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 36 3 10 12.0 18.1 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 3 10 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 143 22 58 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 135 23 58 45.9 51.0 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 9 1 2 2.4 8.0 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 1 2.1 8.1 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 21 0 1 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 181 0 3 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 172 0 3 10.3 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.2 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 22 1 2 2.8 8.7 116,311 277 3 85,110 1 42,555 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 -
23 19 4 3.1 bash -
105 70 42 3.3 zsh -
16 8 8 28.7 bumpleak/osh mut
19 15 4 28.1 _bin/cxx-opt+bumproot/osh mut
22 18 4 29.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 21 8 25.2 osh-native mut+alloc
31 19 12 25.7 osh-native mut+alloc+free
36 36 0 18.1 osh-native mut+alloc+free+gc
36 31 4 18.1 osh-native mut+alloc+free+gc+exit
43 26 17 32.9 _bin/cxx-opt+nopool/osh mut+alloc
46 30 17 22.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 19 7 24.8 osh-native-souffle mut+alloc
28 24 4 25.3 osh-native-souffle mut+alloc+free
33 24 8 17.6 osh-native-souffle mut+alloc+free+gc
34 33 0 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 21 0 1.6 dash -
77 73 4 3.0 bash -
381 247 156 3.7 zsh -
48 44 4 85.5 bumpleak/osh mut
60 44 16 85.5 _bin/cxx-opt+bumproot/osh mut
72 52 20 85.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 68 28 73.5 osh-native mut+alloc
104 76 28 75.4 osh-native mut+alloc+free
143 127 16 49.7 osh-native mut+alloc+free+gc
150 130 20 50.5 osh-native mut+alloc+free+gc+exit
137 92 44 98.1 _bin/cxx-opt+nopool/osh mut+alloc
197 173 24 68.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 55 32 73.0 osh-native-souffle mut+alloc
96 71 25 75.0 osh-native-souffle mut+alloc+free
135 111 24 51.0 osh-native-souffle mut+alloc+free+gc
139 127 12 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 1.3 dash -
6 6 0 2.9 bash -
8 4 4 3.3 zsh -
6 3 3 11.5 bumpleak/osh mut
7 0 7 12.7 _bin/cxx-opt+bumproot/osh mut
7 7 0 12.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 10.0 osh-native mut+alloc
8 0 8 10.1 osh-native mut+alloc+free
9 6 3 8.5 osh-native mut+alloc+free+gc
9 4 4 8.4 osh-native mut+alloc+free+gc+exit
12 4 8 11.3 _bin/cxx-opt+nopool/osh mut+alloc
11 7 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 0 8 9.8 osh-native-souffle mut+alloc+free
9 6 3 8.0 osh-native-souffle mut+alloc+free+gc
9 9 0 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 7 3 1.4 dash -
29 29 0 3.0 bash -
24 16 8 3.3 zsh -
18 18 0 32.9 bumpleak/osh mut
26 21 4 32.3 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 36 0 26.3 osh-native mut+alloc
37 25 12 26.6 osh-native mut+alloc+free
28 24 4 8.1 osh-native mut+alloc+free+gc
28 28 0 8.1 osh-native mut+alloc+free+gc+exit
54 35 19 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 32 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 11 18 26.1 osh-native-souffle mut+alloc
31 17 13 26.0 osh-native-souffle mut+alloc+free
21 21 0 7.6 osh-native-souffle mut+alloc+free+gc
21 21 0 7.7 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 68 4 3.1 bash -
167 123 44 55.1 bumpleak/osh mut
184 120 64 56.4 _bin/cxx-opt+bumproot/osh mut
195 119 75 55.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 120 92 47.4 osh-native mut+alloc
219 151 67 49.1 osh-native mut+alloc+free
181 112 68 8.7 osh-native mut+alloc+free+gc
182 107 75 8.8 osh-native mut+alloc+free+gc+exit
232 136 96 64.4 _bin/cxx-opt+nopool/osh mut+alloc
207 136 72 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 132 72 46.9 osh-native-souffle mut+alloc
215 147 68 48.6 osh-native-souffle mut+alloc+free
172 108 64 8.3 osh-native-souffle mut+alloc+free+gc
174 137 36 8.3 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 10 1 3.4 dash -
20 18 2 4.5 bash -
17 12 6 3.4 zsh -
18 5 13 11.3 bumpleak/osh mut
19 11 9 12.0 _bin/cxx-opt+bumproot/osh mut
20 15 6 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 12 9 10.9 osh-native mut+alloc
22 12 11 11.3 osh-native mut+alloc+free
23 18 5 9.2 osh-native mut+alloc+free+gc
23 18 6 8.9 osh-native mut+alloc+free+gc+exit
25 14 11 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 19 6 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 9 12 10.6 osh-native-souffle mut+alloc
22 14 8 10.7 osh-native-souffle mut+alloc+free
22 12 9 8.7 osh-native-souffle mut+alloc+free+gc
22 10 12 8.5 osh-native-souffle mut+alloc+free+gc+exit