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 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 34 4 10 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 147 24 62 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 145 26 68 45.9 51.2 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 7.9 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 1 2.1 8.1 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 2 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 174 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 23 0 3.1 bash -
106 75 37 3.5 zsh -
16 16 0 29.9 bumpleak/osh mut
20 20 0 29.2 _bin/cxx-opt+bumproot/osh mut
23 15 8 28.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 29 0 25.3 osh-native mut+alloc
32 24 8 25.7 osh-native mut+alloc+free
36 20 16 18.0 osh-native mut+alloc+free+gc
37 22 15 18.0 osh-native mut+alloc+free+gc+exit
43 19 23 32.4 _bin/cxx-opt+nopool/osh mut+alloc
48 36 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.8 osh-native-souffle mut+alloc
29 17 12 25.2 osh-native-souffle mut+alloc+free
34 25 8 17.4 osh-native-souffle mut+alloc+free+gc
35 19 15 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
21 21 0 1.6 dash -
77 77 0 3.3 bash -
373 209 186 3.7 zsh -
48 43 4 85.4 bumpleak/osh mut
60 52 8 84.6 _bin/cxx-opt+bumproot/osh mut
70 54 16 85.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 63 35 73.5 osh-native mut+alloc
106 74 33 75.4 osh-native mut+alloc+free
147 135 12 49.8 osh-native mut+alloc+free+gc
159 138 20 50.3 osh-native mut+alloc+free+gc+exit
139 103 36 99.6 _bin/cxx-opt+nopool/osh mut+alloc
209 184 24 67.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 59 28 73.1 osh-native-souffle mut+alloc
96 75 20 75.0 osh-native-souffle mut+alloc+free
145 121 23 51.2 osh-native-souffle mut+alloc+free+gc
151 131 20 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 3 3 2.9 bash -
8 4 4 3.3 zsh -
6 3 3 10.7 bumpleak/osh mut
7 7 0 11.1 _bin/cxx-opt+bumproot/osh mut
7 3 3 11.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 3 6 10.1 osh-native mut+alloc
8 4 4 10.2 osh-native mut+alloc+free
9 4 4 8.7 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
12 12 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 7 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 4 4 9.7 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 3 6 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
11 11 0 1.4 dash -
29 25 4 2.9 bash -
23 23 0 3.4 zsh -
18 14 5 32.3 bumpleak/osh mut
27 23 4 33.3 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.3 osh-native mut+alloc
37 26 11 26.6 osh-native mut+alloc+free
28 27 0 8.1 osh-native mut+alloc+free+gc
28 20 8 7.9 osh-native mut+alloc+free+gc+exit
53 37 16 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 28 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 26 4 26.0 osh-native-souffle mut+alloc
31 26 4 26.2 osh-native-souffle mut+alloc+free
22 18 4 7.6 osh-native-souffle mut+alloc+free+gc
22 14 7 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 64 8 3.1 bash -
168 124 44 54.5 bumpleak/osh mut
182 121 61 55.6 _bin/cxx-opt+bumproot/osh mut
196 124 72 56.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 127 83 47.3 osh-native mut+alloc
217 164 52 49.0 osh-native mut+alloc+free
181 156 24 8.8 osh-native mut+alloc+free+gc
180 148 32 8.9 osh-native mut+alloc+free+gc+exit
230 166 65 63.3 _bin/cxx-opt+nopool/osh mut+alloc
209 165 44 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 116 88 46.9 osh-native-souffle mut+alloc
213 137 75 48.6 osh-native-souffle mut+alloc+free
174 103 71 8.3 osh-native-souffle mut+alloc+free+gc
175 103 72 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 5 5 3.4 dash -
20 11 9 4.5 bash -
17 16 2 3.4 zsh -
18 9 9 13.1 bumpleak/osh mut
21 11 10 12.8 _bin/cxx-opt+bumproot/osh mut
20 15 5 12.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 14 8 11.1 osh-native mut+alloc
23 18 6 11.0 osh-native mut+alloc+free
22 19 3 9.0 osh-native mut+alloc+free+gc
23 17 6 8.9 osh-native mut+alloc+free+gc+exit
25 10 14 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 17 8 9.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 7 10.5 osh-native-souffle mut+alloc
21 6 15 10.9 osh-native-souffle mut+alloc+free
21 10 11 8.7 osh-native-souffle mut+alloc+free+gc
21 15 7 8.7 osh-native-souffle mut+alloc+free+gc+exit