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 18.0 476,745 1,282 6 406,318 5 203,159 osh-native
parse.configure-cpython 33 4 10 12.0 17.7 476,745 1,282 6 406,188 5 203,094 osh-native-souffle
parse.configure-coreutils 160 25 73 44.5 49.6 1,653,333 4,764 12 1,025,514 6 764,300 osh-native
parse.configure-coreutils 163 28 76 45.9 51.0 1,653,332 4,764 12 1,063,844 6 792,360 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,936 180 2 75,018 1 37,509 osh-native
parse.abuild 9 1 2 2.4 7.9 101,936 180 3 87,080 1 43,540 osh-native-souffle
ex.compute-fib 28 0 1 2.1 8.0 579,600 22,608 12 50,000 0 2,913 osh-native
ex.compute-fib 21 0 1 2.1 7.6 579,600 22,608 12 50,000 0 2,851 osh-native-souffle
ex.bashcomp-parse-help 183 0 3 10.3 8.7 995,282 15,258 21 50,000 0 3,895 osh-native
ex.bashcomp-parse-help 175 0 3 10.3 8.3 995,281 15,258 21 50,000 0 3,840 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,312 277 3 85,236 1 42,618 osh-native
ex.abuild-print-help 21 1 2 2.8 8.8 116,312 277 3 85,112 1 42,556 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
6 3 3 1.6 dash -
29 29 0 3.0 bash -
105 62 49 3.4 zsh -
17 10 7 28.6 bumpleak/osh mut
20 16 4 28.8 _bin/cxx-opt+bumproot/osh mut
23 15 8 28.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 15 15 24.9 osh-native mut+alloc
32 23 8 25.6 osh-native mut+alloc+free
35 27 8 18.0 osh-native mut+alloc+free+gc
36 22 14 18.2 osh-native mut+alloc+free+gc+exit
43 35 8 31.9 _bin/cxx-opt+nopool/osh mut+alloc
51 47 4 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 23 4 24.9 osh-native-souffle mut+alloc
28 18 11 25.3 osh-native-souffle mut+alloc+free
33 25 8 17.7 osh-native-souffle mut+alloc+free+gc
33 29 4 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 22 0 1.6 dash -
79 75 4 3.1 bash -
379 243 157 3.4 zsh -
48 36 12 85.7 bumpleak/osh mut
59 51 8 84.6 _bin/cxx-opt+bumproot/osh mut
70 47 23 86.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 48 48 73.4 osh-native mut+alloc
105 80 24 75.4 osh-native mut+alloc+free
160 132 28 49.6 osh-native mut+alloc+free+gc
302 289 12 50.3 osh-native mut+alloc+free+gc+exit
137 102 35 98.1 _bin/cxx-opt+nopool/osh mut+alloc
223 203 20 68.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
100 65 35 73.2 osh-native-souffle mut+alloc
96 64 32 75.0 osh-native-souffle mut+alloc+free
163 138 24 51.0 osh-native-souffle mut+alloc+free+gc
156 136 20 51.7 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 1.4 dash -
6 3 3 2.9 bash -
8 4 4 3.1 zsh -
6 6 0 10.4 bumpleak/osh mut
7 7 0 11.5 _bin/cxx-opt+bumproot/osh mut
7 4 4 12.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.2 osh-native mut+alloc
8 4 4 10.1 osh-native mut+alloc+free
9 4 4 8.5 osh-native mut+alloc+free+gc
10 10 0 8.7 osh-native mut+alloc+free+gc+exit
12 4 8 11.3 _bin/cxx-opt+nopool/osh mut+alloc
12 4 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.8 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 9 0 7.9 osh-native-souffle mut+alloc+free+gc
9 4 4 8.0 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 -
29 24 4 2.9 bash -
24 20 4 3.3 zsh -
19 18 0 32.4 bumpleak/osh mut
26 18 7 32.4 _bin/cxx-opt+bumproot/osh mut
28 17 10 31.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.3 osh-native mut+alloc
37 21 16 26.5 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
28 24 4 7.9 osh-native mut+alloc+free+gc+exit
54 34 19 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 11 18 26.0 osh-native-souffle mut+alloc
31 23 8 26.3 osh-native-souffle mut+alloc+free
21 21 0 7.6 osh-native-souffle mut+alloc+free+gc
21 21 0 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 73 0 3.0 bash -
168 108 60 54.2 bumpleak/osh mut
182 119 63 56.6 _bin/cxx-opt+bumproot/osh mut
194 145 48 55.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 116 96 47.2 osh-native mut+alloc
218 143 75 49.1 osh-native mut+alloc+free
183 130 53 8.7 osh-native mut+alloc+free+gc
183 119 64 8.8 osh-native mut+alloc+free+gc+exit
233 140 92 63.0 _bin/cxx-opt+nopool/osh mut+alloc
212 148 64 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 123 80 46.9 osh-native-souffle mut+alloc
209 145 64 48.7 osh-native-souffle mut+alloc+free
175 130 45 8.3 osh-native-souffle mut+alloc+free+gc
173 114 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 9 1 3.4 dash -
19 18 1 4.5 bash -
18 6 12 3.5 zsh -
18 7 11 11.3 bumpleak/osh mut
21 12 10 13.5 _bin/cxx-opt+bumproot/osh mut
20 13 7 12.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 12 10 11.1 osh-native mut+alloc
23 14 9 11.3 osh-native mut+alloc+free
22 15 8 9.0 osh-native mut+alloc+free+gc
23 19 4 9.2 osh-native mut+alloc+free+gc+exit
24 14 11 12.8 _bin/cxx-opt+nopool/osh mut+alloc
26 14 12 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 17 4 10.5 osh-native-souffle mut+alloc
22 16 6 10.6 osh-native-souffle mut+alloc+free
21 16 5 8.8 osh-native-souffle mut+alloc+free+gc
22 15 7 8.7 osh-native-souffle mut+alloc+free+gc+exit