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 18.0 476,735 1,282 6 409,280 5 204,640 osh-native
parse.configure-cpython 36 5 12 12.0 17.7 476,735 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 173 25 87 41.1 45.8 1,653,323 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 159 28 80 44.6 49.5 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 9 1 1 2.6 8.3 101,926 180 2 75,122 1 37,561 osh-native-souffle
ex.compute-fib 29 0 2 2.4 8.0 584,191 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 183 0 4 10.3 8.8 995,272 12,911 21 50,000 0 3,891 osh-native
ex.bashcomp-parse-help 177 0 4 10.3 8.4 995,271 12,911 21 50,000 0 3,831 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 8.9 116,341 270 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
7 6 0 1.6 dash -
23 23 0 2.9 bash -
105 47 65 3.4 zsh -
16 12 4 29.2 bumpleak/osh mut
20 16 4 29.3 _bin/cxx-opt+bumproot/osh mut
23 15 7 29.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
31 23 8 25.2 osh-native mut+alloc
32 16 16 25.6 osh-native mut+alloc+free
38 26 11 18.0 osh-native mut+alloc+free+gc
37 26 11 18.0 osh-native mut+alloc+free+gc+exit
43 32 12 33.2 _bin/cxx-opt+nopool/osh mut+alloc
52 36 16 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 19 8 24.8 osh-native-souffle mut+alloc
30 17 13 25.3 osh-native-souffle mut+alloc+free
36 20 16 17.7 osh-native-souffle mut+alloc+free+gc
35 23 11 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 21 0 1.6 dash -
77 74 4 3.3 bash -
382 186 216 3.5 zsh -
49 41 8 84.7 bumpleak/osh mut
59 43 16 85.6 _bin/cxx-opt+bumproot/osh mut
69 61 8 86.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 61 36 73.6 osh-native mut+alloc
105 57 49 75.3 osh-native mut+alloc+free
173 156 16 45.8 osh-native mut+alloc+free+gc
184 168 16 46.0 osh-native mut+alloc+free+gc+exit
139 69 69 99.0 _bin/cxx-opt+nopool/osh mut+alloc
260 239 20 61.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 60 28 73.0 osh-native-souffle mut+alloc
97 68 28 75.0 osh-native-souffle mut+alloc+free
159 135 24 49.5 osh-native-souffle mut+alloc+free+gc
158 138 20 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 3 3 3.0 bash -
8 4 4 3.1 zsh -
6 6 0 11.3 bumpleak/osh mut
6 3 3 12.2 _bin/cxx-opt+bumproot/osh mut
7 7 0 10.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.1 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
12 4 8 11.6 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 4 4 8.3 osh-native-souffle mut+alloc+free+gc
8 8 0 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
10 10 0 1.4 dash -
28 28 0 3.0 bash -
24 12 12 3.3 zsh -
19 11 7 32.3 bumpleak/osh mut
26 17 9 31.7 _bin/cxx-opt+bumproot/osh mut
29 14 14 33.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 25 12 26.2 osh-native mut+alloc
38 38 0 26.6 osh-native mut+alloc+free
29 18 11 8.0 osh-native mut+alloc+free+gc
29 25 4 7.9 osh-native mut+alloc+free+gc+exit
55 27 27 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 29 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 23 8 26.0 osh-native-souffle mut+alloc
32 21 11 26.2 osh-native-souffle mut+alloc+free
22 18 4 7.6 osh-native-souffle mut+alloc+free+gc
22 22 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 61 12 3.1 bash -
168 108 60 55.6 bumpleak/osh mut
184 126 57 56.3 _bin/cxx-opt+bumproot/osh mut
195 131 64 56.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 146 67 47.2 osh-native mut+alloc
221 120 100 48.7 osh-native mut+alloc+free
183 126 57 8.8 osh-native mut+alloc+free+gc
184 116 68 8.7 osh-native mut+alloc+free+gc+exit
232 160 72 63.6 _bin/cxx-opt+nopool/osh mut+alloc
210 161 48 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
207 119 87 46.6 osh-native-souffle mut+alloc
213 124 88 48.3 osh-native-souffle mut+alloc+free
177 122 55 8.4 osh-native-souffle mut+alloc+free+gc
177 84 92 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 3.4 dash -
20 18 2 4.3 bash -
18 10 8 3.4 zsh -
20 16 4 12.4 bumpleak/osh mut
20 11 9 12.2 _bin/cxx-opt+bumproot/osh mut
22 14 9 13.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 21 0 11.0 osh-native mut+alloc
23 16 7 11.1 osh-native mut+alloc+free
22 12 11 8.9 osh-native mut+alloc+free+gc
23 17 7 9.2 osh-native mut+alloc+free+gc+exit
25 22 4 12.7 _bin/cxx-opt+nopool/osh mut+alloc
26 17 9 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 15 6 10.6 osh-native-souffle mut+alloc
21 14 8 10.4 osh-native-souffle mut+alloc+free
21 20 2 8.7 osh-native-souffle mut+alloc+free+gc
22 11 12 8.7 osh-native-souffle mut+alloc+free+gc+exit