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 34 3 9 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 4 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 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 135 22 58 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 28 0 1 2.1 8.1 579,599 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 180 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 1.4 dash -
23 19 4 2.9 bash -
105 64 47 3.4 zsh -
16 12 4 29.4 bumpleak/osh mut
20 12 8 30.4 _bin/cxx-opt+bumproot/osh mut
23 18 4 29.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 16 12 25.3 osh-native mut+alloc
31 27 4 25.7 osh-native mut+alloc+free
34 23 11 18.0 osh-native mut+alloc+free+gc
36 29 7 18.1 osh-native mut+alloc+free+gc+exit
43 27 15 32.5 _bin/cxx-opt+nopool/osh mut+alloc
48 40 8 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 11 15 24.8 osh-native-souffle mut+alloc
28 20 8 25.3 osh-native-souffle mut+alloc+free
33 18 14 17.6 osh-native-souffle mut+alloc+free+gc
33 24 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 1.6 dash -
77 77 0 3.3 bash -
378 220 180 3.5 zsh -
49 45 4 85.2 bumpleak/osh mut
60 60 0 84.9 _bin/cxx-opt+bumproot/osh mut
71 39 31 86.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 68 28 73.4 osh-native mut+alloc
105 64 40 75.4 osh-native mut+alloc+free
143 127 16 49.8 osh-native mut+alloc+free+gc
147 127 20 50.3 osh-native mut+alloc+free+gc+exit
137 105 32 99.2 _bin/cxx-opt+nopool/osh mut+alloc
200 145 55 67.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 75 12 73.1 osh-native-souffle mut+alloc
95 59 35 74.8 osh-native-souffle mut+alloc+free
135 107 28 51.1 osh-native-souffle mut+alloc+free+gc
139 106 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 1.3 dash -
6 3 3 2.9 bash -
8 4 4 3.3 zsh -
6 0 6 12.1 bumpleak/osh mut
7 0 7 11.3 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.0 osh-native mut+alloc
8 4 4 10.0 osh-native mut+alloc+free
9 0 9 8.5 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 7 0 9.6 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
9 9 0 7.9 osh-native-souffle mut+alloc+free+gc
9 3 6 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 -
28 28 0 2.9 bash -
24 16 8 3.3 zsh -
19 14 5 32.3 bumpleak/osh mut
26 21 4 32.4 _bin/cxx-opt+bumproot/osh mut
28 16 12 32.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.2 osh-native mut+alloc
37 29 8 26.6 osh-native mut+alloc+free
28 28 0 8.1 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
53 44 8 35.9 _bin/cxx-opt+nopool/osh mut+alloc
36 28 8 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 26 4 25.8 osh-native-souffle mut+alloc
31 22 9 26.2 osh-native-souffle mut+alloc+free
22 21 0 7.6 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 68 4 3.3 bash -
168 112 56 54.0 bumpleak/osh mut
183 126 57 55.5 _bin/cxx-opt+bumproot/osh mut
196 124 72 56.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 125 85 47.4 osh-native mut+alloc
218 165 52 49.1 osh-native mut+alloc+free
180 124 56 8.7 osh-native mut+alloc+free+gc
181 120 60 8.8 osh-native mut+alloc+free+gc+exit
231 151 79 64.3 _bin/cxx-opt+nopool/osh mut+alloc
208 160 48 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 147 56 46.9 osh-native-souffle mut+alloc
208 144 64 48.7 osh-native-souffle mut+alloc+free
174 130 43 8.1 osh-native-souffle mut+alloc+free+gc
174 109 65 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 0 3.4 dash -
20 13 7 4.3 bash -
18 10 8 3.5 zsh -
18 10 8 13.2 bumpleak/osh mut
20 16 3 12.7 _bin/cxx-opt+bumproot/osh mut
20 7 13 12.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 12 9 11.0 osh-native mut+alloc
22 14 9 11.1 osh-native mut+alloc+free
22 17 5 9.0 osh-native mut+alloc+free+gc
22 14 9 9.2 osh-native mut+alloc+free+gc+exit
25 13 12 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 20 4 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 14 6 10.6 osh-native-souffle mut+alloc
21 8 13 10.7 osh-native-souffle mut+alloc+free
21 18 4 8.7 osh-native-souffle mut+alloc+free+gc
22 14 8 8.7 osh-native-souffle mut+alloc+free+gc+exit