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 18.1 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 34 3 10 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 166 26 78 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 142 25 64 45.9 50.9 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 9 1 2 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 8.0 579,599 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 181 0 3 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 174 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 8.8 116,311 277 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 -
24 20 4 3.0 bash -
105 59 52 3.4 zsh -
17 10 7 29.8 bumpleak/osh mut
20 16 4 28.9 _bin/cxx-opt+bumproot/osh mut
22 13 9 29.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 15 15 25.2 osh-native mut+alloc
32 20 12 25.8 osh-native mut+alloc+free
35 31 4 18.1 osh-native mut+alloc+free+gc
36 22 14 18.0 osh-native mut+alloc+free+gc+exit
45 33 12 33.5 _bin/cxx-opt+nopool/osh mut+alloc
50 45 4 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.9 osh-native-souffle mut+alloc
30 22 7 25.2 osh-native-souffle mut+alloc+free
34 30 4 17.6 osh-native-souffle mut+alloc+free+gc
35 31 4 17.8 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 -
78 74 4 3.0 bash -
380 206 195 3.5 zsh -
50 49 0 84.9 bumpleak/osh mut
59 58 0 85.8 _bin/cxx-opt+bumproot/osh mut
70 41 29 85.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 55 43 73.5 osh-native mut+alloc
107 67 39 75.5 osh-native mut+alloc+free
166 142 24 49.8 osh-native mut+alloc+free+gc
174 154 20 50.3 osh-native mut+alloc+free+gc+exit
139 89 49 98.0 _bin/cxx-opt+nopool/osh mut+alloc
209 172 36 67.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 60 28 73.1 osh-native-souffle mut+alloc
95 59 36 75.1 osh-native-souffle mut+alloc+free
142 114 27 50.9 osh-native-souffle mut+alloc+free+gc
157 117 39 51.7 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 3 3 2.8 bash -
8 4 4 3.4 zsh -
6 6 0 10.4 bumpleak/osh mut
7 3 3 11.3 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.0 osh-native mut+alloc
9 4 4 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 3 6 8.5 osh-native mut+alloc+free+gc+exit
11 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
9 8 0 9.7 osh-native-souffle mut+alloc+free
9 5 5 7.9 osh-native-souffle mut+alloc+free+gc
9 9 0 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 7 3 1.4 dash -
29 28 0 3.0 bash -
24 20 4 3.3 zsh -
19 18 0 31.5 bumpleak/osh mut
25 21 4 31.4 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 22 14 26.3 osh-native mut+alloc
38 15 22 26.6 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
39 39 0 8.0 osh-native mut+alloc+free+gc+exit
54 41 12 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 36 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 15 15 26.0 osh-native-souffle mut+alloc
31 27 4 26.1 osh-native-souffle mut+alloc+free
22 14 7 7.5 osh-native-souffle mut+alloc+free+gc
22 14 7 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 68 4 3.1 bash -
166 129 36 54.6 bumpleak/osh mut
180 120 60 55.7 _bin/cxx-opt+bumproot/osh mut
196 128 68 55.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 120 92 47.4 osh-native mut+alloc
220 147 72 49.0 osh-native mut+alloc+free
181 129 52 8.7 osh-native mut+alloc+free+gc
183 127 56 8.9 osh-native mut+alloc+free+gc+exit
233 129 104 63.3 _bin/cxx-opt+nopool/osh mut+alloc
212 172 40 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 144 60 47.0 osh-native-souffle mut+alloc
211 127 83 48.7 osh-native-souffle mut+alloc+free
174 103 71 8.1 osh-native-souffle mut+alloc+free+gc
175 143 33 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 9 1 3.4 dash -
19 17 3 4.5 bash -
18 11 8 3.4 zsh -
18 17 2 13.2 bumpleak/osh mut
19 12 8 11.9 _bin/cxx-opt+bumproot/osh mut
20 6 15 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 17 5 10.9 osh-native mut+alloc
22 7 16 11.1 osh-native mut+alloc+free
22 19 3 9.0 osh-native mut+alloc+free+gc
23 11 12 9.2 osh-native mut+alloc+free+gc+exit
24 17 8 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 17 8 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 9 10.6 osh-native-souffle mut+alloc
21 18 3 10.9 osh-native-souffle mut+alloc+free
21 15 7 8.8 osh-native-souffle mut+alloc+free+gc
22 16 6 8.7 osh-native-souffle mut+alloc+free+gc+exit