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 38 5 12 12.0 18.0 476,766 1,282 6 406,618 5 203,309 osh-native
parse.configure-cpython 36 6 12 12.0 17.6 476,766 1,282 6 406,608 5 203,304 osh-native-souffle
parse.configure-coreutils 175 28 86 44.5 49.7 1,653,354 4,764 12 1,025,540 6 764,313 osh-native
parse.configure-coreutils 170 27 90 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 8.4 101,957 180 2 75,044 1 37,522 osh-native
parse.abuild 9 1 1 2.6 8.0 101,957 180 2 75,034 1 37,517 osh-native-souffle
ex.compute-fib 29 0 2 2.2 7.9 579,721 22,608 12 50,000 0 2,926 osh-native
ex.compute-fib 22 0 2 2.2 7.7 579,721 22,608 12 50,000 0 2,921 osh-native-souffle
ex.bashcomp-parse-help 188 0 5 11.1 8.9 1,021,038 15,258 22 50,000 0 3,915 osh-native
ex.bashcomp-parse-help 178 0 5 11.1 8.3 1,021,037 15,258 22 50,000 0 3,915 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.2 116,356 277 3 85,262 1 42,631 osh-native
ex.abuild-print-help 22 1 2 2.8 8.5 116,356 277 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 4 3 1.4 dash -
23 22 1 3.0 bash -
102 52 57 3.5 zsh -
16 14 2 28.8 bumpleak/osh mut
20 14 6 30.0 _bin/cxx-opt+bumproot/osh mut
23 14 9 30.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 22 8 25.0 osh-native mut+alloc
32 21 11 25.8 osh-native mut+alloc+free
38 32 6 18.0 osh-native mut+alloc+free+gc
42 37 5 18.0 osh-native mut+alloc+free+gc+exit
43 23 21 32.5 _bin/cxx-opt+nopool/osh mut+alloc
62 51 11 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 17 10 24.9 osh-native-souffle mut+alloc
29 21 8 25.2 osh-native-souffle mut+alloc+free
36 31 5 17.6 osh-native-souffle mut+alloc+free+gc
38 34 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
21 18 3 1.6 dash -
78 77 1 3.3 bash -
370 199 192 3.4 zsh -
49 39 10 84.6 bumpleak/osh mut
61 53 8 86.5 _bin/cxx-opt+bumproot/osh mut
71 55 16 85.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 58 39 73.4 osh-native mut+alloc
105 65 41 75.3 osh-native mut+alloc+free
175 151 24 49.7 osh-native mut+alloc+free+gc
188 167 21 50.5 osh-native mut+alloc+free+gc+exit
142 103 39 98.8 _bin/cxx-opt+nopool/osh mut+alloc
244 215 29 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
91 54 36 73.0 osh-native-souffle mut+alloc
98 63 35 74.8 osh-native-souffle mut+alloc+free
170 149 21 49.4 osh-native-souffle mut+alloc+free+gc
176 150 26 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 2.9 bash -
7 6 1 3.3 zsh -
6 4 2 10.8 bumpleak/osh mut
7 5 2 10.8 _bin/cxx-opt+bumproot/osh mut
8 3 4 10.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 3 6 10.2 osh-native mut+alloc
9 5 4 10.1 osh-native mut+alloc+free
9 7 2 8.4 osh-native mut+alloc+free+gc
10 6 3 8.5 osh-native mut+alloc+free+gc+exit
13 7 6 11.5 _bin/cxx-opt+nopool/osh mut+alloc
13 10 3 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 7 1 9.6 osh-native-souffle mut+alloc
9 6 3 10.0 osh-native-souffle mut+alloc+free
9 5 4 8.0 osh-native-souffle mut+alloc+free+gc
9 4 5 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
11 10 1 1.4 dash -
29 28 1 2.9 bash -
24 16 8 3.3 zsh -
19 17 2 31.6 bumpleak/osh mut
27 20 7 32.7 _bin/cxx-opt+bumproot/osh mut
29 23 6 32.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 21 16 26.3 osh-native mut+alloc
39 24 15 26.6 osh-native mut+alloc+free
29 25 4 7.9 osh-native mut+alloc+free+gc
28 26 2 8.0 osh-native mut+alloc+free+gc+exit
56 36 19 36.1 _bin/cxx-opt+nopool/osh mut+alloc
39 34 5 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 19 12 26.1 osh-native-souffle mut+alloc
32 21 12 26.2 osh-native-souffle mut+alloc+free
22 21 1 7.7 osh-native-souffle mut+alloc+free+gc
22 19 3 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
74 69 5 3.1 bash -
169 112 57 55.9 bumpleak/osh mut
183 128 55 58.1 _bin/cxx-opt+bumproot/osh mut
199 133 65 58.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
218 137 81 49.0 osh-native mut+alloc
230 167 63 50.8 osh-native mut+alloc+free
188 127 60 8.9 osh-native mut+alloc+free+gc
188 135 52 8.8 osh-native mut+alloc+free+gc+exit
240 172 68 64.5 _bin/cxx-opt+nopool/osh mut+alloc
231 180 51 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 141 65 48.6 osh-native-souffle mut+alloc
221 133 88 50.4 osh-native-souffle mut+alloc+free
178 130 47 8.3 osh-native-souffle mut+alloc+free+gc
178 135 43 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
10 5 5 3.5 dash -
20 12 9 4.2 bash -
18 8 11 3.5 zsh -
18 10 8 11.7 bumpleak/osh mut
20 10 10 13.5 _bin/cxx-opt+bumproot/osh mut
22 10 13 13.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 13 10 11.1 osh-native mut+alloc
24 10 15 11.3 osh-native mut+alloc+free
23 14 10 9.2 osh-native mut+alloc+free+gc
24 13 12 9.0 osh-native mut+alloc+free+gc+exit
25 11 15 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 13 10.7 osh-native-souffle mut+alloc+free
22 11 11 8.5 osh-native-souffle mut+alloc+free+gc
23 10 13 8.7 osh-native-souffle mut+alloc+free+gc+exit