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 33 3 9 12.0 17.4 476,766 1,282 6 406,608 5 203,304 osh-native-souffle
parse.configure-coreutils 149 24 64 44.5 49.8 1,653,354 4,764 12 1,025,540 6 764,313 osh-native
parse.configure-coreutils 136 23 61 44.5 49.5 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 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 173 0 4 11.1 8.3 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 8.5 116,340 277 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 1.6 dash -
24 23 1 3.1 bash -
100 60 47 3.4 zsh -
16 10 6 29.2 bumpleak/osh mut
19 17 2 29.3 _bin/cxx-opt+bumproot/osh mut
24 21 3 30.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 20 9 25.2 osh-native mut+alloc
31 20 11 25.7 osh-native mut+alloc+free
35 24 11 18.0 osh-native mut+alloc+free+gc
36 26 11 18.0 osh-native mut+alloc+free+gc+exit
42 30 12 32.4 _bin/cxx-opt+nopool/osh mut+alloc
47 34 13 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 16 12 24.8 osh-native-souffle mut+alloc
29 17 12 25.3 osh-native-souffle mut+alloc+free
33 25 8 17.4 osh-native-souffle mut+alloc+free+gc
33 27 6 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 78 0 3.3 bash -
361 203 178 3.5 zsh -
48 40 8 85.9 bumpleak/osh mut
66 55 11 85.0 _bin/cxx-opt+bumproot/osh mut
70 52 18 85.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 67 29 73.7 osh-native mut+alloc
104 76 28 75.2 osh-native mut+alloc+free
149 130 19 49.8 osh-native mut+alloc+free+gc
152 130 22 50.5 osh-native mut+alloc+free+gc+exit
138 102 37 98.9 _bin/cxx-opt+nopool/osh mut+alloc
214 184 30 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 61 28 73.1 osh-native-souffle mut+alloc
96 62 34 75.0 osh-native-souffle mut+alloc+free
136 113 23 49.5 osh-native-souffle mut+alloc+free+gc
144 126 18 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 1.3 dash -
6 6 0 3.0 bash -
7 2 5 3.3 zsh -
6 3 3 10.3 bumpleak/osh mut
7 4 3 11.0 _bin/cxx-opt+bumproot/osh mut
8 5 3 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 7 1 10.0 osh-native mut+alloc
9 8 1 10.2 osh-native mut+alloc+free
9 6 3 8.4 osh-native mut+alloc+free+gc
9 6 3 8.8 osh-native mut+alloc+free+gc+exit
12 7 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 11 1 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 3 5 9.6 osh-native-souffle mut+alloc
8 7 1 9.8 osh-native-souffle mut+alloc+free
8 4 4 8.1 osh-native-souffle mut+alloc+free+gc
8 4 5 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 1.4 dash -
29 29 0 3.0 bash -
23 19 4 3.3 zsh -
18 18 0 31.0 bumpleak/osh mut
26 20 6 32.1 _bin/cxx-opt+bumproot/osh mut
28 27 1 31.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 26 11 26.3 osh-native mut+alloc
38 27 11 26.5 osh-native mut+alloc+free
28 25 3 8.0 osh-native mut+alloc+free+gc
29 27 2 8.0 osh-native mut+alloc+free+gc+exit
53 36 17 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 32 5 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 18 12 25.8 osh-native-souffle mut+alloc
31 17 14 26.2 osh-native-souffle mut+alloc+free
22 20 2 7.6 osh-native-souffle mut+alloc+free+gc
22 18 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 70 3 3.1 bash -
167 116 51 55.8 bumpleak/osh mut
180 123 57 57.1 _bin/cxx-opt+bumproot/osh mut
195 140 55 58.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 146 66 49.0 osh-native mut+alloc
219 156 63 50.8 osh-native mut+alloc+free
182 131 51 8.9 osh-native mut+alloc+free+gc
182 124 58 8.8 osh-native mut+alloc+free+gc+exit
233 158 75 64.5 _bin/cxx-opt+nopool/osh mut+alloc
210 168 41 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 137 66 48.4 osh-native-souffle mut+alloc
214 140 74 50.4 osh-native-souffle mut+alloc+free
173 110 64 8.3 osh-native-souffle mut+alloc+free+gc
176 117 59 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 4 7 3.5 dash -
19 11 8 4.5 bash -
17 10 8 3.5 zsh -
19 9 11 12.3 bumpleak/osh mut
19 7 12 11.9 _bin/cxx-opt+bumproot/osh mut
19 9 11 12.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 10 11 11.1 osh-native mut+alloc
22 10 13 11.3 osh-native mut+alloc+free
22 14 9 9.2 osh-native mut+alloc+free+gc
22 11 12 9.2 osh-native mut+alloc+free+gc+exit
24 10 14 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 16 10 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 12 8 10.6 osh-native-souffle mut+alloc
21 12 9 10.9 osh-native-souffle mut+alloc+free
20 10 11 8.5 osh-native-souffle mut+alloc+free+gc
21 10 11 8.7 osh-native-souffle mut+alloc+free+gc+exit