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 4 10 12.1 18.0 476,735 1,282 6 409,280 5 204,640 osh-native
parse.configure-cpython 34 4 11 12.0 17.6 476,735 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 161 22 76 41.1 45.8 1,653,323 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 143 26 66 44.6 49.7 1,653,322 4,764 12 1,030,664 6 769,416 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,926 180 2 75,252 1 37,626 osh-native
parse.abuild 8 1 1 2.6 8.1 101,926 180 2 75,122 1 37,561 osh-native-souffle
ex.compute-fib 28 0 2 2.4 7.9 584,191 22,608 12 50,000 0 2,903 osh-native
ex.compute-fib 22 0 2 2.4 7.6 584,191 22,608 12 50,000 0 2,841 osh-native-souffle
ex.bashcomp-parse-help 182 0 4 10.3 8.9 995,272 12,911 21 50,000 0 3,891 osh-native
ex.bashcomp-parse-help 174 0 4 10.3 8.1 995,271 12,911 21 50,000 0 3,831 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.2 116,341 270 3 85,488 1 42,744 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,341 270 3 85,364 1 42,682 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 1.6 dash -
23 19 4 3.1 bash -
105 55 56 3.4 zsh -
16 12 4 28.6 bumpleak/osh mut
20 16 4 30.4 _bin/cxx-opt+bumproot/osh mut
22 22 0 29.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 4 26 25.2 osh-native mut+alloc
31 16 16 25.6 osh-native mut+alloc+free
36 32 4 18.0 osh-native mut+alloc+free+gc
37 33 4 18.1 osh-native mut+alloc+free+gc+exit
44 27 16 33.3 _bin/cxx-opt+nopool/osh mut+alloc
48 36 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 23 4 24.8 osh-native-souffle mut+alloc
29 4 25 25.3 osh-native-souffle mut+alloc+free
34 34 0 17.6 osh-native-souffle mut+alloc+free+gc
35 30 4 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
22 22 0 1.4 dash -
78 74 4 3.3 bash -
382 246 158 3.4 zsh -
48 48 0 84.5 bumpleak/osh mut
60 60 0 86.4 _bin/cxx-opt+bumproot/osh mut
73 57 16 85.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 72 24 73.5 osh-native mut+alloc
105 77 28 75.3 osh-native mut+alloc+free
161 133 27 45.8 osh-native mut+alloc+free+gc
171 151 20 46.2 osh-native mut+alloc+free+gc+exit
141 104 36 98.8 _bin/cxx-opt+nopool/osh mut+alloc
234 197 36 62.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 60 28 73.0 osh-native-souffle mut+alloc
96 68 28 75.0 osh-native-souffle mut+alloc+free
143 127 16 49.7 osh-native-souffle mut+alloc+free+gc
146 102 43 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 2 0 1.4 dash -
6 6 0 3.0 bash -
8 4 4 3.3 zsh -
7 0 7 11.6 bumpleak/osh mut
7 7 0 11.9 _bin/cxx-opt+bumproot/osh mut
8 4 4 11.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 0 9 10.2 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
9 0 9 8.5 osh-native mut+alloc+free+gc
9 3 6 8.7 osh-native mut+alloc+free+gc+exit
12 8 4 11.6 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.8 osh-native-souffle mut+alloc
8 8 0 9.6 osh-native-souffle mut+alloc+free
8 4 4 8.1 osh-native-souffle mut+alloc+free+gc
9 5 5 8.3 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 28 0 3.0 bash -
23 8 16 3.3 zsh -
19 11 7 32.3 bumpleak/osh mut
26 22 4 31.8 _bin/cxx-opt+bumproot/osh mut
29 18 11 31.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
38 38 0 26.3 osh-native mut+alloc
38 26 11 26.7 osh-native mut+alloc+free
28 28 0 7.9 osh-native mut+alloc+free+gc
28 24 4 7.7 osh-native mut+alloc+free+gc+exit
56 36 20 36.1 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 22 7 25.8 osh-native-souffle mut+alloc
31 12 19 26.3 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
22 15 7 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 -
167 107 60 54.4 bumpleak/osh mut
179 140 40 55.5 _bin/cxx-opt+bumproot/osh mut
196 128 68 55.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
228 152 76 46.9 osh-native mut+alloc
217 150 67 48.7 osh-native mut+alloc+free
182 119 63 8.9 osh-native mut+alloc+free+gc
182 129 52 8.8 osh-native mut+alloc+free+gc+exit
235 151 84 62.5 _bin/cxx-opt+nopool/osh mut+alloc
216 168 48 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 111 91 46.7 osh-native-souffle mut+alloc
212 152 60 48.4 osh-native-souffle mut+alloc+free
174 137 36 8.1 osh-native-souffle mut+alloc+free+gc
176 112 64 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 9 2 3.4 dash -
20 13 7 4.5 bash -
18 17 1 3.5 zsh -
18 15 3 11.6 bumpleak/osh mut
21 9 13 12.9 _bin/cxx-opt+bumproot/osh mut
20 7 13 12.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 12 10 10.9 osh-native mut+alloc
22 14 9 11.0 osh-native mut+alloc+free
23 20 3 9.2 osh-native mut+alloc+free+gc
23 11 12 9.0 osh-native mut+alloc+free+gc+exit
25 11 14 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 15 11 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 16 4 10.6 osh-native-souffle mut+alloc
23 6 17 10.7 osh-native-souffle mut+alloc+free
21 11 10 8.7 osh-native-souffle mut+alloc+free+gc
22 19 3 8.7 osh-native-souffle mut+alloc+free+gc+exit