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 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 3 10 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 146 22 60 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 136 23 59 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 28 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 7.3 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 182 0 3 10.3 8.7 995,281 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 9.2 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 1 2 2.8 8.8 116,311 277 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 19 4 3.1 bash -
105 58 53 3.4 zsh -
16 16 0 28.6 bumpleak/osh mut
19 19 0 29.7 _bin/cxx-opt+bumproot/osh mut
22 19 4 28.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 25 4 25.0 osh-native mut+alloc
30 22 9 25.7 osh-native mut+alloc+free
35 34 0 18.0 osh-native mut+alloc+free+gc
35 23 12 18.1 osh-native mut+alloc+free+gc+exit
44 32 12 33.3 _bin/cxx-opt+nopool/osh mut+alloc
47 39 8 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 15 11 24.9 osh-native-souffle mut+alloc
29 24 4 25.3 osh-native-souffle mut+alloc+free
33 29 4 17.6 osh-native-souffle mut+alloc+free+gc
33 29 4 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 1.4 dash -
77 77 0 3.1 bash -
377 207 192 3.5 zsh -
51 35 16 85.2 bumpleak/osh mut
60 48 12 85.1 _bin/cxx-opt+bumproot/osh mut
71 59 12 85.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 68 28 73.3 osh-native mut+alloc
105 60 44 75.4 osh-native mut+alloc+free
146 122 24 49.8 osh-native mut+alloc+free+gc
150 125 24 50.4 osh-native mut+alloc+free+gc+exit
138 87 51 98.9 _bin/cxx-opt+nopool/osh mut+alloc
200 184 16 67.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 52 36 73.1 osh-native-souffle mut+alloc
97 56 40 75.1 osh-native-souffle mut+alloc+free
136 108 28 51.0 osh-native-souffle mut+alloc+free+gc
143 119 24 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 2.8 bash -
8 8 0 3.3 zsh -
6 6 0 10.3 bumpleak/osh mut
7 4 4 12.0 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 9.8 osh-native mut+alloc
8 8 0 10.0 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 9 0 8.4 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 4 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.4 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 4 4 8.0 osh-native-souffle mut+alloc+free+gc
9 9 0 7.7 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 -
28 28 0 2.8 bash -
23 23 0 3.4 zsh -
19 11 7 31.9 bumpleak/osh mut
25 20 4 31.7 _bin/cxx-opt+bumproot/osh mut
28 23 4 32.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 20 16 26.5 osh-native mut+alloc
37 26 11 26.6 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 24 4 8.1 osh-native mut+alloc+free+gc+exit
53 28 24 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 17 13 25.7 osh-native-souffle mut+alloc
30 22 9 26.1 osh-native-souffle mut+alloc+free
21 21 0 7.3 osh-native-souffle mut+alloc+free+gc
22 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 73 0 3.1 bash -
168 100 68 55.8 bumpleak/osh mut
181 137 44 55.7 _bin/cxx-opt+bumproot/osh mut
197 130 67 56.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
217 134 83 47.3 osh-native mut+alloc
219 167 52 49.1 osh-native mut+alloc+free
182 129 53 8.7 osh-native mut+alloc+free+gc
190 137 52 8.7 osh-native mut+alloc+free+gc+exit
234 154 79 62.5 _bin/cxx-opt+nopool/osh mut+alloc
209 166 43 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 106 99 47.0 osh-native-souffle mut+alloc
210 147 63 48.6 osh-native-souffle mut+alloc+free
175 122 53 8.3 osh-native-souffle mut+alloc+free+gc
176 136 40 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 9 2 3.4 dash -
20 14 6 4.5 bash -
18 13 5 3.5 zsh -
19 12 7 12.1 bumpleak/osh mut
20 14 6 12.3 _bin/cxx-opt+bumproot/osh mut
22 15 7 13.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 6 15 11.0 osh-native mut+alloc
22 11 11 11.1 osh-native mut+alloc+free
22 22 0 9.2 osh-native mut+alloc+free+gc
22 16 7 9.0 osh-native mut+alloc+free+gc+exit
24 13 12 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 12 13 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 8 12 10.6 osh-native-souffle mut+alloc
21 18 4 10.7 osh-native-souffle mut+alloc+free
21 7 14 8.8 osh-native-souffle mut+alloc+free+gc
22 15 7 8.7 osh-native-souffle mut+alloc+free+gc+exit