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 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 34 4 10 12.0 17.3 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 146 24 60 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 136 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 7.7 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 1 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 181 0 3 10.3 8.8 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 175 0 3 10.3 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 25 1 2 2.8 8.9 116,311 277 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 -
106 54 58 3.4 zsh -
16 16 0 29.4 bumpleak/osh mut
20 19 0 28.4 _bin/cxx-opt+bumproot/osh mut
23 4 18 30.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 21 8 25.2 osh-native mut+alloc
31 16 16 25.7 osh-native mut+alloc+free
36 32 4 18.0 osh-native mut+alloc+free+gc
36 25 11 18.1 osh-native mut+alloc+free+gc+exit
44 28 16 32.5 _bin/cxx-opt+nopool/osh mut+alloc
47 43 4 22.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 11 15 24.9 osh-native-souffle mut+alloc
29 20 8 25.3 osh-native-souffle mut+alloc+free
34 30 4 17.3 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 1.6 dash -
79 75 4 3.1 bash -
376 223 174 3.5 zsh -
50 41 8 84.5 bumpleak/osh mut
59 36 24 85.1 _bin/cxx-opt+bumproot/osh mut
71 41 29 85.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 68 28 73.4 osh-native mut+alloc
104 64 40 75.1 osh-native mut+alloc+free
146 125 20 49.7 osh-native mut+alloc+free+gc
149 120 28 50.5 osh-native mut+alloc+free+gc+exit
139 103 36 98.6 _bin/cxx-opt+nopool/osh mut+alloc
207 179 28 67.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 60 28 73.0 osh-native-souffle mut+alloc
98 62 35 75.0 osh-native-souffle mut+alloc+free
136 116 20 51.0 osh-native-souffle mut+alloc+free+gc
143 119 24 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 3.0 bash -
8 4 4 3.3 zsh -
6 6 0 12.0 bumpleak/osh mut
7 7 0 12.6 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.0 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
9 6 3 8.5 osh-native mut+alloc+free+gc
9 5 5 8.5 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 7 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.6 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 0 9 7.7 osh-native-souffle mut+alloc+free+gc
9 5 5 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
11 7 4 1.6 dash -
29 29 0 3.0 bash -
24 16 8 3.3 zsh -
18 9 9 32.8 bumpleak/osh mut
26 17 8 32.0 _bin/cxx-opt+bumproot/osh mut
28 28 0 32.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.3 osh-native mut+alloc
37 22 15 26.5 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
54 49 4 35.7 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 18 11 26.0 osh-native-souffle mut+alloc
31 19 12 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
22 17 4 7.5 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 69 4 3.3 bash -
169 133 36 54.1 bumpleak/osh mut
183 93 89 55.8 _bin/cxx-opt+bumproot/osh mut
196 128 68 56.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 124 88 47.2 osh-native mut+alloc
220 128 92 49.0 osh-native mut+alloc+free
181 121 60 8.8 osh-native mut+alloc+free+gc
185 150 35 8.8 osh-native mut+alloc+free+gc+exit
237 144 92 63.8 _bin/cxx-opt+nopool/osh mut+alloc
211 163 48 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 138 67 46.9 osh-native-souffle mut+alloc
212 140 72 48.6 osh-native-souffle mut+alloc+free
175 130 45 8.3 osh-native-souffle mut+alloc+free+gc
175 127 48 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 9 1 3.4 dash -
19 13 7 4.2 bash -
18 11 8 3.5 zsh -
20 7 13 12.8 bumpleak/osh mut
21 11 10 13.2 _bin/cxx-opt+bumproot/osh mut
20 11 9 12.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 7 10.9 osh-native mut+alloc
22 18 5 11.1 osh-native mut+alloc+free
25 11 14 8.9 osh-native mut+alloc+free+gc
23 21 2 9.0 osh-native mut+alloc+free+gc+exit
25 19 6 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 17 9 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 14 7 10.5 osh-native-souffle mut+alloc
21 15 7 10.7 osh-native-souffle mut+alloc+free
21 13 8 8.7 osh-native-souffle mut+alloc+free+gc
22 16 6 8.5 osh-native-souffle mut+alloc+free+gc+exit