Memory Management Overhead

Source code: oils/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 5 12 12.0 18.1 470,790 1,282 6 412,848 5 206,424 osh-native
parse.configure-cpython 34 3 9 12.0 18.6 470,790 1,282 6 412,856 5 206,428 osh-nosouffle
parse.configure-coreutils 140 23 67 45.5 51.2 1,632,471 4,764 12 1,051,310 6 782,599 osh-native
parse.configure-coreutils 144 23 61 45.5 51.9 1,632,470 4,764 12 1,051,318 6 782,603 osh-nosouffle
parse.abuild 9 1 2 2.6 8.7 102,780 180 3 86,618 1 43,309 osh-native
parse.abuild 10 1 2 2.6 9.2 102,780 180 3 86,626 1 43,313 osh-nosouffle
ex.compute-fib 20 0 1 2.8 8.3 572,104 22,608 12 50,000 0 2,977 osh-native
ex.compute-fib 25 0 2 2.8 8.7 572,104 22,608 12 50,000 0 2,981 osh-nosouffle
ex.bashcomp-parse-help 220 0 4 11.6 8.9 990,250 15,258 21 50,000 0 3,957 osh-native
ex.bashcomp-parse-help 226 0 3 11.6 9.4 990,249 15,258 21 50,000 0 3,966 osh-nosouffle
ex.abuild-print-help 20 1 2 3.0 9.3 117,208 277 3 83,980 1 41,990 osh-native
ex.abuild-print-help 22 1 2 3.0 10.1 117,207 277 3 83,988 1 41,994 osh-nosouffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
7 7 0 1.7 dash -
13 12 1 3.4 bash -
89 44 51 3.5 zsh -
15 9 6 29.9 bumpleak/osh mut
16 12 5 28.9 _bin/cxx-opt+bumproot/osh mut
18 14 5 30.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
25 14 11 25.6 osh-native mut+alloc
27 17 10 26.0 osh-native mut+alloc+free
37 26 11 18.1 osh-native mut+alloc+free+gc
32 21 11 18.1 osh-native mut+alloc+free+gc+exit
33 19 14 26.0 osh-nosouffle mut+alloc
31 20 11 26.2 osh-nosouffle mut+alloc+free
34 26 8 18.6 osh-nosouffle mut+alloc+free+gc
37 29 9 18.6 osh-nosouffle mut+alloc+free+gc+exit
39 27 12 32.9 _bin/cxx-opt+nopool/osh mut+alloc
47 38 8 22.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc

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
23 19 4 1.7 dash -
42 39 3 3.5 bash -
321 180 163 3.5 zsh -
45 37 8 85.0 bumpleak/osh mut
48 39 9 86.0 _bin/cxx-opt+bumproot/osh mut
58 47 11 84.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
84 42 42 73.3 osh-native mut+alloc
90 61 29 75.2 osh-native mut+alloc+free
140 116 24 51.2 osh-native mut+alloc+free+gc
140 114 26 52.0 osh-native mut+alloc+free+gc+exit
92 61 31 73.7 osh-nosouffle mut+alloc
101 67 34 75.6 osh-nosouffle mut+alloc+free
144 122 22 51.9 osh-nosouffle mut+alloc+free+gc
149 123 26 52.4 osh-nosouffle mut+alloc+free+gc+exit
124 77 47 98.5 _bin/cxx-opt+nopool/osh mut+alloc
192 159 33 72.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc

parse.abuild

Parsing abuild from Alpine Linux.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
2 1 1 1.6 dash -
4 3 1 3.3 bash -
6 2 4 3.5 zsh -
6 3 2 13.0 bumpleak/osh mut
6 5 1 11.7 _bin/cxx-opt+bumproot/osh mut
6 4 2 13.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 5 2 10.6 osh-native mut+alloc
8 4 4 10.7 osh-native mut+alloc+free
9 5 3 8.7 osh-native mut+alloc+free+gc
9 7 2 8.8 osh-native mut+alloc+free+gc+exit
8 6 2 11.0 osh-nosouffle mut+alloc
9 9 0 11.1 osh-nosouffle mut+alloc+free
10 7 2 9.2 osh-nosouffle mut+alloc+free+gc
10 8 2 9.3 osh-nosouffle mut+alloc+free+gc+exit
11 6 5 11.8 _bin/cxx-opt+nopool/osh mut+alloc
12 9 3 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc

ex.compute-fib

A synthetic benchmark for POSIX shell arithmetic.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
9 9 1 1.6 dash -
31 30 1 3.1 bash -
21 13 8 3.4 zsh -
17 12 5 32.9 bumpleak/osh mut
18 15 3 32.0 _bin/cxx-opt+bumproot/osh mut
27 20 6 33.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
28 19 9 26.9 osh-native mut+alloc
30 15 15 27.0 osh-native mut+alloc+free
20 18 2 8.3 osh-native mut+alloc+free+gc
20 18 2 8.3 osh-native mut+alloc+free+gc+exit
33 24 9 27.4 osh-nosouffle mut+alloc
38 25 12 27.6 osh-nosouffle mut+alloc+free
25 21 4 8.7 osh-nosouffle mut+alloc+free+gc
25 24 1 8.9 osh-nosouffle mut+alloc+free+gc+exit
45 27 18 36.1 _bin/cxx-opt+nopool/osh mut+alloc
38 32 6 9.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc

ex.bashcomp-parse-help

A realistic bash-completion workload.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
104 101 3 3.4 bash -
212 166 45 57.8 bumpleak/osh mut
222 171 50 57.0 _bin/cxx-opt+bumproot/osh mut
238 185 53 57.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
254 196 58 48.8 osh-native mut+alloc
263 187 76 50.9 osh-native mut+alloc+free
220 171 49 8.9 osh-native mut+alloc+free+gc
221 176 45 9.0 osh-native mut+alloc+free+gc+exit
258 193 65 49.3 osh-nosouffle mut+alloc
269 196 73 51.2 osh-nosouffle mut+alloc+free
226 173 53 9.4 osh-nosouffle mut+alloc+free+gc
226 173 53 9.4 osh-nosouffle mut+alloc+free+gc+exit
279 196 82 64.3 _bin/cxx-opt+nopool/osh mut+alloc
256 212 44 10.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc

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 3 7 4.1 dash -
16 8 8 4.7 bash -
15 7 8 3.9 zsh -
18 6 13 13.0 bumpleak/osh mut
18 9 10 13.6 _bin/cxx-opt+bumproot/osh mut
18 8 11 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
19 10 10 11.5 osh-native mut+alloc
20 11 10 11.7 osh-native mut+alloc+free
20 13 8 9.3 osh-native mut+alloc+free+gc
21 12 9 9.4 osh-native mut+alloc+free+gc+exit
20 9 12 12.2 osh-nosouffle mut+alloc
21 8 14 12.3 osh-nosouffle mut+alloc+free
22 12 10 10.1 osh-nosouffle mut+alloc+free+gc
22 12 10 10.2 osh-nosouffle mut+alloc+free+gc+exit
23 11 13 13.1 _bin/cxx-opt+nopool/osh mut+alloc
23 15 9 10.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc