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 37 4 10 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 34 4 10 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 156 25 69 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 149 26 71 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 8.5 101,935 180 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 2 2.1 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 21 0 1 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 184 0 4 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 175 0 4 10.3 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.0 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 22 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 -
23 23 0 3.1 bash -
105 61 50 3.4 zsh -
16 8 8 29.1 bumpleak/osh mut
20 16 4 28.3 _bin/cxx-opt+bumproot/osh mut
23 11 11 28.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 22 7 25.3 osh-native mut+alloc
32 20 12 25.8 osh-native mut+alloc+free
37 20 16 18.0 osh-native mut+alloc+free+gc
37 24 12 18.0 osh-native mut+alloc+free+gc+exit
44 31 12 32.9 _bin/cxx-opt+nopool/osh mut+alloc
54 42 11 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 13 13 24.9 osh-native-souffle mut+alloc
29 24 4 25.3 osh-native-souffle mut+alloc+free
34 23 11 17.6 osh-native-souffle mut+alloc+free+gc
35 34 0 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 18 4 1.6 dash -
77 69 8 3.1 bash -
380 210 191 3.5 zsh -
50 45 4 84.9 bumpleak/osh mut
60 48 12 84.7 _bin/cxx-opt+bumproot/osh mut
73 60 12 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 61 37 73.5 osh-native mut+alloc
107 63 43 75.4 osh-native mut+alloc+free
156 139 16 49.8 osh-native mut+alloc+free+gc
164 143 20 50.3 osh-native mut+alloc+free+gc+exit
140 104 36 98.8 _bin/cxx-opt+nopool/osh mut+alloc
232 200 32 68.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 52 36 73.1 osh-native-souffle mut+alloc
97 66 31 75.1 osh-native-souffle mut+alloc+free
149 116 32 51.0 osh-native-souffle mut+alloc+free+gc
153 121 31 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 2.9 bash -
8 4 4 3.1 zsh -
6 0 6 12.0 bumpleak/osh mut
6 3 3 12.4 _bin/cxx-opt+bumproot/osh mut
7 4 4 10.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 6 3 10.1 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
10 5 5 8.7 osh-native mut+alloc+free+gc+exit
12 8 4 11.3 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.8 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
9 9 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
10 7 3 1.4 dash -
29 29 0 3.0 bash -
24 20 4 3.3 zsh -
19 15 4 31.7 bumpleak/osh mut
26 18 7 31.3 _bin/cxx-opt+bumproot/osh mut
28 16 12 32.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 20 16 26.2 osh-native mut+alloc
38 21 17 26.6 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
28 28 0 8.1 osh-native mut+alloc+free+gc+exit
54 31 23 36.1 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 26 4 26.0 osh-native-souffle mut+alloc
31 23 8 26.2 osh-native-souffle mut+alloc+free
21 21 0 7.6 osh-native-souffle mut+alloc+free+gc
22 17 4 7.7 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 99 71 56.0 bumpleak/osh mut
183 146 37 55.2 _bin/cxx-opt+bumproot/osh mut
194 151 44 57.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
216 136 80 47.4 osh-native mut+alloc
222 147 75 49.1 osh-native mut+alloc+free
184 131 52 8.7 osh-native mut+alloc+free+gc
184 144 40 8.9 osh-native mut+alloc+free+gc+exit
233 133 100 63.8 _bin/cxx-opt+nopool/osh mut+alloc
214 162 51 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 146 59 46.9 osh-native-souffle mut+alloc
211 142 69 48.6 osh-native-souffle mut+alloc+free
175 135 40 8.3 osh-native-souffle mut+alloc+free+gc
176 124 52 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 7 4 3.5 dash -
20 17 3 4.5 bash -
18 11 8 3.5 zsh -
20 17 4 12.1 bumpleak/osh mut
21 16 5 12.0 _bin/cxx-opt+bumproot/osh mut
21 16 6 12.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 21 2 11.0 osh-native mut+alloc
23 17 7 11.1 osh-native mut+alloc+free
23 12 11 9.0 osh-native mut+alloc+free+gc
23 19 5 9.0 osh-native mut+alloc+free+gc+exit
26 16 10 12.8 _bin/cxx-opt+nopool/osh mut+alloc
26 18 9 9.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 17 4 10.6 osh-native-souffle mut+alloc
22 14 9 10.7 osh-native-souffle mut+alloc+free
22 19 2 8.7 osh-native-souffle mut+alloc+free+gc
22 22 1 8.7 osh-native-souffle mut+alloc+free+gc+exit