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 18.0 476,766 1,282 6 406,618 5 203,309 osh-native
parse.configure-cpython 32 3 9 12.0 17.7 476,766 1,282 6 406,608 5 203,304 osh-native-souffle
parse.configure-coreutils 148 23 62 44.5 49.7 1,653,354 4,764 12 1,025,540 6 764,313 osh-native
parse.configure-coreutils 139 24 62 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 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 8.9 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 22 1 2 2.8 9.2 116,340 277 3 85,262 1 42,631 osh-native
ex.abuild-print-help 20 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 23 0 3.0 bash -
100 53 53 3.3 zsh -
16 11 5 27.7 bumpleak/osh mut
20 18 2 28.6 _bin/cxx-opt+bumproot/osh mut
22 17 5 28.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 19 12 25.2 osh-native mut+alloc
31 18 13 25.7 osh-native mut+alloc+free
35 27 8 18.0 osh-native mut+alloc+free+gc
36 30 6 18.2 osh-native mut+alloc+free+gc+exit
42 27 14 32.4 _bin/cxx-opt+nopool/osh mut+alloc
49 44 5 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 12 14 24.8 osh-native-souffle mut+alloc
29 13 15 25.3 osh-native-souffle mut+alloc+free
32 26 6 17.7 osh-native-souffle mut+alloc+free+gc
34 25 8 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 20 1 1.6 dash -
78 77 1 3.3 bash -
363 205 179 3.4 zsh -
48 38 10 84.4 bumpleak/osh mut
59 51 8 84.5 _bin/cxx-opt+bumproot/osh mut
70 60 11 85.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 77 21 73.4 osh-native mut+alloc
105 77 28 75.5 osh-native mut+alloc+free
148 128 20 49.7 osh-native mut+alloc+free+gc
155 126 29 50.6 osh-native mut+alloc+free+gc+exit
137 95 42 98.9 _bin/cxx-opt+nopool/osh mut+alloc
216 190 26 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 52 36 73.1 osh-native-souffle mut+alloc
97 65 31 75.0 osh-native-souffle mut+alloc+free
139 123 16 49.4 osh-native-souffle mut+alloc+free+gc
147 127 20 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 1.3 dash -
6 6 0 2.9 bash -
8 3 5 3.3 zsh -
6 4 3 11.6 bumpleak/osh mut
7 4 2 10.9 _bin/cxx-opt+bumproot/osh mut
8 4 4 11.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 5 3 10.1 osh-native mut+alloc
9 8 1 10.0 osh-native mut+alloc+free
9 5 4 8.5 osh-native mut+alloc+free+gc
9 7 2 8.4 osh-native mut+alloc+free+gc+exit
12 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 5 6 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 3 5 9.6 osh-native-souffle mut+alloc
8 3 5 9.8 osh-native-souffle mut+alloc+free
8 6 2 8.1 osh-native-souffle mut+alloc+free+gc
8 6 2 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
11 10 1 1.6 dash -
29 28 1 2.9 bash -
23 16 7 3.4 zsh -
19 12 7 32.3 bumpleak/osh mut
26 21 5 32.4 _bin/cxx-opt+bumproot/osh mut
28 27 1 33.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 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
28 25 3 7.9 osh-native mut+alloc+free+gc+exit
53 39 14 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 31 6 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 18 12 26.0 osh-native-souffle mut+alloc
31 17 14 26.1 osh-native-souffle mut+alloc+free
22 19 3 7.6 osh-native-souffle mut+alloc+free+gc
22 18 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
76 68 7 3.1 bash -
166 101 65 56.6 bumpleak/osh mut
182 124 58 57.0 _bin/cxx-opt+bumproot/osh mut
196 140 56 57.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 148 64 49.0 osh-native mut+alloc
219 140 78 50.8 osh-native mut+alloc+free
182 140 42 8.9 osh-native mut+alloc+free+gc
183 132 51 8.9 osh-native mut+alloc+free+gc+exit
233 144 89 64.6 _bin/cxx-opt+nopool/osh mut+alloc
213 161 52 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 136 68 48.4 osh-native-souffle mut+alloc
210 140 70 50.4 osh-native-souffle mut+alloc+free
177 127 50 8.4 osh-native-souffle mut+alloc+free+gc
174 119 55 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 5 4 3.4 dash -
19 14 6 4.3 bash -
17 9 9 3.4 zsh -
19 6 13 12.4 bumpleak/osh mut
19 9 10 12.2 _bin/cxx-opt+bumproot/osh mut
21 11 11 13.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 12 10 11.1 osh-native mut+alloc
22 12 11 11.3 osh-native mut+alloc+free
22 14 9 9.2 osh-native mut+alloc+free+gc
22 12 10 9.2 osh-native mut+alloc+free+gc+exit
24 11 14 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 11 14 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 9 10 10.6 osh-native-souffle mut+alloc
21 7 14 10.7 osh-native-souffle mut+alloc+free
20 11 10 8.7 osh-native-souffle mut+alloc+free+gc
21 8 14 8.8 osh-native-souffle mut+alloc+free+gc+exit