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 9 12.0 18.1 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 3 9 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 171 29 84 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 161 28 80 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 8.7 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 9 1 2 2.4 8.0 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 1 2.1 7.9 579,599 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 183 0 4 10.3 8.7 995,281 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 9.0 116,311 277 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 -
24 19 4 3.0 bash -
109 59 57 3.4 zsh -
17 8 8 28.3 bumpleak/osh mut
19 19 0 29.2 _bin/cxx-opt+bumproot/osh mut
23 15 8 30.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 30 0 25.3 osh-native mut+alloc
31 31 0 25.7 osh-native mut+alloc+free
36 31 4 18.1 osh-native mut+alloc+free+gc
36 27 8 18.1 osh-native mut+alloc+free+gc+exit
44 31 12 32.0 _bin/cxx-opt+nopool/osh mut+alloc
56 43 12 22.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.8 osh-native-souffle mut+alloc
30 25 4 25.3 osh-native-souffle mut+alloc+free
33 29 4 17.4 osh-native-souffle mut+alloc+free+gc
34 23 11 17.6 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 18 4 1.6 dash -
80 80 0 3.1 bash -
382 219 184 3.5 zsh -
50 41 8 85.4 bumpleak/osh mut
60 51 8 86.0 _bin/cxx-opt+bumproot/osh mut
70 62 8 84.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 82 16 73.5 osh-native mut+alloc
105 85 20 75.4 osh-native mut+alloc+free
171 147 24 49.7 osh-native mut+alloc+free+gc
173 157 16 50.5 osh-native mut+alloc+free+gc+exit
141 90 51 98.8 _bin/cxx-opt+nopool/osh mut+alloc
244 216 28 67.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
90 39 51 73.3 osh-native-souffle mut+alloc
98 57 41 75.1 osh-native-souffle mut+alloc+free
161 148 12 51.0 osh-native-souffle mut+alloc+free+gc
164 139 25 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 3.0 bash -
8 4 4 3.1 zsh -
7 4 4 11.5 bumpleak/osh mut
7 0 7 10.8 _bin/cxx-opt+bumproot/osh mut
8 8 0 11.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 3 6 10.1 osh-native mut+alloc
9 4 4 10.1 osh-native mut+alloc+free
9 9 0 8.7 osh-native mut+alloc+free+gc
9 5 5 8.7 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.8 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 9 0 8.0 osh-native-souffle mut+alloc+free+gc
10 6 3 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
11 11 0 1.6 dash -
28 28 0 2.8 bash -
24 16 8 3.3 zsh -
19 11 8 32.0 bumpleak/osh mut
26 22 4 33.2 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 26 11 26.3 osh-native mut+alloc
38 29 8 26.5 osh-native mut+alloc+free
28 28 0 7.9 osh-native mut+alloc+free+gc
29 28 0 8.0 osh-native mut+alloc+free+gc+exit
55 38 17 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 23 8 26.0 osh-native-souffle mut+alloc
33 18 14 26.2 osh-native-souffle mut+alloc+free
22 17 4 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 61 11 3.0 bash -
169 104 64 54.5 bumpleak/osh mut
184 128 56 55.6 _bin/cxx-opt+bumproot/osh mut
197 152 44 56.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 126 87 47.3 osh-native mut+alloc
219 151 68 49.0 osh-native mut+alloc+free
183 147 36 8.7 osh-native mut+alloc+free+gc
182 130 51 8.5 osh-native mut+alloc+free+gc+exit
233 154 79 63.3 _bin/cxx-opt+nopool/osh mut+alloc
217 154 63 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 120 84 47.0 osh-native-souffle mut+alloc
211 151 60 48.6 osh-native-souffle mut+alloc+free
177 125 52 8.3 osh-native-souffle mut+alloc+free+gc
175 111 64 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 8 2 3.5 dash -
20 12 8 4.5 bash -
18 10 8 3.4 zsh -
18 17 2 11.7 bumpleak/osh mut
20 17 3 12.9 _bin/cxx-opt+bumproot/osh mut
21 14 7 13.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 11 11 11.0 osh-native mut+alloc
22 12 11 11.1 osh-native mut+alloc+free
22 18 5 9.0 osh-native mut+alloc+free+gc
23 16 7 9.0 osh-native mut+alloc+free+gc+exit
25 17 8 12.8 _bin/cxx-opt+nopool/osh mut+alloc
26 21 6 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
22 15 7 10.6 osh-native-souffle mut+alloc
22 17 5 10.9 osh-native-souffle mut+alloc+free
21 15 6 8.7 osh-native-souffle mut+alloc+free+gc
22 11 12 8.5 osh-native-souffle mut+alloc+free+gc+exit