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 17.8 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 141 21 56 44.5 50.0 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 134 23 56 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 8 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 7.9 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 21 0 1 2.1 7.7 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 180 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 22 1 2 2.8 9.0 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 20 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
7 3 3 1.6 dash -
24 24 0 2.9 bash -
105 60 52 3.4 zsh -
16 12 4 28.5 bumpleak/osh mut
19 11 8 29.9 _bin/cxx-opt+bumproot/osh mut
22 18 4 30.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 16 12 25.3 osh-native mut+alloc
31 31 0 25.6 osh-native mut+alloc+free
35 22 13 17.8 osh-native mut+alloc+free+gc
36 29 7 18.1 osh-native mut+alloc+free+gc+exit
43 21 21 33.6 _bin/cxx-opt+nopool/osh mut+alloc
49 45 4 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 17 9 24.8 osh-native-souffle mut+alloc
28 12 16 25.3 osh-native-souffle mut+alloc+free
32 24 8 17.6 osh-native-souffle mut+alloc+free+gc
33 26 7 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 -
78 78 0 3.1 bash -
377 223 174 3.5 zsh -
48 40 8 85.4 bumpleak/osh mut
59 36 24 85.3 _bin/cxx-opt+bumproot/osh mut
71 51 20 85.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 55 43 73.5 osh-native mut+alloc
104 80 24 75.2 osh-native mut+alloc+free
141 121 20 50.0 osh-native mut+alloc+free+gc
147 127 20 50.5 osh-native mut+alloc+free+gc+exit
138 99 39 98.8 _bin/cxx-opt+nopool/osh mut+alloc
204 180 24 66.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 70 16 73.0 osh-native-souffle mut+alloc
95 51 43 75.0 osh-native-souffle mut+alloc+free
134 114 20 51.0 osh-native-souffle mut+alloc+free+gc
139 118 20 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 6 0 3.0 bash -
8 8 0 3.3 zsh -
6 6 0 10.8 bumpleak/osh mut
7 4 4 12.1 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.1 osh-native mut+alloc
8 4 4 10.1 osh-native mut+alloc+free
9 9 0 8.7 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
12 4 8 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 7 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 4 4 9.7 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
8 8 0 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 10 0 1.6 dash -
28 21 7 2.9 bash -
24 24 0 3.3 zsh -
18 14 4 31.2 bumpleak/osh mut
26 22 4 33.2 _bin/cxx-opt+bumproot/osh mut
28 28 0 33.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 16 20 26.3 osh-native mut+alloc
37 28 8 26.6 osh-native mut+alloc+free
28 27 0 7.9 osh-native mut+alloc+free+gc
27 23 5 8.0 osh-native mut+alloc+free+gc+exit
53 49 4 35.9 _bin/cxx-opt+nopool/osh mut+alloc
36 28 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 18 11 26.0 osh-native-souffle mut+alloc
30 26 4 26.2 osh-native-souffle mut+alloc+free
21 21 0 7.7 osh-native-souffle mut+alloc+free+gc
22 21 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
73 69 4 3.1 bash -
168 124 44 55.2 bumpleak/osh mut
182 107 75 55.9 _bin/cxx-opt+bumproot/osh mut
196 148 48 55.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
209 125 85 47.3 osh-native mut+alloc
215 167 49 49.0 osh-native mut+alloc+free
180 108 72 8.8 osh-native mut+alloc+free+gc
182 125 56 8.9 osh-native mut+alloc+free+gc+exit
233 149 84 63.5 _bin/cxx-opt+nopool/osh mut+alloc
208 144 64 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 142 65 46.9 osh-native-souffle mut+alloc
208 140 68 48.6 osh-native-souffle mut+alloc+free
175 103 72 8.3 osh-native-souffle mut+alloc+free+gc
174 133 40 8.4 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 2 3.4 dash -
19 7 13 4.2 bash -
18 12 6 3.4 zsh -
19 12 8 12.9 bumpleak/osh mut
21 12 9 13.4 _bin/cxx-opt+bumproot/osh mut
20 15 5 12.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 10 11 11.0 osh-native mut+alloc
22 20 3 11.1 osh-native mut+alloc+free
22 15 7 9.0 osh-native mut+alloc+free+gc
22 16 6 8.9 osh-native mut+alloc+free+gc+exit
24 14 10 12.7 _bin/cxx-opt+nopool/osh mut+alloc
24 19 6 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 10 10.7 osh-native-souffle mut+alloc
21 14 8 10.7 osh-native-souffle mut+alloc+free
20 12 9 8.7 osh-native-souffle mut+alloc+free+gc
21 10 11 8.7 osh-native-souffle mut+alloc+free+gc+exit