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 34 3 9 12.0 18.1 476,744 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 143 22 57 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 136 23 59 45.9 51.1 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 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 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 188 0 3 10.3 8.5 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 176 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 19 4 3.0 bash -
105 52 59 3.4 zsh -
16 12 4 29.0 bumpleak/osh mut
19 15 4 28.5 _bin/cxx-opt+bumproot/osh mut
22 18 4 28.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 29 0 25.2 osh-native mut+alloc
30 17 13 25.6 osh-native mut+alloc+free
34 34 0 18.1 osh-native mut+alloc+free+gc
35 27 8 18.0 osh-native mut+alloc+free+gc+exit
44 36 8 32.0 _bin/cxx-opt+nopool/osh mut+alloc
48 40 8 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 22 4 24.9 osh-native-souffle mut+alloc
28 16 12 25.0 osh-native-souffle mut+alloc+free
32 32 0 17.6 osh-native-souffle mut+alloc+free+gc
33 18 15 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 -
78 78 0 3.1 bash -
374 195 199 3.5 zsh -
50 38 12 84.8 bumpleak/osh mut
60 44 16 86.1 _bin/cxx-opt+bumproot/osh mut
69 42 27 85.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 76 20 73.4 osh-native mut+alloc
104 83 21 75.1 osh-native mut+alloc+free
143 119 24 49.8 osh-native mut+alloc+free+gc
148 120 28 50.5 osh-native mut+alloc+free+gc+exit
136 108 28 99.5 _bin/cxx-opt+nopool/osh mut+alloc
201 173 28 66.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 47 39 73.1 osh-native-souffle mut+alloc
96 44 52 75.0 osh-native-souffle mut+alloc+free
136 112 24 51.1 osh-native-souffle mut+alloc+free+gc
142 130 12 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 4 4 3.1 zsh -
6 6 0 10.4 bumpleak/osh mut
7 7 0 11.2 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.1 osh-native mut+alloc
8 8 0 10.1 osh-native mut+alloc+free
9 0 9 8.5 osh-native mut+alloc+free+gc
9 9 0 8.8 osh-native mut+alloc+free+gc+exit
12 12 0 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 6 6 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 4 4 9.7 osh-native-souffle mut+alloc
8 0 8 9.8 osh-native-souffle mut+alloc+free
9 4 4 7.9 osh-native-souffle mut+alloc+free+gc
9 3 6 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 1.4 dash -
28 21 7 2.9 bash -
24 20 4 3.3 zsh -
19 19 0 30.5 bumpleak/osh mut
26 15 11 32.8 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
35 27 8 25.8 osh-native mut+alloc
37 24 12 26.1 osh-native mut+alloc+free
27 23 4 8.0 osh-native mut+alloc+free+gc
27 27 0 8.0 osh-native mut+alloc+free+gc+exit
54 50 4 35.7 _bin/cxx-opt+nopool/osh mut+alloc
37 36 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 17 13 25.6 osh-native-souffle mut+alloc
31 22 9 25.7 osh-native-souffle mut+alloc+free
22 22 0 7.6 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 65 8 3.1 bash -
166 115 52 55.4 bumpleak/osh mut
182 133 48 55.3 _bin/cxx-opt+bumproot/osh mut
200 132 68 56.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 139 71 47.1 osh-native mut+alloc
219 151 68 48.6 osh-native mut+alloc+free
188 132 56 8.5 osh-native mut+alloc+free+gc
182 138 45 8.7 osh-native mut+alloc+free+gc+exit
237 164 72 62.8 _bin/cxx-opt+nopool/osh mut+alloc
211 150 61 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 131 72 46.7 osh-native-souffle mut+alloc
209 146 63 48.3 osh-native-souffle mut+alloc+free
176 128 48 8.4 osh-native-souffle mut+alloc+free+gc
175 103 72 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 8 2 3.5 dash -
19 10 9 4.3 bash -
18 17 1 3.4 zsh -
19 12 8 12.9 bumpleak/osh mut
19 11 8 12.0 _bin/cxx-opt+bumproot/osh mut
21 11 11 13.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 5 16 11.0 osh-native mut+alloc
22 18 4 11.1 osh-native mut+alloc+free
22 11 11 9.0 osh-native mut+alloc+free+gc
22 14 9 9.0 osh-native mut+alloc+free+gc+exit
25 14 11 12.5 _bin/cxx-opt+nopool/osh mut+alloc
25 17 8 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 7 10.6 osh-native-souffle mut+alloc
21 11 10 10.9 osh-native-souffle mut+alloc+free
21 15 6 8.7 osh-native-souffle mut+alloc+free+gc
21 13 9 8.8 osh-native-souffle mut+alloc+free+gc+exit