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 32 3 9 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 148 24 62 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 137 23 60 45.9 50.9 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 10 1 1 2.6 8.4 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 9 1 2 2.4 7.9 101,935 180 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 22 0 1 2.1 7.3 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 180 0 3 10.3 8.4 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 175 0 3 10.3 8.4 995,280 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 8.7 116,311 277 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 3.0 bash -
105 70 41 3.5 zsh -
16 12 4 28.7 bumpleak/osh mut
19 19 0 29.2 _bin/cxx-opt+bumproot/osh mut
24 24 0 30.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 11 18 25.2 osh-native mut+alloc
31 23 8 25.6 osh-native mut+alloc+free
35 31 4 18.0 osh-native mut+alloc+free+gc
37 36 0 17.8 osh-native mut+alloc+free+gc+exit
44 20 24 33.1 _bin/cxx-opt+nopool/osh mut+alloc
48 43 4 22.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 4 22 24.8 osh-native-souffle mut+alloc
28 24 4 25.3 osh-native-souffle mut+alloc+free
32 28 4 17.4 osh-native-souffle mut+alloc+free+gc
33 25 8 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 18 4 1.6 dash -
77 76 0 3.1 bash -
378 250 147 3.5 zsh -
49 41 8 85.8 bumpleak/osh mut
60 56 4 86.4 _bin/cxx-opt+bumproot/osh mut
70 67 4 85.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 56 40 73.4 osh-native mut+alloc
105 68 36 75.3 osh-native mut+alloc+free
148 116 32 49.7 osh-native mut+alloc+free+gc
155 119 36 50.3 osh-native mut+alloc+free+gc+exit
138 93 45 97.8 _bin/cxx-opt+nopool/osh mut+alloc
212 180 32 67.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 48 40 73.1 osh-native-souffle mut+alloc
96 75 20 75.0 osh-native-souffle mut+alloc+free
137 117 20 50.9 osh-native-souffle mut+alloc+free+gc
144 124 20 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 0 7 3.4 zsh -
6 6 0 10.6 bumpleak/osh mut
7 3 3 12.7 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 8 0 10.0 osh-native mut+alloc
9 4 4 10.0 osh-native mut+alloc+free
10 10 0 8.4 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
12 12 0 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.6 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 9 0 7.9 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 3.0 bash -
24 16 8 3.3 zsh -
18 15 4 31.3 bumpleak/osh mut
26 26 0 33.1 _bin/cxx-opt+bumproot/osh mut
28 20 8 32.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 20 16 26.3 osh-native mut+alloc
37 37 0 26.5 osh-native mut+alloc+free
27 24 4 8.0 osh-native mut+alloc+free+gc
28 20 8 8.0 osh-native mut+alloc+free+gc+exit
53 20 33 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 25 4 25.8 osh-native-souffle mut+alloc
31 23 8 26.1 osh-native-souffle mut+alloc+free
22 15 7 7.3 osh-native-souffle mut+alloc+free+gc
22 18 4 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 69 4 3.0 bash -
168 132 36 55.7 bumpleak/osh mut
181 104 76 55.3 _bin/cxx-opt+bumproot/osh mut
195 119 76 57.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 135 75 47.4 osh-native mut+alloc
218 153 65 49.1 osh-native mut+alloc+free
180 124 56 8.4 osh-native mut+alloc+free+gc
182 134 49 8.8 osh-native mut+alloc+free+gc+exit
232 140 92 64.0 _bin/cxx-opt+nopool/osh mut+alloc
209 161 47 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 96 108 46.9 osh-native-souffle mut+alloc
210 149 60 48.6 osh-native-souffle mut+alloc+free
175 139 36 8.4 osh-native-souffle mut+alloc+free+gc
174 127 48 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 4 6 3.4 dash -
19 13 7 4.5 bash -
18 11 8 3.4 zsh -
19 6 14 12.1 bumpleak/osh mut
20 11 10 12.7 _bin/cxx-opt+bumproot/osh mut
20 12 8 12.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 20 1 10.9 osh-native mut+alloc
22 11 12 11.1 osh-native mut+alloc+free
22 14 9 9.0 osh-native mut+alloc+free+gc
22 16 7 9.0 osh-native mut+alloc+free+gc+exit
25 23 2 12.5 _bin/cxx-opt+nopool/osh mut+alloc
25 13 12 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 6 14 10.5 osh-native-souffle mut+alloc
21 14 7 10.6 osh-native-souffle mut+alloc+free
21 16 6 8.7 osh-native-souffle mut+alloc+free+gc
21 13 9 8.7 osh-native-souffle mut+alloc+free+gc+exit