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 17.7 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 140 20 55 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 134 22 57 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 1 2.1 7.7 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 181 0 3 10.3 8.8 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 173 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 20 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 3 3 1.4 dash -
23 19 4 3.1 bash -
105 57 54 3.3 zsh -
16 12 4 28.3 bumpleak/osh mut
19 15 4 28.4 _bin/cxx-opt+bumproot/osh mut
22 18 4 28.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 25 4 25.2 osh-native mut+alloc
31 27 4 25.7 osh-native mut+alloc+free
35 27 8 17.7 osh-native mut+alloc+free+gc
35 27 8 18.0 osh-native mut+alloc+free+gc+exit
43 19 23 33.6 _bin/cxx-opt+nopool/osh mut+alloc
46 38 8 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 22 4 24.8 osh-native-souffle mut+alloc
28 28 0 25.4 osh-native-souffle mut+alloc+free
32 27 4 17.6 osh-native-souffle mut+alloc+free+gc
33 20 12 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 21 0 1.4 dash -
79 75 4 3.1 bash -
376 220 177 3.5 zsh -
48 44 4 84.2 bumpleak/osh mut
60 44 16 84.8 _bin/cxx-opt+bumproot/osh mut
69 60 8 85.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 68 28 73.4 osh-native mut+alloc
103 70 33 75.4 osh-native mut+alloc+free
140 116 24 49.7 osh-native mut+alloc+free+gc
145 104 40 50.5 osh-native mut+alloc+free+gc+exit
138 67 71 99.1 _bin/cxx-opt+nopool/osh mut+alloc
198 166 32 67.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 61 25 73.0 osh-native-souffle mut+alloc
92 52 40 75.0 osh-native-souffle mut+alloc+free
134 109 24 51.0 osh-native-souffle mut+alloc+free+gc
139 107 32 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 1.3 dash -
6 6 0 3.0 bash -
8 8 0 3.4 zsh -
6 6 0 10.9 bumpleak/osh mut
6 6 0 12.3 _bin/cxx-opt+bumproot/osh mut
7 0 7 11.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.1 osh-native mut+alloc
8 8 0 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 6 3 8.5 osh-native mut+alloc+free+gc+exit
11 6 6 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 4 7 9.6 _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 9 0 8.0 osh-native-souffle mut+alloc+free+gc
9 4 4 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 1.4 dash -
28 24 4 3.0 bash -
24 20 4 3.4 zsh -
18 13 4 32.2 bumpleak/osh mut
25 25 0 31.5 _bin/cxx-opt+bumproot/osh mut
27 23 4 31.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 31 4 26.3 osh-native mut+alloc
37 22 15 26.5 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
27 27 0 8.0 osh-native mut+alloc+free+gc+exit
53 29 25 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 17 13 26.0 osh-native-souffle mut+alloc
31 22 9 26.2 osh-native-souffle mut+alloc+free
21 21 0 7.7 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 -
170 118 51 55.3 bumpleak/osh mut
185 117 68 56.3 _bin/cxx-opt+bumproot/osh mut
192 112 80 55.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 171 40 47.4 osh-native mut+alloc
218 141 77 49.0 osh-native mut+alloc+free
181 109 72 8.8 osh-native mut+alloc+free+gc
179 123 56 8.7 osh-native mut+alloc+free+gc+exit
232 128 104 62.8 _bin/cxx-opt+nopool/osh mut+alloc
207 159 48 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 120 84 46.9 osh-native-souffle mut+alloc
209 124 84 48.4 osh-native-souffle mut+alloc+free
173 129 44 8.3 osh-native-souffle mut+alloc+free+gc
174 89 85 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
9 9 1 3.4 dash -
19 8 12 4.3 bash -
17 17 1 3.5 zsh -
17 15 2 13.0 bumpleak/osh mut
19 13 7 12.4 _bin/cxx-opt+bumproot/osh mut
21 19 3 13.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 19 3 11.0 osh-native mut+alloc
22 11 11 11.3 osh-native mut+alloc+free
22 20 2 9.2 osh-native mut+alloc+free+gc
22 15 8 9.0 osh-native mut+alloc+free+gc+exit
23 10 13 12.8 _bin/cxx-opt+nopool/osh mut+alloc
24 19 6 9.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 7 10.7 osh-native-souffle mut+alloc
21 12 9 10.7 osh-native-souffle mut+alloc+free
20 12 9 8.7 osh-native-souffle mut+alloc+free+gc
21 11 11 8.8 osh-native-souffle mut+alloc+free+gc+exit