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 12.1 18.0 476,735 1,282 6 409,276 5 204,638 osh-native
parse.configure-cpython 34 4 10 12.0 17.6 476,735 1,282 6 408,776 5 204,388 osh-native-souffle
parse.configure-coreutils 151 20 67 41.1 45.9 1,653,323 4,764 12 1,591,958 7 795,979 osh-native
parse.configure-coreutils 138 23 63 44.6 49.7 1,653,322 4,764 12 1,030,660 6 769,414 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,926 180 2 75,248 1 37,624 osh-native
parse.abuild 11 1 2 2.6 8.1 101,926 180 2 75,118 1 37,559 osh-native-souffle
ex.compute-fib 28 0 1 2.4 8.0 584,191 22,608 12 50,000 0 2,901 osh-native
ex.compute-fib 22 0 2 2.4 7.6 584,191 22,608 12 50,000 0 2,839 osh-native-souffle
ex.bashcomp-parse-help 182 0 3 10.3 8.8 995,272 12,911 21 50,000 0 3,889 osh-native
ex.bashcomp-parse-help 176 0 4 10.3 8.4 995,271 12,911 21 50,000 0 3,829 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,341 270 3 85,484 1 42,742 osh-native
ex.abuild-print-help 21 1 2 2.8 8.5 116,341 270 3 85,360 1 42,680 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 -
105 65 46 3.3 zsh -
16 12 4 28.1 bumpleak/osh mut
19 19 0 29.8 _bin/cxx-opt+bumproot/osh mut
22 22 0 29.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 17 12 25.2 osh-native mut+alloc
31 23 8 25.7 osh-native mut+alloc+free
35 26 9 18.0 osh-native mut+alloc+free+gc
36 35 0 18.1 osh-native mut+alloc+free+gc+exit
43 27 16 32.7 _bin/cxx-opt+nopool/osh mut+alloc
48 39 8 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 19 8 24.8 osh-native-souffle mut+alloc
28 20 8 25.3 osh-native-souffle mut+alloc+free
34 29 4 17.6 osh-native-souffle mut+alloc+free+gc
34 29 4 17.8 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 -
78 78 0 3.1 bash -
373 228 163 3.4 zsh -
49 45 4 84.6 bumpleak/osh mut
67 59 8 85.7 _bin/cxx-opt+bumproot/osh mut
71 63 8 85.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
95 51 44 73.4 osh-native mut+alloc
105 70 35 75.3 osh-native mut+alloc+free
151 114 37 45.9 osh-native mut+alloc+free+gc
157 137 20 46.1 osh-native mut+alloc+free+gc+exit
137 117 20 98.7 _bin/cxx-opt+nopool/osh mut+alloc
214 169 44 61.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 47 39 73.2 osh-native-souffle mut+alloc
94 43 51 74.9 osh-native-souffle mut+alloc+free
138 122 16 49.7 osh-native-souffle mut+alloc+free+gc
144 120 24 50.3 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 3.3 zsh -
6 6 0 12.0 bumpleak/osh mut
6 3 3 12.7 _bin/cxx-opt+bumproot/osh mut
7 3 3 11.3 _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 9 0 8.5 osh-native mut+alloc+free+gc
9 4 4 8.7 osh-native mut+alloc+free+gc+exit
11 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 0 11 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
8 4 4 9.6 osh-native-souffle mut+alloc+free
11 11 0 8.1 osh-native-souffle mut+alloc+free+gc
8 4 4 8.1 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 7 3 1.6 dash -
29 29 0 3.0 bash -
24 12 12 3.3 zsh -
19 19 0 32.2 bumpleak/osh mut
25 18 7 32.3 _bin/cxx-opt+bumproot/osh mut
28 28 0 33.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.2 osh-native mut+alloc
37 37 0 26.6 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 23 4 8.0 osh-native mut+alloc+free+gc+exit
54 37 16 36.0 _bin/cxx-opt+nopool/osh mut+alloc
36 32 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 13 17 26.0 osh-native-souffle mut+alloc
31 27 4 26.3 osh-native-souffle mut+alloc+free
22 17 4 7.6 osh-native-souffle mut+alloc+free+gc
21 21 0 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 70 4 3.3 bash -
168 112 56 55.1 bumpleak/osh mut
180 116 64 55.6 _bin/cxx-opt+bumproot/osh mut
194 149 44 55.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 119 91 47.0 osh-native mut+alloc
219 163 56 48.7 osh-native mut+alloc+free
182 129 53 8.8 osh-native mut+alloc+free+gc
181 125 56 8.8 osh-native mut+alloc+free+gc+exit
233 140 92 64.1 _bin/cxx-opt+nopool/osh mut+alloc
209 150 59 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 144 60 46.6 osh-native-souffle mut+alloc
211 131 80 48.3 osh-native-souffle mut+alloc+free
176 112 64 8.4 osh-native-souffle mut+alloc+free+gc
176 132 44 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 8 2 3.5 dash -
20 16 4 4.3 bash -
18 10 8 3.5 zsh -
19 10 10 12.2 bumpleak/osh mut
21 12 10 12.7 _bin/cxx-opt+bumproot/osh mut
21 14 7 13.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 16 6 11.0 osh-native mut+alloc
22 13 10 11.1 osh-native mut+alloc+free
22 16 6 9.0 osh-native mut+alloc+free+gc
23 18 5 9.2 osh-native mut+alloc+free+gc+exit
24 15 10 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 20 6 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 15 6 10.7 osh-native-souffle mut+alloc
21 15 7 10.6 osh-native-souffle mut+alloc+free
21 9 12 8.5 osh-native-souffle mut+alloc+free+gc
21 15 7 8.5 osh-native-souffle mut+alloc+free+gc+exit