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 33 4 10 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 153 23 66 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 144 25 64 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 8.0 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 27 0 1 2.1 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 21 0 2 2.1 7.5 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 180 0 3 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 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 8.5 116,311 277 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 3 3 1.6 dash -
24 24 0 3.0 bash -
105 55 57 3.4 zsh -
17 17 0 29.7 bumpleak/osh mut
20 16 4 28.8 _bin/cxx-opt+bumproot/osh mut
23 15 7 30.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 17 13 25.2 osh-native mut+alloc
31 26 4 25.7 osh-native mut+alloc+free
35 27 8 17.8 osh-native mut+alloc+free+gc
37 26 11 18.0 osh-native mut+alloc+free+gc+exit
43 31 12 32.6 _bin/cxx-opt+nopool/osh mut+alloc
47 43 4 22.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 16 12 24.8 osh-native-souffle mut+alloc
29 16 12 25.2 osh-native-souffle mut+alloc+free
33 29 4 17.4 osh-native-souffle mut+alloc+free+gc
34 26 7 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 -
79 75 4 3.1 bash -
372 236 159 3.5 zsh -
48 32 16 84.2 bumpleak/osh mut
60 52 8 86.3 _bin/cxx-opt+bumproot/osh mut
71 59 12 86.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 57 40 73.5 osh-native mut+alloc
105 76 28 75.1 osh-native mut+alloc+free
153 120 32 49.7 osh-native mut+alloc+free+gc
148 120 28 50.4 osh-native mut+alloc+free+gc+exit
139 94 45 98.8 _bin/cxx-opt+nopool/osh mut+alloc
208 192 16 67.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 47 39 73.1 osh-native-souffle mut+alloc
97 52 44 75.1 osh-native-souffle mut+alloc+free
144 123 20 51.0 osh-native-souffle mut+alloc+free+gc
149 129 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 6 0 3.0 bash -
8 4 4 3.3 zsh -
6 6 0 11.9 bumpleak/osh mut
7 7 0 11.3 _bin/cxx-opt+bumproot/osh mut
7 7 0 10.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 9.8 osh-native mut+alloc
9 4 4 10.0 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 9 0 8.5 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 9.7 osh-native-souffle mut+alloc
8 0 8 9.8 osh-native-souffle mut+alloc+free
9 4 4 8.0 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 10 0 1.6 dash -
29 29 0 2.9 bash -
23 19 4 3.3 zsh -
18 11 7 32.0 bumpleak/osh mut
26 26 0 32.5 _bin/cxx-opt+bumproot/osh mut
27 27 0 32.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.0 osh-native mut+alloc
37 28 8 26.2 osh-native mut+alloc+free
27 27 0 8.0 osh-native mut+alloc+free+gc
28 23 4 8.0 osh-native mut+alloc+free+gc+exit
54 33 21 36.1 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 26 4 25.6 osh-native-souffle mut+alloc
31 19 12 25.8 osh-native-souffle mut+alloc+free
21 21 0 7.5 osh-native-souffle mut+alloc+free+gc
21 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
74 65 8 3.1 bash -
169 136 32 54.0 bumpleak/osh mut
180 120 60 56.3 _bin/cxx-opt+bumproot/osh mut
193 141 52 56.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 133 80 47.0 osh-native mut+alloc
217 129 88 48.8 osh-native mut+alloc+free
180 116 64 8.7 osh-native mut+alloc+free+gc
183 118 65 8.7 osh-native mut+alloc+free+gc+exit
233 169 64 62.6 _bin/cxx-opt+nopool/osh mut+alloc
210 174 36 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 128 76 46.6 osh-native-souffle mut+alloc
211 138 73 48.4 osh-native-souffle mut+alloc+free
175 123 52 8.3 osh-native-souffle mut+alloc+free+gc
173 137 36 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 9 1 3.5 dash -
19 16 4 4.3 bash -
18 9 9 3.4 zsh -
18 7 11 11.8 bumpleak/osh mut
19 14 5 12.2 _bin/cxx-opt+bumproot/osh mut
20 13 7 12.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 12 9 10.9 osh-native mut+alloc
22 13 10 11.1 osh-native mut+alloc+free
22 16 7 9.0 osh-native mut+alloc+free+gc
23 18 5 9.0 osh-native mut+alloc+free+gc+exit
25 14 12 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 14 11 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 7 10.4 osh-native-souffle mut+alloc
21 14 8 10.9 osh-native-souffle mut+alloc+free
21 20 2 8.5 osh-native-souffle mut+alloc+free+gc
22 19 3 8.5 osh-native-souffle mut+alloc+free+gc+exit