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 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 151 24 65 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 140 26 62 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 8.7 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 10 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 7.9 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 2 2.1 7.7 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 182 0 3 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 174 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 8.7 116,311 277 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 23 0 3.0 bash -
105 66 45 3.4 zsh -
16 8 8 27.8 bumpleak/osh mut
20 16 4 29.8 _bin/cxx-opt+bumproot/osh mut
22 22 0 30.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 18 11 25.2 osh-native mut+alloc
31 27 4 25.6 osh-native mut+alloc+free
35 26 9 18.0 osh-native mut+alloc+free+gc
36 24 12 18.0 osh-native mut+alloc+free+gc+exit
44 28 16 33.4 _bin/cxx-opt+nopool/osh mut+alloc
48 36 12 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.6 osh-native-souffle mut+alloc
29 24 4 25.2 osh-native-souffle mut+alloc+free
32 32 0 17.6 osh-native-souffle mut+alloc+free+gc
33 25 8 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
22 21 0 1.4 dash -
78 73 4 3.3 bash -
378 208 190 3.5 zsh -
49 38 11 85.0 bumpleak/osh mut
60 51 8 85.7 _bin/cxx-opt+bumproot/osh mut
69 53 16 86.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 61 37 73.5 osh-native mut+alloc
105 76 28 75.4 osh-native mut+alloc+free
151 126 24 49.8 osh-native mut+alloc+free+gc
159 135 24 50.3 osh-native mut+alloc+free+gc+exit
140 92 48 99.1 _bin/cxx-opt+nopool/osh mut+alloc
216 192 24 68.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 48 40 73.3 osh-native-souffle mut+alloc
96 56 40 75.0 osh-native-souffle mut+alloc+free
140 132 8 51.1 osh-native-souffle mut+alloc+free+gc
145 120 24 51.6 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 3.0 bash -
8 4 4 3.1 zsh -
6 6 0 11.8 bumpleak/osh mut
7 3 3 11.3 _bin/cxx-opt+bumproot/osh mut
8 8 0 12.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 3 6 10.1 osh-native mut+alloc
9 5 5 10.2 osh-native mut+alloc+free
9 9 0 8.7 osh-native mut+alloc+free+gc
9 9 0 8.4 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 4 8 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.7 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
10 10 0 8.0 osh-native-souffle mut+alloc+free+gc
9 6 3 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 25 4 2.9 bash -
24 20 4 3.3 zsh -
18 11 7 31.8 bumpleak/osh mut
26 17 9 33.1 _bin/cxx-opt+bumproot/osh mut
28 27 0 32.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.3 osh-native mut+alloc
37 22 15 26.6 osh-native mut+alloc+free
28 28 0 7.9 osh-native mut+alloc+free+gc
28 28 0 8.1 osh-native mut+alloc+free+gc+exit
55 35 20 35.7 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 22 9 26.0 osh-native-souffle mut+alloc
32 16 16 26.2 osh-native-souffle mut+alloc+free
22 18 4 7.7 osh-native-souffle mut+alloc+free+gc
22 18 4 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 3.1 bash -
168 96 72 55.9 bumpleak/osh mut
185 124 60 56.6 _bin/cxx-opt+bumproot/osh mut
194 113 80 57.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 160 52 47.3 osh-native mut+alloc
219 167 52 49.0 osh-native mut+alloc+free
182 125 57 8.7 osh-native mut+alloc+free+gc
186 129 56 8.8 osh-native mut+alloc+free+gc+exit
235 171 64 63.4 _bin/cxx-opt+nopool/osh mut+alloc
212 160 52 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 128 76 47.0 osh-native-souffle mut+alloc
211 154 57 48.6 osh-native-souffle mut+alloc+free
174 142 32 8.1 osh-native-souffle mut+alloc+free+gc
176 116 60 8.0 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 -
20 12 8 4.2 bash -
18 17 1 3.5 zsh -
19 18 2 12.3 bumpleak/osh mut
19 13 7 13.6 _bin/cxx-opt+bumproot/osh mut
20 18 2 12.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 6 11.0 osh-native mut+alloc
22 14 8 11.1 osh-native mut+alloc+free
22 14 9 9.0 osh-native mut+alloc+free+gc
23 15 9 9.0 osh-native mut+alloc+free+gc+exit
25 13 13 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 11 15 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 10 10.5 osh-native-souffle mut+alloc
22 19 3 10.7 osh-native-souffle mut+alloc+free
21 16 6 8.7 osh-native-souffle mut+alloc+free+gc
22 15 7 8.5 osh-native-souffle mut+alloc+free+gc+exit