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 9 12.0 18.1 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.3 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 153 25 66 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 144 25 65 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 8.4 101,935 180 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 7.7 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 2.1 7.5 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 183 0 4 10.3 8.8 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 176 0 4 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 54 57 3.4 zsh -
16 12 4 28.8 bumpleak/osh mut
20 16 4 28.9 _bin/cxx-opt+bumproot/osh mut
22 13 9 29.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 19 11 25.2 osh-native mut+alloc
32 12 20 25.7 osh-native mut+alloc+free
36 31 4 18.1 osh-native mut+alloc+free+gc
38 26 11 18.1 osh-native mut+alloc+free+gc+exit
44 24 20 32.1 _bin/cxx-opt+nopool/osh mut+alloc
52 44 8 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 13 13 24.9 osh-native-souffle mut+alloc
29 25 4 25.0 osh-native-souffle mut+alloc+free
32 28 4 17.3 osh-native-souffle mut+alloc+free+gc
34 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 1.6 dash -
77 73 4 3.0 bash -
379 220 181 3.4 zsh -
50 38 11 85.9 bumpleak/osh mut
60 56 4 84.8 _bin/cxx-opt+bumproot/osh mut
70 55 16 85.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 59 39 73.3 osh-native mut+alloc
107 69 37 75.4 osh-native mut+alloc+free
153 125 28 49.8 osh-native mut+alloc+free+gc
156 116 40 50.3 osh-native mut+alloc+free+gc+exit
140 103 36 98.3 _bin/cxx-opt+nopool/osh mut+alloc
224 196 28 66.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 60 28 73.1 osh-native-souffle mut+alloc
98 73 24 74.8 osh-native-souffle mut+alloc+free
144 119 24 51.1 osh-native-souffle mut+alloc+free+gc
154 117 36 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 6 0 3.0 bash -
8 4 4 3.1 zsh -
6 3 3 11.1 bumpleak/osh mut
7 3 3 10.8 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 3 6 10.1 osh-native mut+alloc
9 4 4 10.1 osh-native mut+alloc+free
9 9 0 8.4 osh-native mut+alloc+free+gc
10 10 0 8.4 osh-native mut+alloc+free+gc+exit
14 14 0 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.6 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
9 9 0 7.9 osh-native-souffle mut+alloc+free+gc
9 3 6 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 7 3 1.4 dash -
29 29 0 3.0 bash -
24 16 8 3.3 zsh -
18 14 4 31.8 bumpleak/osh mut
26 22 4 32.8 _bin/cxx-opt+bumproot/osh mut
28 20 8 32.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.3 osh-native mut+alloc
38 19 19 26.5 osh-native mut+alloc+free
28 28 0 7.7 osh-native mut+alloc+free+gc
28 20 8 8.0 osh-native mut+alloc+free+gc+exit
55 39 16 36.2 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 19 11 26.0 osh-native-souffle mut+alloc
32 24 8 26.2 osh-native-souffle mut+alloc+free
22 14 7 7.5 osh-native-souffle mut+alloc+free+gc
22 14 7 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
75 75 0 3.3 bash -
169 72 96 54.1 bumpleak/osh mut
183 131 52 55.4 _bin/cxx-opt+bumproot/osh mut
197 148 48 55.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 144 68 47.3 osh-native mut+alloc
222 146 75 49.1 osh-native mut+alloc+free
183 104 80 8.8 osh-native mut+alloc+free+gc
184 144 40 8.8 osh-native mut+alloc+free+gc+exit
235 143 92 63.1 _bin/cxx-opt+nopool/osh mut+alloc
213 132 80 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 91 115 46.9 osh-native-souffle mut+alloc
210 133 77 48.6 osh-native-souffle mut+alloc+free
176 124 52 8.1 osh-native-souffle mut+alloc+free+gc
176 132 44 8.1 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 4 6 3.5 dash -
20 12 8 4.3 bash -
18 11 8 3.5 zsh -
18 12 6 13.1 bumpleak/osh mut
19 19 0 13.6 _bin/cxx-opt+bumproot/osh mut
20 11 10 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 17 5 11.1 osh-native mut+alloc
23 17 6 11.1 osh-native mut+alloc+free
22 19 4 9.0 osh-native mut+alloc+free+gc
23 14 9 9.0 osh-native mut+alloc+free+gc+exit
25 19 6 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 22 3 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 9 12 10.6 osh-native-souffle mut+alloc
22 18 4 10.7 osh-native-souffle mut+alloc+free
21 19 3 8.7 osh-native-souffle mut+alloc+free+gc
22 14 9 8.3 osh-native-souffle mut+alloc+free+gc+exit