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 4 10 12.0 18.0 476,744 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 162 28 76 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 142 25 64 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 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 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 2 2.1 7.5 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 184 0 4 10.3 8.8 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 176 0 3 10.3 8.1 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 8.8 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 22 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 1.4 dash -
23 19 4 3.0 bash -
104 66 44 3.3 zsh -
16 12 4 29.6 bumpleak/osh mut
19 15 4 29.1 _bin/cxx-opt+bumproot/osh mut
23 15 7 29.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
31 19 12 25.2 osh-native mut+alloc
31 23 8 25.6 osh-native mut+alloc+free
36 28 8 18.0 osh-native mut+alloc+free+gc
37 22 15 18.1 osh-native mut+alloc+free+gc+exit
43 31 12 32.9 _bin/cxx-opt+nopool/osh mut+alloc
50 41 8 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 19 7 24.8 osh-native-souffle mut+alloc
29 14 14 25.3 osh-native-souffle mut+alloc+free
33 29 4 17.4 osh-native-souffle mut+alloc+free+gc
34 23 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
22 22 0 1.6 dash -
82 81 0 3.3 bash -
379 231 169 3.5 zsh -
48 36 12 85.1 bumpleak/osh mut
59 51 8 85.7 _bin/cxx-opt+bumproot/osh mut
71 63 8 85.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 65 31 73.5 osh-native mut+alloc
104 84 20 75.2 osh-native mut+alloc+free
162 130 32 49.7 osh-native mut+alloc+free+gc
175 151 24 50.5 osh-native mut+alloc+free+gc+exit
137 98 39 99.1 _bin/cxx-opt+nopool/osh mut+alloc
233 186 47 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 52 36 73.1 osh-native-souffle mut+alloc
95 54 41 74.8 osh-native-souffle mut+alloc+free
142 125 16 50.9 osh-native-souffle mut+alloc+free+gc
146 110 36 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 0 8 3.3 zsh -
6 3 3 11.0 bumpleak/osh mut
7 0 7 11.8 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 10.0 osh-native mut+alloc
8 4 4 10.1 osh-native mut+alloc+free
9 5 5 8.5 osh-native mut+alloc+free+gc
9 6 3 8.4 osh-native mut+alloc+free+gc+exit
12 11 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 4 4 8.0 osh-native-souffle mut+alloc+free+gc
9 5 5 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
11 10 0 1.3 dash -
29 29 0 3.0 bash -
23 15 8 3.4 zsh -
18 9 9 30.9 bumpleak/osh mut
26 25 0 32.0 _bin/cxx-opt+bumproot/osh mut
29 29 0 31.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.2 osh-native mut+alloc
38 33 4 26.6 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
29 25 4 8.0 osh-native mut+alloc+free+gc+exit
54 37 16 35.8 _bin/cxx-opt+nopool/osh mut+alloc
43 43 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 27 4 26.1 osh-native-souffle mut+alloc
33 20 12 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.5 osh-native-souffle mut+alloc+free+gc
22 22 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
75 63 12 3.1 bash -
167 107 60 55.1 bumpleak/osh mut
181 128 52 56.6 _bin/cxx-opt+bumproot/osh mut
194 103 91 55.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 143 68 47.4 osh-native mut+alloc
217 113 105 49.1 osh-native mut+alloc+free
184 124 60 8.8 osh-native mut+alloc+free+gc
184 148 36 8.5 osh-native mut+alloc+free+gc+exit
234 131 103 63.2 _bin/cxx-opt+nopool/osh mut+alloc
210 154 57 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 112 92 47.0 osh-native-souffle mut+alloc
211 123 87 48.6 osh-native-souffle mut+alloc+free
176 128 48 8.1 osh-native-souffle mut+alloc+free+gc
177 112 64 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 7 3 3.5 dash -
19 14 6 4.5 bash -
18 10 8 3.4 zsh -
18 13 6 13.0 bumpleak/osh mut
22 9 12 13.1 _bin/cxx-opt+bumproot/osh mut
21 6 15 13.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 13 9 11.1 osh-native mut+alloc
22 10 13 11.1 osh-native mut+alloc+free
22 14 9 8.8 osh-native mut+alloc+free+gc
23 19 4 8.9 osh-native mut+alloc+free+gc+exit
25 23 2 12.8 _bin/cxx-opt+nopool/osh mut+alloc
26 15 11 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 8 10.7 osh-native-souffle mut+alloc
21 14 7 10.7 osh-native-souffle mut+alloc+free
22 15 7 8.5 osh-native-souffle mut+alloc+free+gc
22 14 8 8.7 osh-native-souffle mut+alloc+free+gc+exit