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 18.1 476,766 1,282 6 406,618 5 203,309 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,766 1,282 6 406,608 5 203,304 osh-native-souffle
parse.configure-coreutils 142 21 57 44.5 49.8 1,653,354 4,764 12 1,025,540 6 764,313 osh-native
parse.configure-coreutils 136 22 60 44.5 49.3 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 8 1 1 2.6 8.4 101,957 180 2 75,034 1 37,517 osh-native-souffle
ex.compute-fib 28 0 1 2.2 8.1 579,721 22,608 12 50,000 0 2,926 osh-native
ex.compute-fib 22 0 1 2.2 7.6 579,721 22,608 12 50,000 0 2,921 osh-native-souffle
ex.bashcomp-parse-help 182 0 4 11.1 8.8 1,021,038 15,258 22 50,000 0 3,915 osh-native
ex.bashcomp-parse-help 174 0 4 11.1 8.4 1,021,037 15,258 22 50,000 0 3,915 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.2 116,356 277 3 85,262 1 42,631 osh-native
ex.abuild-print-help 20 1 2 2.8 8.7 116,356 277 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 -
99 61 45 3.4 zsh -
16 12 4 29.6 bumpleak/osh mut
20 17 3 30.3 _bin/cxx-opt+bumproot/osh mut
22 16 6 30.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 21 8 25.3 osh-native mut+alloc
31 21 10 25.6 osh-native mut+alloc+free
35 30 5 18.1 osh-native mut+alloc+free+gc
36 29 7 18.0 osh-native mut+alloc+free+gc+exit
42 30 11 32.5 _bin/cxx-opt+nopool/osh mut+alloc
46 40 6 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 13 14 24.9 osh-native-souffle mut+alloc
28 21 7 25.2 osh-native-souffle mut+alloc+free
32 25 7 17.6 osh-native-souffle mut+alloc+free+gc
33 21 12 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 22 0 1.6 dash -
79 77 2 3.3 bash -
362 196 186 3.4 zsh -
49 46 3 84.3 bumpleak/osh mut
60 51 9 86.5 _bin/cxx-opt+bumproot/osh mut
71 55 16 86.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 61 37 73.4 osh-native mut+alloc
105 73 31 75.5 osh-native mut+alloc+free
142 124 18 49.8 osh-native mut+alloc+free+gc
147 130 17 50.3 osh-native mut+alloc+free+gc+exit
139 95 44 98.9 _bin/cxx-opt+nopool/osh mut+alloc
199 173 26 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 54 33 73.1 osh-native-souffle mut+alloc
96 63 33 75.0 osh-native-souffle mut+alloc+free
136 114 22 49.3 osh-native-souffle mut+alloc+free+gc
137 113 24 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 2 0 1.4 dash -
5 4 1 2.9 bash -
7 2 5 3.3 zsh -
6 4 2 10.8 bumpleak/osh mut
6 5 2 11.2 _bin/cxx-opt+bumproot/osh mut
7 5 2 12.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 6 2 9.8 osh-native mut+alloc
8 3 5 10.1 osh-native mut+alloc+free
9 5 4 8.5 osh-native mut+alloc+free+gc
9 7 2 8.7 osh-native mut+alloc+free+gc+exit
11 4 7 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 3 5 9.4 osh-native-souffle mut+alloc
8 5 3 9.8 osh-native-souffle mut+alloc+free
8 6 2 8.4 osh-native-souffle mut+alloc+free+gc
8 6 3 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 1.6 dash -
29 28 1 3.0 bash -
23 18 5 3.3 zsh -
18 15 3 31.0 bumpleak/osh mut
26 22 4 32.0 _bin/cxx-opt+bumproot/osh mut
29 25 4 31.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 26 11 26.3 osh-native mut+alloc
37 25 12 26.6 osh-native mut+alloc+free
28 26 2 8.1 osh-native mut+alloc+free+gc
28 27 1 8.0 osh-native mut+alloc+free+gc+exit
53 39 14 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 32 5 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 16 14 26.1 osh-native-souffle mut+alloc
30 18 12 26.2 osh-native-souffle mut+alloc+free
22 21 1 7.6 osh-native-souffle mut+alloc+free+gc
21 17 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
73 71 2 3.1 bash -
167 110 57 56.7 bumpleak/osh mut
181 118 63 56.7 _bin/cxx-opt+bumproot/osh mut
195 128 67 56.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 125 87 49.0 osh-native mut+alloc
219 131 89 50.8 osh-native mut+alloc+free
182 130 51 8.8 osh-native mut+alloc+free+gc
182 127 55 8.8 osh-native mut+alloc+free+gc+exit
235 146 89 64.7 _bin/cxx-opt+nopool/osh mut+alloc
210 170 40 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 143 62 48.4 osh-native-souffle mut+alloc
212 134 79 50.4 osh-native-souffle mut+alloc+free
174 123 50 8.4 osh-native-souffle mut+alloc+free+gc
176 115 61 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 4 6 3.4 dash -
19 9 11 4.5 bash -
17 4 13 3.4 zsh -
19 9 11 12.7 bumpleak/osh mut
21 8 14 13.2 _bin/cxx-opt+bumproot/osh mut
21 9 13 13.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 6 15 11.0 osh-native mut+alloc
22 9 13 11.0 osh-native mut+alloc+free
22 16 6 9.2 osh-native mut+alloc+free+gc
22 10 13 9.0 osh-native mut+alloc+free+gc+exit
24 11 14 12.7 _bin/cxx-opt+nopool/osh mut+alloc
24 13 12 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 9 11 10.6 osh-native-souffle mut+alloc
21 7 14 10.7 osh-native-souffle mut+alloc+free
20 9 12 8.7 osh-native-souffle mut+alloc+free+gc
21 11 10 8.8 osh-native-souffle mut+alloc+free+gc+exit