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 39 6 12 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 155 25 69 44.5 49.6 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 147 26 69 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 8.7 101,935 180 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 7.5 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 183 0 4 10.3 8.5 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 174 0 4 10.3 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 23 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 1.4 dash -
23 23 0 3.0 bash -
106 55 57 3.4 zsh -
16 12 4 29.8 bumpleak/osh mut
20 16 4 28.4 _bin/cxx-opt+bumproot/osh mut
22 22 0 29.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 18 11 25.3 osh-native mut+alloc
32 20 12 25.6 osh-native mut+alloc+free
39 27 11 18.1 osh-native mut+alloc+free+gc
36 16 20 18.1 osh-native mut+alloc+free+gc+exit
43 13 30 33.3 _bin/cxx-opt+nopool/osh mut+alloc
50 34 15 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 23 4 24.8 osh-native-souffle mut+alloc
29 25 4 25.3 osh-native-souffle mut+alloc+free
34 25 8 17.4 osh-native-souffle mut+alloc+free+gc
34 26 7 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 -
77 73 4 3.3 bash -
378 207 194 3.7 zsh -
50 42 8 85.8 bumpleak/osh mut
59 43 16 86.5 _bin/cxx-opt+bumproot/osh mut
71 55 16 85.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 58 39 73.5 osh-native mut+alloc
105 77 28 75.2 osh-native mut+alloc+free
155 139 16 49.6 osh-native mut+alloc+free+gc
162 126 35 50.3 osh-native mut+alloc+free+gc+exit
139 83 55 99.2 _bin/cxx-opt+nopool/osh mut+alloc
223 183 40 68.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 52 36 73.1 osh-native-souffle mut+alloc
96 64 32 75.0 osh-native-souffle mut+alloc+free
147 127 20 51.0 osh-native-souffle mut+alloc+free+gc
153 133 20 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 1.3 dash -
6 3 3 2.9 bash -
8 8 0 3.3 zsh -
6 6 0 10.5 bumpleak/osh mut
7 3 3 10.9 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.0 osh-native mut+alloc
9 4 4 10.1 osh-native mut+alloc+free
9 9 0 8.7 osh-native mut+alloc+free+gc
9 3 6 8.5 osh-native mut+alloc+free+gc+exit
12 6 6 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.4 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 0 9 7.9 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 10 0 1.4 dash -
29 28 0 2.9 bash -
24 4 20 3.1 zsh -
18 7 11 31.0 bumpleak/osh mut
25 25 0 31.5 _bin/cxx-opt+bumproot/osh mut
29 24 4 33.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 36 0 26.3 osh-native mut+alloc
38 30 8 26.3 osh-native mut+alloc+free
28 20 8 8.0 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
55 34 21 35.7 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 22 9 26.0 osh-native-souffle mut+alloc
32 28 4 26.0 osh-native-souffle mut+alloc+free
21 21 0 7.5 osh-native-souffle mut+alloc+free+gc
22 17 4 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
74 65 8 3.1 bash -
170 117 53 55.3 bumpleak/osh mut
184 132 52 55.0 _bin/cxx-opt+bumproot/osh mut
196 148 48 57.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
215 166 49 47.4 osh-native mut+alloc
220 144 76 49.1 osh-native mut+alloc+free
183 119 63 8.5 osh-native mut+alloc+free+gc
183 143 40 8.9 osh-native mut+alloc+free+gc+exit
236 164 72 63.0 _bin/cxx-opt+nopool/osh mut+alloc
215 164 52 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
207 126 81 47.0 osh-native-souffle mut+alloc
214 149 64 48.6 osh-native-souffle mut+alloc+free
174 121 52 8.3 osh-native-souffle mut+alloc+free+gc
176 140 36 8.4 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 -
20 19 2 4.5 bash -
18 7 12 3.5 zsh -
19 12 8 12.4 bumpleak/osh mut
21 20 1 12.8 _bin/cxx-opt+bumproot/osh mut
22 14 8 13.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 19 3 11.0 osh-native mut+alloc
23 13 10 11.3 osh-native mut+alloc+free
23 15 9 9.0 osh-native mut+alloc+free+gc
23 15 8 9.0 osh-native mut+alloc+free+gc+exit
25 18 7 12.8 _bin/cxx-opt+nopool/osh mut+alloc
26 19 7 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 10 10.6 osh-native-souffle mut+alloc
22 15 7 10.7 osh-native-souffle mut+alloc+free
22 11 11 8.7 osh-native-souffle mut+alloc+free+gc
22 13 9 8.7 osh-native-souffle mut+alloc+free+gc+exit