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 18.1 476,744 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 163 27 75 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 153 28 73 45.9 50.9 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 10 1 2 2.4 8.0 101,935 180 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 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 174 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 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
7 6 0 1.6 dash -
23 23 0 3.0 bash -
105 63 48 3.5 zsh -
16 16 0 28.7 bumpleak/osh mut
19 19 0 29.2 _bin/cxx-opt+bumproot/osh mut
23 23 0 28.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 26 4 25.0 osh-native mut+alloc
32 20 12 25.7 osh-native mut+alloc+free
37 37 0 18.1 osh-native mut+alloc+free+gc
38 34 4 18.1 osh-native mut+alloc+free+gc+exit
44 31 12 32.6 _bin/cxx-opt+nopool/osh mut+alloc
52 40 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 11 15 24.8 osh-native-souffle mut+alloc
29 17 12 25.3 osh-native-souffle mut+alloc+free
33 29 4 17.4 osh-native-souffle mut+alloc+free+gc
35 23 12 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 -
80 75 4 3.3 bash -
381 209 191 3.5 zsh -
51 27 23 84.9 bumpleak/osh mut
60 52 8 84.6 _bin/cxx-opt+bumproot/osh mut
72 64 8 85.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 69 28 73.4 osh-native mut+alloc
106 67 39 75.4 osh-native mut+alloc+free
163 127 36 49.7 osh-native mut+alloc+free+gc
173 144 28 50.5 osh-native mut+alloc+free+gc+exit
140 88 52 99.3 _bin/cxx-opt+nopool/osh mut+alloc
237 209 28 67.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
90 49 41 73.0 osh-native-souffle mut+alloc
98 51 47 74.9 osh-native-souffle mut+alloc+free
153 129 23 50.9 osh-native-souffle mut+alloc+free+gc
156 123 32 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 4 4 3.4 zsh -
7 7 0 11.3 bumpleak/osh mut
8 4 4 12.1 _bin/cxx-opt+bumproot/osh mut
8 8 0 11.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 10.0 osh-native mut+alloc
9 5 5 10.1 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 9.4 osh-native-souffle mut+alloc
8 0 8 9.7 osh-native-souffle mut+alloc+free
10 6 3 8.0 osh-native-souffle mut+alloc+free+gc
9 9 0 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
10 10 0 1.4 dash -
29 24 4 3.0 bash -
24 16 8 3.4 zsh -
19 11 8 32.3 bumpleak/osh mut
27 23 4 33.1 _bin/cxx-opt+bumproot/osh mut
28 28 0 32.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 18 18 26.2 osh-native mut+alloc
38 34 4 26.5 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
54 43 12 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 26 4 26.0 osh-native-souffle mut+alloc
32 28 4 26.2 osh-native-souffle mut+alloc+free
22 17 4 7.6 osh-native-souffle mut+alloc+free+gc
22 15 7 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 73 0 3.1 bash -
168 92 76 54.3 bumpleak/osh mut
184 120 64 56.0 _bin/cxx-opt+bumproot/osh mut
198 137 60 56.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 165 48 47.4 osh-native mut+alloc
217 130 87 49.0 osh-native mut+alloc+free
183 107 76 8.7 osh-native mut+alloc+free+gc
183 119 63 8.8 osh-native mut+alloc+free+gc+exit
232 144 88 63.1 _bin/cxx-opt+nopool/osh mut+alloc
211 155 56 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 133 73 47.0 osh-native-souffle mut+alloc
210 131 79 48.7 osh-native-souffle mut+alloc+free
174 133 40 8.3 osh-native-souffle mut+alloc+free+gc
176 132 44 8.1 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 10 0 3.5 dash -
20 20 0 4.3 bash -
18 10 8 3.4 zsh -
19 7 13 12.1 bumpleak/osh mut
20 16 4 13.8 _bin/cxx-opt+bumproot/osh mut
23 16 7 14.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 15 7 10.9 osh-native mut+alloc
23 13 10 11.1 osh-native mut+alloc+free
23 15 8 9.0 osh-native mut+alloc+free+gc
23 21 2 8.9 osh-native mut+alloc+free+gc+exit
25 12 14 12.8 _bin/cxx-opt+nopool/osh mut+alloc
26 17 8 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 12 9 10.6 osh-native-souffle mut+alloc
22 13 10 10.7 osh-native-souffle mut+alloc+free
21 19 3 8.5 osh-native-souffle mut+alloc+free+gc
22 14 9 8.7 osh-native-souffle mut+alloc+free+gc+exit