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 38 4 11 12.1 18.1 476,735 1,282 6 409,280 5 204,640 osh-native
parse.configure-cpython 33 4 10 12.0 17.7 476,735 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 185 28 96 41.1 45.8 1,653,323 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 158 27 80 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 29 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 186 0 4 10.3 8.7 995,272 12,911 21 50,000 0 3,891 osh-native
ex.bashcomp-parse-help 176 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 9.0 116,341 270 3 85,488 1 42,744 osh-native
ex.abuild-print-help 21 1 2 2.8 8.5 116,341 270 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
7 6 0 1.4 dash -
23 15 8 3.0 bash -
107 51 63 3.4 zsh -
15 12 4 28.7 bumpleak/osh mut
20 19 0 29.0 _bin/cxx-opt+bumproot/osh mut
23 23 0 29.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 11 19 25.2 osh-native mut+alloc
32 20 12 25.6 osh-native mut+alloc+free
38 33 4 18.1 osh-native mut+alloc+free+gc
39 27 12 18.1 osh-native mut+alloc+free+gc+exit
45 28 16 32.3 _bin/cxx-opt+nopool/osh mut+alloc
52 44 8 22.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 11 15 24.8 osh-native-souffle mut+alloc
29 16 12 25.2 osh-native-souffle mut+alloc+free
33 29 4 17.7 osh-native-souffle mut+alloc+free+gc
35 31 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 18 4 1.4 dash -
79 79 0 3.3 bash -
386 215 192 3.5 zsh -
49 45 4 85.0 bumpleak/osh mut
61 44 16 85.3 _bin/cxx-opt+bumproot/osh mut
72 44 28 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 65 33 73.4 osh-native mut+alloc
107 63 43 75.4 osh-native mut+alloc+free
185 168 16 45.8 osh-native mut+alloc+free+gc
189 172 16 46.0 osh-native mut+alloc+free+gc+exit
139 83 56 99.1 _bin/cxx-opt+nopool/osh mut+alloc
273 229 44 62.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 46 41 73.0 osh-native-souffle mut+alloc
94 59 35 75.1 osh-native-souffle mut+alloc+free
158 125 32 49.7 osh-native-souffle mut+alloc+free+gc
162 134 28 50.5 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 3 3 3.0 bash -
8 8 0 3.3 zsh -
7 7 0 11.8 bumpleak/osh mut
7 0 7 11.1 _bin/cxx-opt+bumproot/osh mut
7 4 4 10.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 5 5 10.0 osh-native mut+alloc
9 5 5 10.1 osh-native mut+alloc+free
9 5 5 8.5 osh-native mut+alloc+free+gc
10 10 0 8.7 osh-native mut+alloc+free+gc+exit
12 0 12 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.7 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
8 8 0 8.1 osh-native-souffle mut+alloc+free+gc
9 9 0 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
10 7 3 1.4 dash -
29 25 4 2.9 bash -
24 24 0 3.3 zsh -
19 11 8 32.6 bumpleak/osh mut
26 19 8 32.2 _bin/cxx-opt+bumproot/osh mut
28 28 0 32.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 16 20 26.2 osh-native mut+alloc
39 31 8 26.7 osh-native mut+alloc+free
29 25 4 7.9 osh-native mut+alloc+free+gc
29 25 4 7.9 osh-native mut+alloc+free+gc+exit
55 34 21 36.0 _bin/cxx-opt+nopool/osh mut+alloc
38 34 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 26 4 26.0 osh-native-souffle mut+alloc
33 20 12 26.3 osh-native-souffle mut+alloc+free
22 15 7 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
75 71 4 3.1 bash -
168 124 44 53.8 bumpleak/osh mut
190 127 60 54.8 _bin/cxx-opt+bumproot/osh mut
195 107 87 57.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 130 83 47.2 osh-native mut+alloc
219 138 81 48.7 osh-native mut+alloc+free
186 138 47 8.7 osh-native mut+alloc+free+gc
182 121 61 8.9 osh-native mut+alloc+free+gc+exit
233 149 85 64.1 _bin/cxx-opt+nopool/osh mut+alloc
213 149 64 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
207 155 52 46.6 osh-native-souffle mut+alloc
214 150 65 48.3 osh-native-souffle mut+alloc+free
176 124 52 8.1 osh-native-souffle mut+alloc+free+gc
176 108 68 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 5 6 3.5 dash -
20 10 11 4.5 bash -
18 11 8 3.4 zsh -
18 11 8 13.2 bumpleak/osh mut
21 13 9 12.7 _bin/cxx-opt+bumproot/osh mut
20 17 4 12.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 16 6 11.0 osh-native mut+alloc
23 16 7 11.1 osh-native mut+alloc+free
23 20 3 9.0 osh-native mut+alloc+free+gc
23 14 9 9.3 osh-native mut+alloc+free+gc+exit
25 14 11 12.6 _bin/cxx-opt+nopool/osh mut+alloc
26 23 4 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 15 6 10.6 osh-native-souffle mut+alloc
21 20 2 10.9 osh-native-souffle mut+alloc+free
21 12 10 8.5 osh-native-souffle mut+alloc+free+gc
23 23 0 8.7 osh-native-souffle mut+alloc+free+gc+exit