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 36 3 9 12.1 17.8 476,744 1,282 6 409,298 5 204,649 osh-native
parse.configure-cpython 33 4 10 12.0 17.7 476,744 1,282 6 408,798 5 204,399 osh-native-souffle
parse.configure-coreutils 166 24 79 41.1 45.9 1,653,332 4,764 12 1,591,980 7 795,990 osh-native
parse.configure-coreutils 148 27 71 44.6 49.6 1,653,331 4,764 12 1,030,682 6 769,425 osh-native-souffle
parse.abuild 9 1 1 2.6 8.4 101,935 180 2 75,270 1 37,635 osh-native
parse.abuild 9 1 1 2.6 8.1 101,935 180 2 75,140 1 37,570 osh-native-souffle
ex.compute-fib 28 0 2 2.1 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 2 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 183 0 4 10.3 8.7 995,281 15,258 21 50,000 0 3,895 osh-native
ex.bashcomp-parse-help 175 0 4 10.3 8.4 995,280 15,258 21 50,000 0 3,840 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,311 277 3 85,506 1 42,753 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,311 277 3 85,382 1 42,691 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 23 0 2.8 bash -
105 59 53 3.5 zsh -
17 13 4 29.3 bumpleak/osh mut
21 8 13 28.5 _bin/cxx-opt+bumproot/osh mut
23 15 7 29.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 18 11 25.2 osh-native mut+alloc
31 20 12 25.6 osh-native mut+alloc+free
36 27 8 17.8 osh-native mut+alloc+free+gc
37 36 0 18.1 osh-native mut+alloc+free+gc+exit
44 32 12 32.3 _bin/cxx-opt+nopool/osh mut+alloc
53 49 4 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 23 4 24.8 osh-native-souffle mut+alloc
29 20 8 25.2 osh-native-souffle mut+alloc+free
33 33 0 17.7 osh-native-souffle mut+alloc+free+gc
34 33 0 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
21 21 0 1.6 dash -
78 77 0 3.3 bash -
382 229 175 3.5 zsh -
49 45 4 84.5 bumpleak/osh mut
59 48 12 85.9 _bin/cxx-opt+bumproot/osh mut
71 63 8 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 77 20 73.6 osh-native mut+alloc
105 70 35 75.4 osh-native mut+alloc+free
166 146 20 45.9 osh-native mut+alloc+free+gc
173 141 31 46.1 osh-native mut+alloc+free+gc+exit
138 89 49 99.0 _bin/cxx-opt+nopool/osh mut+alloc
236 196 40 62.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 60 28 73.2 osh-native-souffle mut+alloc
95 67 28 75.0 osh-native-souffle mut+alloc+free
148 119 28 49.6 osh-native-souffle mut+alloc+free+gc
166 153 12 50.2 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 0 2 1.4 dash -
6 6 0 2.9 bash -
7 7 0 3.3 zsh -
7 6 0 11.3 bumpleak/osh mut
7 3 3 11.3 _bin/cxx-opt+bumproot/osh mut
8 0 8 12.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.1 osh-native mut+alloc
9 4 4 10.1 osh-native mut+alloc+free
9 9 0 8.4 osh-native mut+alloc+free+gc
9 6 3 8.7 osh-native mut+alloc+free+gc+exit
12 0 12 11.6 _bin/cxx-opt+nopool/osh mut+alloc
13 6 6 9.5 _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 4 4 8.1 osh-native-souffle mut+alloc+free+gc
9 4 4 8.4 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 11 0 1.4 dash -
28 24 4 3.0 bash -
23 15 8 3.4 zsh -
19 11 7 31.9 bumpleak/osh mut
25 25 0 31.6 _bin/cxx-opt+bumproot/osh mut
27 15 12 32.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 20 16 25.8 osh-native mut+alloc
37 29 8 26.2 osh-native mut+alloc+free
28 20 8 8.0 osh-native mut+alloc+free+gc
28 28 0 7.9 osh-native mut+alloc+free+gc+exit
52 32 20 35.6 _bin/cxx-opt+nopool/osh mut+alloc
36 36 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 21 8 25.4 osh-native-souffle mut+alloc
31 19 11 25.8 osh-native-souffle mut+alloc+free
22 18 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
73 73 0 3.1 bash -
168 104 64 55.5 bumpleak/osh mut
182 134 47 54.8 _bin/cxx-opt+bumproot/osh mut
193 134 59 56.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 143 67 47.0 osh-native mut+alloc
216 154 61 48.9 osh-native mut+alloc+free
183 115 68 8.7 osh-native mut+alloc+free+gc
182 134 47 8.8 osh-native mut+alloc+free+gc+exit
234 133 101 63.1 _bin/cxx-opt+nopool/osh mut+alloc
211 154 57 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 108 96 46.6 osh-native-souffle mut+alloc
212 144 68 48.3 osh-native-souffle mut+alloc+free
175 127 48 8.4 osh-native-souffle mut+alloc+free+gc
175 131 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
9 8 1 3.5 dash -
20 13 7 4.5 bash -
17 16 2 3.5 zsh -
18 6 12 11.2 bumpleak/osh mut
21 21 0 12.8 _bin/cxx-opt+bumproot/osh mut
20 15 6 13.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 14 8 11.0 osh-native mut+alloc
22 21 2 11.1 osh-native mut+alloc+free
22 17 6 9.0 osh-native mut+alloc+free+gc
23 18 5 9.0 osh-native mut+alloc+free+gc+exit
25 14 11 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 16 9 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 18 3 10.6 osh-native-souffle mut+alloc
21 19 3 10.6 osh-native-souffle mut+alloc+free
21 15 7 8.7 osh-native-souffle mut+alloc+free+gc
22 20 3 8.7 osh-native-souffle mut+alloc+free+gc+exit