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 32 4 10 12.0 18.1 471,252 1,282 6 413,132 5 206,566 osh-native
parse.configure-cpython 35 3 10 12.0 18.7 471,252 1,282 6 413,140 5 206,570 osh-nosouffle
parse.configure-coreutils 143 24 67 45.9 52.0 1,637,991 4,764 12 1,056,630 6 787,836 osh-native
parse.configure-coreutils 149 25 66 45.9 52.1 1,637,990 4,764 12 1,056,638 6 787,840 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 9.0 102,780 180 3 86,626 1 43,313 osh-nosouffle
ex.compute-fib 20 0 2 2.8 8.1 572,104 22,608 12 50,000 0 2,977 osh-native
ex.compute-fib 25 0 1 2.8 8.7 572,104 22,608 12 50,000 0 2,981 osh-nosouffle
ex.bashcomp-parse-help 221 0 3 11.6 9.2 990,250 15,258 21 50,000 0 3,957 osh-native
ex.bashcomp-parse-help 227 0 3 11.6 9.6 990,249 15,258 21 50,000 0 3,966 osh-nosouffle
ex.abuild-print-help 20 1 2 3.0 9.4 117,208 277 3 83,980 1 41,990 osh-native
ex.abuild-print-help 21 1 2 3.0 10.0 117,207 277 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 13 0 3.3 bash -
89 56 40 3.4 zsh -
15 10 6 28.7 bumpleak/osh mut
16 12 4 30.2 _bin/cxx-opt+bumproot/osh mut
19 14 5 30.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
25 12 13 25.6 osh-native mut+alloc
27 17 10 25.8 osh-native mut+alloc+free
32 26 6 18.1 osh-native mut+alloc+free+gc
33 24 9 18.4 osh-native mut+alloc+free+gc+exit
28 14 15 25.8 osh-nosouffle mut+alloc
31 17 13 26.3 osh-nosouffle mut+alloc+free
35 30 5 18.7 osh-nosouffle mut+alloc+free+gc
35 26 9 18.7 osh-nosouffle mut+alloc+free+gc+exit
40 19 21 32.3 _bin/cxx-opt+nopool/osh mut+alloc
46 39 7 22.5 _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 23 0 1.7 dash -
42 41 1 3.4 bash -
326 177 171 3.7 zsh -
46 37 9 85.4 bumpleak/osh mut
48 37 11 85.2 _bin/cxx-opt+bumproot/osh mut
58 48 10 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
83 57 26 73.8 osh-native mut+alloc
92 62 30 75.4 osh-native mut+alloc+free
143 127 16 52.0 osh-native mut+alloc+free+gc
142 117 25 52.6 osh-native mut+alloc+free+gc+exit
93 58 35 74.2 osh-nosouffle mut+alloc
103 67 36 75.9 osh-nosouffle mut+alloc+free
149 117 32 52.1 osh-nosouffle mut+alloc+free+gc
149 123 26 52.9 osh-nosouffle mut+alloc+free+gc+exit
128 86 42 98.5 _bin/cxx-opt+nopool/osh mut+alloc
200 169 31 74.3 _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 2 0 1.7 dash -
4 4 0 3.1 bash -
6 4 2 3.4 zsh -
6 5 1 11.2 bumpleak/osh mut
6 4 3 12.1 _bin/cxx-opt+bumproot/osh mut
7 3 3 11.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.6 osh-native mut+alloc
8 5 3 10.5 osh-native mut+alloc+free
9 6 3 8.7 osh-native mut+alloc+free+gc
9 5 4 8.8 osh-native mut+alloc+free+gc+exit
9 5 3 11.1 osh-nosouffle mut+alloc
9 6 3 11.0 osh-nosouffle mut+alloc+free
10 6 4 9.0 osh-nosouffle mut+alloc+free+gc
10 8 2 9.3 osh-nosouffle mut+alloc+free+gc+exit
11 4 7 12.0 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.6 _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 8 1 1.6 dash -
31 30 1 3.3 bash -
21 18 3 3.4 zsh -
17 14 2 32.1 bumpleak/osh mut
18 14 4 32.0 _bin/cxx-opt+bumproot/osh mut
21 17 4 33.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
28 17 11 26.9 osh-native mut+alloc
31 16 15 27.0 osh-native mut+alloc+free
20 17 3 8.1 osh-native mut+alloc+free+gc
20 16 4 8.3 osh-native mut+alloc+free+gc+exit
34 26 8 27.4 osh-nosouffle mut+alloc
37 27 9 27.4 osh-nosouffle mut+alloc+free
25 24 1 8.7 osh-nosouffle mut+alloc+free+gc
24 21 3 8.7 osh-nosouffle mut+alloc+free+gc+exit
47 23 24 36.2 _bin/cxx-opt+nopool/osh mut+alloc
30 26 4 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
103 99 4 3.5 bash -
213 166 47 56.0 bumpleak/osh mut
221 172 49 56.5 _bin/cxx-opt+bumproot/osh mut
239 174 65 58.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
257 179 78 48.9 osh-native mut+alloc
266 203 63 50.7 osh-native mut+alloc+free
221 177 44 9.2 osh-native mut+alloc+free+gc
221 171 50 9.0 osh-native mut+alloc+free+gc+exit
261 178 82 49.3 osh-nosouffle mut+alloc
273 198 75 51.1 osh-nosouffle mut+alloc+free
227 176 50 9.6 osh-nosouffle mut+alloc+free+gc
229 179 50 9.4 osh-nosouffle mut+alloc+free+gc+exit
279 208 71 65.6 _bin/cxx-opt+nopool/osh mut+alloc
249 191 58 10.4 _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 5 4 4.1 dash -
16 8 9 4.8 bash -
15 7 9 3.8 zsh -
17 6 12 12.7 bumpleak/osh mut
19 10 9 13.1 _bin/cxx-opt+bumproot/osh mut
19 8 11 13.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
19 8 12 11.5 osh-native mut+alloc
21 11 10 11.7 osh-native mut+alloc+free
20 10 10 9.4 osh-native mut+alloc+free+gc
21 10 12 9.4 osh-native mut+alloc+free+gc+exit
21 10 11 12.1 osh-nosouffle mut+alloc
22 11 12 12.2 osh-nosouffle mut+alloc+free
21 12 10 10.0 osh-nosouffle mut+alloc+free+gc
22 12 11 10.2 osh-nosouffle mut+alloc+free+gc+exit
23 8 16 13.0 _bin/cxx-opt+nopool/osh mut+alloc
24 11 14 10.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc