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 35 3 9 12.1 18.0 476,737 1,282 6 409,280 5 204,640 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,737 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 153 21 68 41.1 45.9 1,653,325 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 146 22 67 44.6 49.7 1,653,324 4,764 12 1,030,664 6 769,416 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,928 180 2 75,252 1 37,626 osh-native
parse.abuild 8 1 1 2.6 8.1 101,928 180 2 75,122 1 37,561 osh-native-souffle
ex.compute-fib 28 0 1 2.4 7.9 584,193 22,608 12 50,000 0 2,903 osh-native
ex.compute-fib 22 0 1 2.4 7.6 584,193 22,608 12 50,000 0 2,841 osh-native-souffle
ex.bashcomp-parse-help 181 0 3 10.3 8.7 995,274 12,911 21 50,000 0 3,891 osh-native
ex.bashcomp-parse-help 173 0 3 10.3 8.5 995,273 12,911 21 50,000 0 3,831 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.2 116,343 270 3 85,488 1 42,744 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,343 270 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 6 0 1.4 dash -
24 23 0 2.9 bash -
104 52 59 3.4 zsh -
16 16 0 29.9 bumpleak/osh mut
19 15 4 29.6 _bin/cxx-opt+bumproot/osh mut
22 15 7 30.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 19 11 25.2 osh-native mut+alloc
31 8 23 25.6 osh-native mut+alloc+free
35 31 4 18.0 osh-native mut+alloc+free+gc
35 31 4 18.2 osh-native mut+alloc+free+gc+exit
44 35 8 32.2 _bin/cxx-opt+nopool/osh mut+alloc
47 47 0 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 22 4 24.8 osh-native-souffle mut+alloc
28 24 4 25.3 osh-native-souffle mut+alloc+free
32 28 4 17.6 osh-native-souffle mut+alloc+free+gc
33 22 11 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 18 4 1.6 dash -
77 77 0 3.3 bash -
375 202 194 3.5 zsh -
47 40 8 85.4 bumpleak/osh mut
59 55 4 84.6 _bin/cxx-opt+bumproot/osh mut
72 56 16 86.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 72 24 73.6 osh-native mut+alloc
106 82 24 75.4 osh-native mut+alloc+free
153 133 20 45.9 osh-native mut+alloc+free+gc
158 146 12 46.1 osh-native mut+alloc+free+gc+exit
137 106 31 97.8 _bin/cxx-opt+nopool/osh mut+alloc
216 193 24 61.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 47 39 73.2 osh-native-souffle mut+alloc
96 59 36 74.9 osh-native-souffle mut+alloc+free
146 125 20 49.7 osh-native-souffle mut+alloc+free+gc
142 118 24 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 0 6 2.9 bash -
8 4 4 3.4 zsh -
6 6 0 10.5 bumpleak/osh mut
6 3 3 10.8 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.0 osh-native mut+alloc
8 8 0 10.2 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 6 3 8.7 osh-native mut+alloc+free+gc+exit
12 11 0 11.7 _bin/cxx-opt+nopool/osh mut+alloc
11 7 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.8 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
8 8 0 8.1 osh-native-souffle mut+alloc+free+gc
8 4 4 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 10 0 1.4 dash -
29 28 0 3.0 bash -
24 23 0 3.3 zsh -
18 14 5 31.3 bumpleak/osh mut
25 25 0 32.0 _bin/cxx-opt+bumproot/osh mut
28 27 0 31.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.5 osh-native mut+alloc
37 33 4 26.7 osh-native mut+alloc+free
28 27 0 7.9 osh-native mut+alloc+free+gc
27 23 4 8.1 osh-native mut+alloc+free+gc+exit
53 38 15 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 36 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 17 12 26.0 osh-native-souffle mut+alloc
31 18 13 26.3 osh-native-souffle mut+alloc+free
22 21 0 7.6 osh-native-souffle mut+alloc+free+gc
21 14 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
74 69 4 3.1 bash -
167 119 48 54.9 bumpleak/osh mut
181 110 71 55.6 _bin/cxx-opt+bumproot/osh mut
194 113 81 56.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
209 116 92 47.1 osh-native mut+alloc
217 136 80 48.8 osh-native mut+alloc+free
181 129 52 8.7 osh-native mut+alloc+free+gc
181 120 60 8.7 osh-native mut+alloc+free+gc+exit
231 171 60 63.0 _bin/cxx-opt+nopool/osh mut+alloc
206 142 63 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 124 80 46.7 osh-native-souffle mut+alloc
209 140 68 48.3 osh-native-souffle mut+alloc+free
173 125 48 8.5 osh-native-souffle mut+alloc+free+gc
175 127 48 8.1 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 3.4 dash -
20 12 8 4.5 bash -
18 10 8 3.5 zsh -
18 7 11 11.2 bumpleak/osh mut
20 14 6 12.9 _bin/cxx-opt+bumproot/osh mut
22 18 5 13.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 7 11.3 osh-native mut+alloc
22 10 13 11.1 osh-native mut+alloc+free
22 12 11 9.2 osh-native mut+alloc+free+gc
22 14 9 9.2 osh-native mut+alloc+free+gc+exit
24 15 10 12.7 _bin/cxx-opt+nopool/osh mut+alloc
24 19 6 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 5 15 10.5 osh-native-souffle mut+alloc
21 6 15 10.5 osh-native-souffle mut+alloc+free
21 19 3 8.7 osh-native-souffle mut+alloc+free+gc
21 12 10 8.7 osh-native-souffle mut+alloc+free+gc+exit