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 18.0 476,766 1,282 6 406,618 5 203,309 osh-native
parse.configure-cpython 33 3 9 12.0 17.6 476,766 1,282 6 406,608 5 203,304 osh-native-souffle
parse.configure-coreutils 151 26 65 44.5 49.8 1,653,354 4,764 12 1,025,540 6 764,313 osh-native
parse.configure-coreutils 145 26 68 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 8 1 1 2.6 8.1 101,957 180 2 75,034 1 37,517 osh-native-souffle
ex.compute-fib 28 0 1 2.2 8.0 579,721 22,608 12 50,000 0 2,926 osh-native
ex.compute-fib 21 0 1 2.2 7.5 579,721 22,608 12 50,000 0 2,921 osh-native-souffle
ex.bashcomp-parse-help 184 0 4 11.1 8.8 1,021,036 15,258 22 50,000 0 3,915 osh-native
ex.bashcomp-parse-help 175 0 4 11.1 8.4 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 8.7 116,340 277 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 -
100 55 52 3.5 zsh -
17 12 5 28.2 bumpleak/osh mut
20 17 3 28.2 _bin/cxx-opt+bumproot/osh mut
23 16 7 29.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 21 8 25.2 osh-native mut+alloc
31 21 10 25.7 osh-native mut+alloc+free
36 31 5 18.0 osh-native mut+alloc+free+gc
36 26 11 18.0 osh-native mut+alloc+free+gc+exit
42 28 14 32.4 _bin/cxx-opt+nopool/osh mut+alloc
48 40 8 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 17 9 24.8 osh-native-souffle mut+alloc
29 18 10 25.2 osh-native-souffle mut+alloc+free
33 28 5 17.6 osh-native-souffle mut+alloc+free+gc
33 28 5 17.8 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 19 2 1.4 dash -
78 77 1 3.3 bash -
364 204 183 3.5 zsh -
50 38 12 84.6 bumpleak/osh mut
59 56 3 84.5 _bin/cxx-opt+bumproot/osh mut
71 57 13 85.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 68 31 73.5 osh-native mut+alloc
107 67 40 75.4 osh-native mut+alloc+free
151 128 23 49.8 osh-native mut+alloc+free+gc
164 138 26 50.4 osh-native mut+alloc+free+gc+exit
139 95 44 98.9 _bin/cxx-opt+nopool/osh mut+alloc
211 186 25 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 55 32 73.1 osh-native-souffle mut+alloc
97 54 43 75.0 osh-native-souffle mut+alloc+free
145 123 22 49.4 osh-native-souffle mut+alloc+free+gc
150 134 16 50.0 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 5 0 2.8 bash -
7 2 5 3.3 zsh -
6 1 5 12.2 bumpleak/osh mut
7 4 3 11.8 _bin/cxx-opt+bumproot/osh mut
7 5 2 11.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 6 2 10.0 osh-native mut+alloc
9 7 2 10.1 osh-native mut+alloc+free
9 6 3 8.5 osh-native mut+alloc+free+gc
9 8 1 8.5 osh-native mut+alloc+free+gc+exit
12 7 5 11.6 _bin/cxx-opt+nopool/osh mut+alloc
12 9 3 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 6 2 9.6 osh-native-souffle mut+alloc
8 6 2 9.8 osh-native-souffle mut+alloc+free
8 5 3 8.1 osh-native-souffle mut+alloc+free+gc
8 7 1 8.1 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 28 1 2.9 bash -
23 18 5 3.3 zsh -
18 14 4 32.8 bumpleak/osh mut
26 22 3 31.8 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 25 12 26.3 osh-native mut+alloc
37 27 10 26.6 osh-native mut+alloc+free
28 26 2 8.0 osh-native mut+alloc+free+gc
29 26 3 7.9 osh-native mut+alloc+free+gc+exit
54 35 18 35.8 _bin/cxx-opt+nopool/osh mut+alloc
38 34 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 21 8 26.0 osh-native-souffle mut+alloc
31 19 12 26.3 osh-native-souffle mut+alloc+free
21 17 5 7.5 osh-native-souffle mut+alloc+free+gc
22 19 3 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 68 5 3.1 bash -
167 112 55 56.8 bumpleak/osh mut
180 124 56 56.8 _bin/cxx-opt+bumproot/osh mut
197 133 63 58.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 133 80 49.0 osh-native mut+alloc
222 147 75 50.7 osh-native mut+alloc+free
184 123 61 8.8 osh-native mut+alloc+free+gc
184 123 61 8.9 osh-native mut+alloc+free+gc+exit
239 146 93 64.5 _bin/cxx-opt+nopool/osh mut+alloc
209 156 53 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 140 66 48.4 osh-native-souffle mut+alloc
214 148 66 50.3 osh-native-souffle mut+alloc+free
175 106 69 8.4 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 7 3 3.5 dash -
19 10 9 4.5 bash -
17 11 7 3.4 zsh -
19 7 12 12.7 bumpleak/osh mut
19 9 11 12.3 _bin/cxx-opt+bumproot/osh mut
20 11 9 12.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 11 11 11.1 osh-native mut+alloc
23 13 10 11.1 osh-native mut+alloc+free
23 11 12 9.2 osh-native mut+alloc+free+gc
23 11 12 9.3 osh-native mut+alloc+free+gc+exit
24 8 17 12.9 _bin/cxx-opt+nopool/osh mut+alloc
25 16 9 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 9 11 10.6 osh-native-souffle mut+alloc
21 8 14 10.7 osh-native-souffle mut+alloc+free
21 9 12 8.7 osh-native-souffle mut+alloc+free+gc
22 11 11 8.7 osh-native-souffle mut+alloc+free+gc+exit