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 4 10 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 167 26 79 44.5 49.6 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 142 24 63 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 8.4 101,935 180 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 28 0 1 2.1 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 21 0 1 2.1 7.6 579,599 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 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 9.2 116,311 277 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
6 6 0 1.4 dash -
23 19 4 3.1 bash -
104 56 55 3.4 zsh -
17 10 7 28.2 bumpleak/osh mut
19 11 8 29.6 _bin/cxx-opt+bumproot/osh mut
22 22 0 30.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 25 4 25.3 osh-native mut+alloc
31 17 13 25.6 osh-native mut+alloc+free
35 23 12 18.0 osh-native mut+alloc+free+gc
36 28 8 18.1 osh-native mut+alloc+free+gc+exit
43 35 8 32.8 _bin/cxx-opt+nopool/osh mut+alloc
48 40 8 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 9 18 24.9 osh-native-souffle mut+alloc
29 29 0 25.2 osh-native-souffle mut+alloc+free
33 33 0 17.4 osh-native-souffle mut+alloc+free+gc
34 22 11 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
22 17 4 1.4 dash -
78 73 4 3.3 bash -
380 179 222 3.7 zsh -
50 42 8 86.0 bumpleak/osh mut
60 48 12 86.3 _bin/cxx-opt+bumproot/osh mut
71 50 21 86.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 70 27 73.4 osh-native mut+alloc
107 59 47 75.4 osh-native mut+alloc+free
167 147 20 49.6 osh-native mut+alloc+free+gc
154 138 16 50.6 osh-native mut+alloc+free+gc+exit
141 88 52 97.8 _bin/cxx-opt+nopool/osh mut+alloc
236 212 24 67.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 60 28 73.1 osh-native-souffle mut+alloc
98 69 28 75.0 osh-native-souffle mut+alloc+free
142 118 24 51.0 osh-native-souffle mut+alloc+free+gc
145 118 27 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 7 3.3 zsh -
6 6 0 10.6 bumpleak/osh mut
7 3 3 11.6 _bin/cxx-opt+bumproot/osh mut
7 3 3 12.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 9.8 osh-native mut+alloc
9 4 4 10.0 osh-native mut+alloc+free
9 4 4 8.4 osh-native mut+alloc+free+gc
9 9 0 8.3 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 0 7 9.4 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 9 0 7.9 osh-native-souffle mut+alloc+free+gc
9 6 3 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 20 4 3.1 zsh -
18 14 4 30.8 bumpleak/osh mut
26 17 8 32.4 _bin/cxx-opt+bumproot/osh mut
28 23 4 32.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 32 4 26.3 osh-native mut+alloc
37 21 17 26.6 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
28 24 4 7.9 osh-native mut+alloc+free+gc+exit
54 37 16 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 19 11 26.0 osh-native-souffle mut+alloc
31 27 4 26.0 osh-native-souffle mut+alloc+free
21 17 4 7.6 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
72 68 4 3.1 bash -
168 104 64 54.7 bumpleak/osh mut
182 109 73 54.9 _bin/cxx-opt+bumproot/osh mut
196 136 60 56.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 135 76 47.3 osh-native mut+alloc
218 121 97 49.0 osh-native mut+alloc+free
182 133 48 8.7 osh-native mut+alloc+free+gc
182 135 48 8.9 osh-native mut+alloc+free+gc+exit
230 155 75 64.0 _bin/cxx-opt+nopool/osh mut+alloc
208 140 68 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 146 59 46.7 osh-native-souffle mut+alloc
212 148 64 48.4 osh-native-souffle mut+alloc+free
176 108 68 8.1 osh-native-souffle mut+alloc+free+gc
175 123 52 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 9 1 3.4 dash -
20 12 8 4.3 bash -
18 10 8 3.4 zsh -
19 12 8 12.5 bumpleak/osh mut
20 15 6 13.1 _bin/cxx-opt+bumproot/osh mut
20 10 10 12.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 16 6 11.0 osh-native mut+alloc
23 16 8 11.3 osh-native mut+alloc+free
22 14 9 9.2 osh-native mut+alloc+free+gc
23 13 10 9.2 osh-native mut+alloc+free+gc+exit
25 23 2 12.6 _bin/cxx-opt+nopool/osh mut+alloc
25 10 15 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 15 5 10.6 osh-native-souffle mut+alloc
21 18 4 10.7 osh-native-souffle mut+alloc+free
21 15 6 8.5 osh-native-souffle mut+alloc+free+gc
22 13 9 8.7 osh-native-souffle mut+alloc+free+gc+exit