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 37 4 10 12.0 18.0 476,711 1,282 6 408,792 5 204,396 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,711 1,282 6 408,662 5 204,331 osh-native-souffle
parse.configure-coreutils 146 22 60 44.6 50.0 1,653,299 4,764 12 1,030,676 6 769,422 osh-native
parse.configure-coreutils 139 23 61 46.1 51.2 1,653,298 4,764 12 1,069,028 6 798,595 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,902 180 2 75,134 1 37,567 osh-native
parse.abuild 8 1 1 2.6 8.1 101,902 180 2 75,004 1 37,502 osh-native-souffle
ex.compute-fib 28 0 1 2.4 8.0 584,167 22,608 12 50,000 0 2,844 osh-native
ex.compute-fib 23 0 1 2.4 7.6 584,167 22,608 12 50,000 0 2,782 osh-native-souffle
ex.bashcomp-parse-help 177 0 3 10.3 8.8 995,244 12,911 21 50,000 0 3,834 osh-native
ex.bashcomp-parse-help 169 0 3 10.3 8.3 995,243 12,911 21 50,000 0 3,774 osh-native-souffle
ex.abuild-print-help 21 1 2 2.8 8.9 116,311 270 3 85,370 1 42,685 osh-native
ex.abuild-print-help 20 1 2 2.8 8.3 116,311 270 3 85,246 1 42,623 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 22 1 3.1 bash -
100 51 55 3.5 zsh -
16 12 4 28.6 bumpleak/osh mut
19 15 4 29.7 _bin/cxx-opt+bumproot/osh mut
22 19 3 29.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 19 11 25.0 osh-native mut+alloc
31 18 13 25.7 osh-native mut+alloc+free
37 31 6 18.0 osh-native mut+alloc+free+gc
36 30 6 18.1 osh-native mut+alloc+free+gc+exit
42 26 16 32.4 _bin/cxx-opt+nopool/osh mut+alloc
46 37 9 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 14 13 24.8 osh-native-souffle mut+alloc
28 16 12 25.3 osh-native-souffle mut+alloc+free
32 24 8 17.6 osh-native-souffle mut+alloc+free+gc
34 26 8 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 20 1 1.6 dash -
78 77 1 3.1 bash -
366 189 197 3.5 zsh -
49 39 10 85.8 bumpleak/osh mut
59 54 5 84.3 _bin/cxx-opt+bumproot/osh mut
70 59 11 85.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 59 38 73.4 osh-native mut+alloc
105 73 32 75.3 osh-native mut+alloc+free
146 125 21 50.0 osh-native mut+alloc+free+gc
158 134 24 50.6 osh-native mut+alloc+free+gc+exit
135 89 46 98.6 _bin/cxx-opt+nopool/osh mut+alloc
203 168 35 66.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 60 28 73.2 osh-native-souffle mut+alloc
93 56 37 74.9 osh-native-souffle mut+alloc+free
139 114 25 51.2 osh-native-souffle mut+alloc+free+gc
142 118 24 51.9 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 1 1 1.4 dash -
5 4 1 3.0 bash -
7 4 3 3.3 zsh -
6 3 3 11.7 bumpleak/osh mut
7 4 3 12.6 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 6 2 10.1 osh-native mut+alloc
9 8 1 10.1 osh-native mut+alloc+free
9 6 3 8.5 osh-native mut+alloc+free+gc
9 6 3 8.7 osh-native mut+alloc+free+gc+exit
12 11 1 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 10 2 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 6 2 9.4 osh-native-souffle mut+alloc
8 5 3 9.7 osh-native-souffle mut+alloc+free
8 5 3 8.1 osh-native-souffle mut+alloc+free+gc
8 6 3 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 9 1 1.4 dash -
28 27 1 3.0 bash -
23 17 7 3.3 zsh -
19 15 4 32.2 bumpleak/osh mut
25 21 4 33.3 _bin/cxx-opt+bumproot/osh mut
28 22 6 33.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 27 9 26.3 osh-native mut+alloc
40 30 9 26.5 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 26 2 7.9 osh-native mut+alloc+free+gc+exit
52 36 16 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 35 2 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 16 14 26.0 osh-native-souffle mut+alloc
33 23 10 26.2 osh-native-souffle mut+alloc+free
23 22 1 7.6 osh-native-souffle mut+alloc+free+gc
22 19 3 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
72 70 2 3.0 bash -
163 121 42 55.2 bumpleak/osh mut
174 118 56 54.5 _bin/cxx-opt+bumproot/osh mut
187 123 64 55.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
206 135 71 47.0 osh-native mut+alloc
211 144 68 48.7 osh-native mut+alloc+free
177 133 44 8.8 osh-native mut+alloc+free+gc
177 127 50 8.7 osh-native mut+alloc+free+gc+exit
226 154 72 62.8 _bin/cxx-opt+nopool/osh mut+alloc
203 152 51 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
200 130 70 46.6 osh-native-souffle mut+alloc
203 127 76 48.2 osh-native-souffle mut+alloc+free
169 118 51 8.3 osh-native-souffle mut+alloc+free+gc
169 124 45 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
9 6 3 3.5 dash -
19 10 9 4.5 bash -
17 8 10 3.4 zsh -
19 8 11 12.2 bumpleak/osh mut
19 9 10 12.4 _bin/cxx-opt+bumproot/osh mut
21 10 11 13.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 9 12 10.9 osh-native mut+alloc
22 11 11 11.1 osh-native mut+alloc+free
21 9 13 8.9 osh-native mut+alloc+free+gc
22 16 7 8.9 osh-native mut+alloc+free+gc+exit
24 12 12 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 14 11 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 9 11 10.5 osh-native-souffle mut+alloc
21 8 13 10.5 osh-native-souffle mut+alloc+free
20 10 11 8.3 osh-native-souffle mut+alloc+free+gc
21 12 10 8.3 osh-native-souffle mut+alloc+free+gc+exit