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 44 5 13 12.0 18.0 476,766 1,282 6 406,618 5 203,309 osh-native
parse.configure-cpython 35 4 11 12.0 17.4 476,766 1,282 6 406,608 5 203,304 osh-native-souffle
parse.configure-coreutils 156 30 68 44.5 49.7 1,653,354 4,764 12 1,025,540 6 764,313 osh-native
parse.configure-coreutils 196 44 112 44.5 49.5 1,653,353 4,764 12 1,025,530 6 764,308 osh-native-souffle
parse.abuild 10 1 1 2.6 8.7 101,957 180 2 75,044 1 37,522 osh-native
parse.abuild 9 1 1 2.6 8.1 101,957 180 2 75,034 1 37,517 osh-native-souffle
ex.compute-fib 29 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 7.5 579,721 22,608 12 50,000 0 2,921 osh-native-souffle
ex.bashcomp-parse-help 189 0 5 11.1 8.8 1,021,038 15,258 22 50,000 0 3,915 osh-native
ex.bashcomp-parse-help 180 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 23 1 2 2.8 8.7 116,356 277 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 6 0 1.6 dash -
24 24 0 3.1 bash -
110 61 56 3.4 zsh -
17 14 3 29.0 bumpleak/osh mut
21 14 7 30.2 _bin/cxx-opt+bumproot/osh mut
24 10 14 29.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 23 7 25.3 osh-native mut+alloc
33 20 13 25.7 osh-native mut+alloc+free
44 36 8 18.0 osh-native mut+alloc+free+gc
40 33 7 18.1 osh-native mut+alloc+free+gc+exit
43 32 11 32.4 _bin/cxx-opt+nopool/osh mut+alloc
53 44 9 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
28 15 13 24.9 osh-native-souffle mut+alloc
32 21 11 25.3 osh-native-souffle mut+alloc+free
35 26 9 17.4 osh-native-souffle mut+alloc+free+gc
35 27 8 17.6 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 20 2 1.4 dash -
82 79 3 3.3 bash -
387 213 195 3.4 zsh -
51 42 8 85.4 bumpleak/osh mut
63 53 11 85.0 _bin/cxx-opt+bumproot/osh mut
73 57 16 84.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 68 29 73.4 osh-native mut+alloc
107 73 35 75.4 osh-native mut+alloc+free
156 130 26 49.7 osh-native mut+alloc+free+gc
196 174 22 50.5 osh-native mut+alloc+free+gc+exit
153 98 55 99.0 _bin/cxx-opt+nopool/osh mut+alloc
232 197 35 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
93 52 41 73.1 osh-native-souffle mut+alloc
106 77 29 75.2 osh-native-souffle mut+alloc+free
196 178 17 49.5 osh-native-souffle mut+alloc+free+gc
178 155 23 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 5 1 3.0 bash -
7 2 6 3.3 zsh -
6 3 3 10.2 bumpleak/osh mut
8 7 1 11.9 _bin/cxx-opt+bumproot/osh mut
8 6 2 10.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 8 1 10.1 osh-native mut+alloc
9 5 4 10.1 osh-native mut+alloc+free
10 7 3 8.7 osh-native mut+alloc+free+gc
10 7 2 8.5 osh-native mut+alloc+free+gc+exit
12 6 6 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
9 5 4 9.6 osh-native-souffle mut+alloc
9 6 3 9.8 osh-native-souffle mut+alloc+free
9 6 2 8.1 osh-native-souffle mut+alloc+free+gc
10 7 3 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 10 0 1.4 dash -
28 27 1 3.0 bash -
23 19 5 3.3 zsh -
21 16 5 32.3 bumpleak/osh mut
27 25 2 31.8 _bin/cxx-opt+bumproot/osh mut
29 23 6 32.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 22 15 26.5 osh-native mut+alloc
40 26 14 26.6 osh-native mut+alloc+free
29 25 4 8.0 osh-native mut+alloc+free+gc
30 28 2 8.0 osh-native mut+alloc+free+gc+exit
57 33 23 36.0 _bin/cxx-opt+nopool/osh mut+alloc
38 33 5 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
32 21 10 26.0 osh-native-souffle mut+alloc
32 18 13 26.2 osh-native-souffle mut+alloc+free
22 19 3 7.5 osh-native-souffle mut+alloc+free+gc
22 18 5 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
74 68 6 3.1 bash -
172 125 47 57.0 bumpleak/osh mut
187 127 60 57.8 _bin/cxx-opt+bumproot/osh mut
203 135 68 57.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
223 154 69 49.1 osh-native mut+alloc
230 162 68 50.8 osh-native mut+alloc+free
189 139 50 8.8 osh-native mut+alloc+free+gc
188 131 56 8.8 osh-native mut+alloc+free+gc+exit
242 148 94 64.5 _bin/cxx-opt+nopool/osh mut+alloc
215 164 51 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
213 137 76 48.6 osh-native-souffle mut+alloc
220 160 60 50.3 osh-native-souffle mut+alloc+free
180 121 59 8.3 osh-native-souffle mut+alloc+free+gc
180 122 58 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 -
21 9 13 4.5 bash -
18 7 12 3.5 zsh -
20 11 9 12.0 bumpleak/osh mut
21 11 11 12.9 _bin/cxx-opt+bumproot/osh mut
21 10 12 12.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
23 11 12 11.0 osh-native mut+alloc
23 14 10 11.4 osh-native mut+alloc+free
23 12 12 9.2 osh-native mut+alloc+free+gc
23 11 13 9.2 osh-native mut+alloc+free+gc+exit
25 11 15 12.8 _bin/cxx-opt+nopool/osh mut+alloc
26 15 12 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 8 13 10.6 osh-native-souffle mut+alloc
23 9 14 10.6 osh-native-souffle mut+alloc+free
23 13 10 8.7 osh-native-souffle mut+alloc+free+gc
22 14 9 8.7 osh-native-souffle mut+alloc+free+gc+exit