffle mut+alloc+free+gc
172 149 23 50.1 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 1 1 1.4 dash -
5 4 1 3.0 bash -
8 4 4 3.4 zsh -
6 4 1 11.9 bumpleak/osh mut
7 5 2 12.3 _bin/cxx-opt+bumproot/osh mut
7 5 3 11.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 7 1 10.0 osh-native mut+alloc
9 5 4 10.2 osh-native mut+alloc+free
9 6 4 8.5 osh-native mut+alloc+free+gc
9 6 3 8.5 osh-native mut+alloc+free+gc+exit
12 6 6 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 7 5 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 5 3 9.7 osh-native-souffle mut+alloc
8 6 2 9.8 osh-native-souffle mut+alloc+free
9 9 0 8.3 osh-native-souffle mut+alloc+free+gc
9 8 1 8.3 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 9 1 1.3 dash -
28 28 0 3.0 bash -
24 19 5 3.3 zsh -
19 15 3 31.7 bumpleak/osh mut
26 23 3 31.7 _bin/cxx-opt+bumproot/osh mut
29 25 4 33.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 26 11 26.3 osh-native mut+alloc
38 23 15 26.6 osh-native mut+alloc+free
28 25 3 8.0 osh-native mut+alloc+free+gc
28 25 4 8.0 osh-native mut+alloc+free+gc+exit
54 36 18 35.8 _bin/cxx-opt+nopool/osh mut+alloc
39 38 1 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
32 20 12 26.0 osh-native-souffle mut+alloc
31 20 11 26.1 osh-native-souffle mut+alloc+free
22 21 1 7.6 osh-native-souffle mut+alloc+free+gc
22 18 4 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 70 3 3.1 bash -
168 106 62 57.1 bumpleak/osh mut
184 129 55 57.5 _bin/cxx-opt+bumproot/osh mut
198 132 66 57.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 146 68 49.0 osh-native mut+alloc
226 152 74 50.8 osh-native mut+alloc+free
185 140 45 8.8 osh-native mut+alloc+free+gc
186 136 50 8.9 osh-native mut+alloc+free+gc+exit
234 150 84 64.6 _bin/cxx-opt+nopool/osh mut+alloc
216 171 45 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
209 141 69 48.4 osh-native-souffle mut+alloc
217 140 77 50.3 osh-native-souffle mut+alloc+free
178 118 59 8.5 osh-native-souffle mut+alloc+free+gc
179 120 59 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 4 5 3.4 dash -
19 12 8 4.2 bash -
17 9 9 3.5 zsh -
18 10 9 11.7 bumpleak/osh mut
20 11 9 12.0 _bin/cxx-opt+bumproot/osh mut
22 13 10 13.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 10 11 11.0 osh-native mut+alloc
23 13 11 11.1 osh-native mut+alloc+free
23 11 12 9.2 osh-native mut+alloc+free+gc
24 12 12 9.2 osh-native mut+alloc+free+gc+exit
25 13 13 12.8 _bin/cxx-opt+nopool/osh mut+alloc
26 14 12 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 9 12 10.6 osh-native-souffle mut+alloc
22 10 12 10.7 osh-native-souffle mut+alloc+free
21 10 11 8.5 osh-native-souffle mut+alloc+free+gc
22 12 11 8.7 osh-native-souffle mut+alloc+free+gc+exit