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 4 10 12.0 18.1 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 149 24 64 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 137 24 59 45.9 51.1 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 7.9 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 27 0 2 2.1 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 185 0 4 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 175 0 3 10.3 8.1 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 1 2 2.8 8.5 116,311 277 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 23 0 3.1 bash -
105 63 48 3.4 zsh -
16 8 8 28.2 bumpleak/osh mut
19 19 0 29.0 _bin/cxx-opt+bumproot/osh mut
23 11 11 28.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 22 7 25.0 osh-native mut+alloc
31 4 27 25.4 osh-native mut+alloc+free
36 36 0 18.1 osh-native mut+alloc+free+gc
36 24 12 18.1 osh-native mut+alloc+free+gc+exit
43 27 16 32.8 _bin/cxx-opt+nopool/osh mut+alloc
48 41 7 22.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 22 4 24.9 osh-native-souffle mut+alloc
28 20 8 25.2 osh-native-souffle mut+alloc+free
32 20 12 17.4 osh-native-souffle mut+alloc+free+gc
33 20 12 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 17 4 1.6 dash -
78 78 0 3.1 bash -
375 187 208 3.7 zsh -
48 44 4 85.4 bumpleak/osh mut
59 51 8 86.2 _bin/cxx-opt+bumproot/osh mut
72 53 19 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 52 44 73.4 osh-native mut+alloc
105 74 31 75.4 osh-native mut+alloc+free
149 129 20 49.7 osh-native mut+alloc+free+gc
153 132 20 50.5 osh-native mut+alloc+free+gc+exit
140 108 32 98.4 _bin/cxx-opt+nopool/osh mut+alloc
206 178 28 66.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 56 32 73.1 osh-native-souffle mut+alloc
95 67 28 74.8 osh-native-souffle mut+alloc+free
137 112 24 51.1 osh-native-souffle mut+alloc+free+gc
142 110 33 51.5 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 6 0 2.9 bash -
8 4 4 3.1 zsh -
6 0 6 12.3 bumpleak/osh mut
7 7 0 11.7 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.0 osh-native mut+alloc
8 4 4 10.0 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
12 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 7 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 7 0 9.4 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
9 4 4 7.9 osh-native-souffle mut+alloc+free+gc
9 9 0 7.9 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 29 0 2.9 bash -
24 12 12 3.4 zsh -
19 15 4 32.4 bumpleak/osh mut
25 25 0 31.4 _bin/cxx-opt+bumproot/osh mut
27 27 0 31.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
35 31 4 26.0 osh-native mut+alloc
36 32 4 26.0 osh-native mut+alloc+free
27 23 4 8.0 osh-native mut+alloc+free+gc
28 23 4 7.9 osh-native mut+alloc+free+gc+exit
55 31 23 35.5 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 17 13 25.6 osh-native-souffle mut+alloc
31 23 8 26.0 osh-native-souffle mut+alloc+free
22 21 0 7.6 osh-native-souffle mut+alloc+free+gc
22 18 4 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
74 70 4 3.0 bash -
167 131 36 54.5 bumpleak/osh mut
181 136 44 55.6 _bin/cxx-opt+bumproot/osh mut
194 129 64 55.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 148 64 47.0 osh-native mut+alloc
217 156 60 48.8 osh-native mut+alloc+free
185 126 59 8.7 osh-native mut+alloc+free+gc
196 160 36 8.5 osh-native mut+alloc+free+gc+exit
236 164 72 62.6 _bin/cxx-opt+nopool/osh mut+alloc
211 151 60 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
207 147 59 46.6 osh-native-souffle mut+alloc
210 129 81 48.3 osh-native-souffle mut+alloc+free
175 135 40 8.1 osh-native-souffle mut+alloc+free+gc
175 115 60 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 7 3 3.5 dash -
20 12 9 4.3 bash -
18 12 7 3.5 zsh -
18 16 2 13.1 bumpleak/osh mut
21 7 15 13.3 _bin/cxx-opt+bumproot/osh mut
21 13 9 13.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 7 14 11.0 osh-native mut+alloc
22 15 7 11.1 osh-native mut+alloc+free
22 15 7 9.0 osh-native mut+alloc+free+gc
22 16 6 9.0 osh-native mut+alloc+free+gc+exit
24 12 13 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 22 3 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 18 2 10.6 osh-native-souffle mut+alloc
21 13 8 10.7 osh-native-souffle mut+alloc+free
21 16 6 8.5 osh-native-souffle mut+alloc+free+gc
21 15 7 8.7 osh-native-souffle mut+alloc+free+gc+exit