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 3 10 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 35 4 10 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 173 28 85 44.5 49.6 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 160 31 82 45.9 51.0 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 10 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 2 2.1 7.9 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 23 0 2 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 186 0 4 10.3 8.8 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 177 0 4 10.3 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.2 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 22 1 2 2.8 8.5 116,311 277 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 -
24 20 4 3.0 bash -
107 77 37 3.4 zsh -
17 13 4 27.8 bumpleak/osh mut
22 22 0 29.7 _bin/cxx-opt+bumproot/osh mut
23 5 19 29.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 13 17 25.2 osh-native mut+alloc
32 12 20 25.8 osh-native mut+alloc+free
36 18 18 18.0 osh-native mut+alloc+free+gc
38 34 4 18.1 osh-native mut+alloc+free+gc+exit
44 32 12 32.2 _bin/cxx-opt+nopool/osh mut+alloc
54 41 12 22.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.6 osh-native-souffle mut+alloc
30 26 4 25.3 osh-native-souffle mut+alloc+free
35 23 12 17.6 osh-native-souffle mut+alloc+free+gc
35 23 12 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 1.4 dash -
78 78 0 3.3 bash -
390 215 197 3.5 zsh -
50 42 8 84.7 bumpleak/osh mut
61 52 8 84.8 _bin/cxx-opt+bumproot/osh mut
73 56 16 85.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 86 12 73.4 osh-native mut+alloc
107 79 28 75.4 osh-native mut+alloc+free
173 157 16 49.6 osh-native mut+alloc+free+gc
176 151 24 50.3 osh-native mut+alloc+free+gc+exit
140 100 40 99.3 _bin/cxx-opt+nopool/osh mut+alloc
241 198 43 67.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 53 36 73.1 osh-native-souffle mut+alloc
98 66 31 74.8 osh-native-souffle mut+alloc+free
160 140 20 51.0 osh-native-souffle mut+alloc+free+gc
174 141 32 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 -
7 7 0 3.0 bash -
8 4 4 3.3 zsh -
6 3 3 10.5 bumpleak/osh mut
8 8 0 12.1 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 0 9 10.2 osh-native mut+alloc
9 4 4 10.1 osh-native mut+alloc+free
10 5 5 8.4 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
12 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 4 8 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.6 osh-native-souffle mut+alloc
8 4 4 9.6 osh-native-souffle mut+alloc+free
9 9 0 7.9 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
10 10 0 1.4 dash -
29 29 0 3.0 bash -
24 16 8 3.3 zsh -
18 15 4 31.0 bumpleak/osh mut
26 21 4 32.0 _bin/cxx-opt+bumproot/osh mut
30 26 4 32.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 29 8 26.3 osh-native mut+alloc
39 27 11 26.5 osh-native mut+alloc+free
28 28 0 7.9 osh-native mut+alloc+free+gc
29 18 11 8.0 osh-native mut+alloc+free+gc+exit
55 35 20 36.2 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 9 22 25.8 osh-native-souffle mut+alloc
32 20 12 26.2 osh-native-souffle mut+alloc+free
23 18 4 7.6 osh-native-souffle mut+alloc+free+gc
23 23 0 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
74 74 0 3.0 bash -
171 122 49 56.0 bumpleak/osh mut
186 135 51 54.7 _bin/cxx-opt+bumproot/osh mut
198 125 73 56.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 147 67 47.4 osh-native mut+alloc
226 154 71 49.0 osh-native mut+alloc+free
186 109 76 8.8 osh-native mut+alloc+free+gc
184 136 48 8.8 osh-native mut+alloc+free+gc+exit
235 143 91 63.1 _bin/cxx-opt+nopool/osh mut+alloc
217 141 76 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 125 81 46.9 osh-native-souffle mut+alloc
216 140 76 48.7 osh-native-souffle mut+alloc+free
177 118 59 8.3 osh-native-souffle mut+alloc+free+gc
176 116 60 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
11 10 1 3.3 dash -
21 11 10 4.5 bash -
19 11 9 3.5 zsh -
21 18 3 12.6 bumpleak/osh mut
21 11 10 12.2 _bin/cxx-opt+bumproot/osh mut
23 17 7 13.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 11 12 10.9 osh-native mut+alloc
23 11 13 11.0 osh-native mut+alloc+free
22 17 6 9.2 osh-native mut+alloc+free+gc
24 22 3 9.2 osh-native mut+alloc+free+gc+exit
26 19 8 12.6 _bin/cxx-opt+nopool/osh mut+alloc
27 20 7 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 16 6 10.4 osh-native-souffle mut+alloc
22 17 5 10.5 osh-native-souffle mut+alloc+free
22 20 3 8.5 osh-native-souffle mut+alloc+free+gc
22 14 9 8.5 osh-native-souffle mut+alloc+free+gc+exit