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 37 4 10 12.0 18.1 476,766 1,282 6 406,618 5 203,309 osh-native
parse.configure-cpython 34 4 10 12.0 17.4 476,766 1,282 6 406,608 5 203,304 osh-native-souffle
parse.configure-coreutils 214 31 122 44.5 49.7 1,653,354 4,764 12 1,025,540 6 764,313 osh-native
parse.configure-coreutils 157 28 79 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 29 0 2 2.2 7.9 579,721 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 184 0 4 11.1 8.8 1,021,036 15,258 22 50,000 0 3,915 osh-native
ex.bashcomp-parse-help 177 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 9.3 116,340 277 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 5 1 1.4 dash -
23 23 0 3.1 bash -
102 55 53 3.3 zsh -
16 13 2 28.7 bumpleak/osh mut
20 15 5 29.2 _bin/cxx-opt+bumproot/osh mut
22 20 2 29.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 21 9 25.3 osh-native mut+alloc
33 26 6 25.7 osh-native mut+alloc+free
37 27 9 18.1 osh-native mut+alloc+free+gc
37 32 5 18.1 osh-native mut+alloc+free+gc+exit
43 31 12 32.4 _bin/cxx-opt+nopool/osh mut+alloc
51 41 10 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 20 9 25.0 osh-native-souffle mut+alloc
30 21 9 25.3 osh-native-souffle mut+alloc+free
34 27 7 17.4 osh-native-souffle mut+alloc+free+gc
36 27 9 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
22 21 1 1.6 dash -
78 78 0 3.1 bash -
372 205 189 3.4 zsh -
49 39 10 85.8 bumpleak/osh mut
61 50 11 84.6 _bin/cxx-opt+bumproot/osh mut
76 62 14 85.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 54 45 73.7 osh-native mut+alloc
107 77 30 75.2 osh-native mut+alloc+free
214 193 21 49.7 osh-native mut+alloc+free+gc
174 153 21 50.4 osh-native mut+alloc+free+gc+exit
139 102 37 98.7 _bin/cxx-opt+nopool/osh mut+alloc
251 220 31 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
92 54 38 73.1 osh-native-souffle mut+alloc
96 60 36 75.0 osh-native-souffle mut+alloc+free
157 141 16 49.4 osh-native-souffle mut+alloc+free+gc
172 155 17 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 -
6 6 0 2.9 bash -
7 4 3 3.3 zsh -
6 4 2 11.1 bumpleak/osh mut
7 5 2 11.7 _bin/cxx-opt+bumproot/osh mut
8 5 4 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 5 3 10.1 osh-native mut+alloc
9 8 1 10.0 osh-native mut+alloc+free
9 7 2 8.5 osh-native mut+alloc+free+gc
10 8 2 8.7 osh-native mut+alloc+free+gc+exit
12 7 5 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 9 3 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 5 3 9.8 osh-native-souffle mut+alloc
8 6 2 10.0 osh-native-souffle mut+alloc+free
9 8 1 8.3 osh-native-souffle mut+alloc+free+gc
9 7 2 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 8 2 1.6 dash -
28 25 3 3.0 bash -
23 20 3 3.3 zsh -
20 16 4 32.7 bumpleak/osh mut
26 22 4 33.4 _bin/cxx-opt+bumproot/osh mut
29 24 5 33.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 23 14 26.2 osh-native mut+alloc
40 28 12 26.7 osh-native mut+alloc+free
29 26 3 7.9 osh-native mut+alloc+free+gc
29 24 5 8.1 osh-native mut+alloc+free+gc+exit
55 32 22 35.9 _bin/cxx-opt+nopool/osh mut+alloc
38 36 2 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 16 16 26.0 osh-native-souffle mut+alloc
32 23 10 26.2 osh-native-souffle mut+alloc+free
22 18 4 7.6 osh-native-souffle mut+alloc+free+gc
22 18 4 7.7 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 -
170 120 50 56.7 bumpleak/osh mut
184 131 53 58.0 _bin/cxx-opt+bumproot/osh mut
196 122 74 58.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
219 143 75 48.8 osh-native mut+alloc
226 147 78 50.8 osh-native mut+alloc+free
184 138 47 8.8 osh-native mut+alloc+free+gc
184 133 51 8.9 osh-native mut+alloc+free+gc+exit
239 164 75 64.6 _bin/cxx-opt+nopool/osh mut+alloc
212 160 52 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
207 124 83 48.4 osh-native-souffle mut+alloc
218 135 83 50.3 osh-native-souffle mut+alloc+free
177 118 59 8.4 osh-native-souffle mut+alloc+free+gc
175 118 57 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 5 5 3.4 dash -
20 10 10 4.5 bash -
18 9 9 3.4 zsh -
19 10 10 13.2 bumpleak/osh mut
19 11 9 12.1 _bin/cxx-opt+bumproot/osh mut
22 10 12 14.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 9 13 11.1 osh-native mut+alloc
24 8 17 11.3 osh-native mut+alloc+free
23 10 14 9.3 osh-native mut+alloc+free+gc
23 12 12 9.0 osh-native mut+alloc+free+gc+exit
26 16 11 12.8 _bin/cxx-opt+nopool/osh mut+alloc
26 15 12 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 9 12 10.6 osh-native-souffle mut+alloc
22 9 13 10.9 osh-native-souffle mut+alloc+free
21 11 11 8.7 osh-native-souffle mut+alloc+free+gc
22 13 9 8.7 osh-native-souffle mut+alloc+free+gc+exit