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 10 12.0 18.1 476,744 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 143 22 58 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 154 27 76 45.9 51.0 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 9 1 2 2.6 8.7 101,935 180 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 28 0 2 2.1 7.9 579,599 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 182 0 4 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 176 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 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 56 56 3.4 zsh -
16 8 8 29.5 bumpleak/osh mut
20 20 0 28.5 _bin/cxx-opt+bumproot/osh mut
23 4 19 28.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
31 16 16 25.0 osh-native mut+alloc
32 28 4 25.7 osh-native mut+alloc+free
36 28 8 18.1 osh-native mut+alloc+free+gc
36 36 0 18.0 osh-native mut+alloc+free+gc+exit
43 39 4 33.3 _bin/cxx-opt+nopool/osh mut+alloc
52 39 12 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 18 9 24.8 osh-native-souffle mut+alloc
29 25 4 25.3 osh-native-souffle mut+alloc+free
34 30 4 17.4 osh-native-souffle mut+alloc+free+gc
33 22 11 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
21 21 0 1.6 dash -
77 77 0 3.0 bash -
379 225 174 3.5 zsh -
50 42 8 86.0 bumpleak/osh mut
60 49 11 86.1 _bin/cxx-opt+bumproot/osh mut
71 66 4 85.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 69 28 73.4 osh-native mut+alloc
105 73 31 75.4 osh-native mut+alloc+free
143 127 16 49.7 osh-native mut+alloc+free+gc
159 131 28 50.5 osh-native mut+alloc+free+gc+exit
137 105 32 97.7 _bin/cxx-opt+nopool/osh mut+alloc
210 185 24 66.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 50 38 73.3 osh-native-souffle mut+alloc
97 72 24 75.0 osh-native-souffle mut+alloc+free
154 133 20 51.0 osh-native-souffle mut+alloc+free+gc
159 131 28 51.6 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 1.3 dash -
6 6 0 2.9 bash -
8 0 7 3.3 zsh -
6 6 0 10.6 bumpleak/osh mut
7 7 0 11.8 _bin/cxx-opt+bumproot/osh mut
8 0 8 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 9 0 10.0 osh-native mut+alloc
9 6 3 10.0 osh-native mut+alloc+free
9 6 3 8.7 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
14 0 13 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.6 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
9 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 7 3 1.6 dash -
29 29 0 2.9 bash -
24 8 16 3.3 zsh -
18 18 0 30.8 bumpleak/osh mut
25 21 4 31.4 _bin/cxx-opt+bumproot/osh mut
28 16 12 32.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.0 osh-native mut+alloc
49 33 16 26.2 osh-native mut+alloc+free
28 28 0 7.9 osh-native mut+alloc+free+gc
28 24 4 7.9 osh-native mut+alloc+free+gc+exit
55 21 34 35.6 _bin/cxx-opt+nopool/osh mut+alloc
38 34 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 22 7 25.4 osh-native-souffle mut+alloc
31 19 12 25.8 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
21 21 0 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 65 8 3.1 bash -
168 120 48 53.7 bumpleak/osh mut
183 122 61 54.5 _bin/cxx-opt+bumproot/osh mut
195 115 79 55.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 141 72 47.1 osh-native mut+alloc
217 128 88 48.8 osh-native mut+alloc+free
182 131 51 8.7 osh-native mut+alloc+free+gc
182 122 59 8.8 osh-native mut+alloc+free+gc+exit
236 144 92 62.8 _bin/cxx-opt+nopool/osh mut+alloc
212 160 52 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 115 87 46.7 osh-native-souffle mut+alloc
210 133 76 48.2 osh-native-souffle mut+alloc+free
176 104 72 8.3 osh-native-souffle mut+alloc+free+gc
176 140 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 5 5 3.5 dash -
20 16 4 4.3 bash -
18 6 12 3.5 zsh -
19 18 2 12.9 bumpleak/osh mut
19 17 3 11.8 _bin/cxx-opt+bumproot/osh mut
20 11 9 12.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 18 4 11.0 osh-native mut+alloc
24 10 13 11.1 osh-native mut+alloc+free
22 14 9 9.0 osh-native mut+alloc+free+gc
23 19 4 9.0 osh-native mut+alloc+free+gc+exit
25 15 10 12.7 _bin/cxx-opt+nopool/osh mut+alloc
26 21 5 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 15 6 10.5 osh-native-souffle mut+alloc
21 15 7 10.7 osh-native-souffle mut+alloc+free
22 14 8 8.7 osh-native-souffle mut+alloc+free+gc
22 12 10 8.7 osh-native-souffle mut+alloc+free+gc+exit