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 4 10 12.1 18.0 476,737 1,282 6 409,280 5 204,640 osh-native
parse.configure-cpython 33 4 10 12.0 17.4 476,737 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 163 24 76 41.1 45.9 1,653,325 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 136 23 60 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 8.0 584,193 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 182 0 3 10.3 8.7 995,274 12,911 21 50,000 0 3,891 osh-native
ex.bashcomp-parse-help 175 0 3 10.3 8.3 995,273 12,911 21 50,000 0 3,831 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,343 270 3 85,488 1 42,744 osh-native
ex.abuild-print-help 21 1 2 2.8 8.5 116,343 270 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 1.6 dash -
23 23 0 3.1 bash -
104 57 54 3.3 zsh -
16 12 4 28.0 bumpleak/osh mut
20 16 4 28.7 _bin/cxx-opt+bumproot/osh mut
25 25 0 28.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 29 0 25.0 osh-native mut+alloc
31 23 8 25.7 osh-native mut+alloc+free
35 27 8 18.0 osh-native mut+alloc+free+gc
37 22 15 18.2 osh-native mut+alloc+free+gc+exit
43 30 13 32.0 _bin/cxx-opt+nopool/osh mut+alloc
48 44 4 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 13 13 24.8 osh-native-souffle mut+alloc
28 24 4 25.2 osh-native-souffle mut+alloc+free
33 29 4 17.4 osh-native-souffle mut+alloc+free+gc
33 24 8 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 1.4 dash -
79 79 0 3.3 bash -
375 216 181 3.5 zsh -
50 45 4 85.1 bumpleak/osh mut
60 52 8 85.0 _bin/cxx-opt+bumproot/osh mut
69 54 15 86.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 60 36 73.6 osh-native mut+alloc
107 67 40 75.4 osh-native mut+alloc+free
163 143 20 45.9 osh-native mut+alloc+free+gc
179 142 36 46.1 osh-native mut+alloc+free+gc+exit
138 79 59 98.5 _bin/cxx-opt+nopool/osh mut+alloc
230 206 24 60.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 52 36 73.2 osh-native-souffle mut+alloc
96 56 40 74.9 osh-native-souffle mut+alloc+free
136 128 8 49.7 osh-native-souffle mut+alloc+free+gc
137 117 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 1.3 dash -
6 3 3 2.9 bash -
8 8 0 3.1 zsh -
6 0 6 11.2 bumpleak/osh mut
7 3 3 12.1 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.2 osh-native mut+alloc
8 4 4 10.1 osh-native mut+alloc+free
9 4 4 8.5 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 6 6 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
8 4 4 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 25 4 2.9 bash -
24 20 4 3.1 zsh -
18 14 5 31.1 bumpleak/osh mut
26 21 4 32.6 _bin/cxx-opt+bumproot/osh mut
27 27 0 32.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 16 20 26.2 osh-native mut+alloc
38 38 0 26.9 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
28 27 0 8.0 osh-native mut+alloc+free+gc+exit
53 34 19 36.0 _bin/cxx-opt+nopool/osh mut+alloc
38 38 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 21 8 26.0 osh-native-souffle mut+alloc
31 15 15 26.3 osh-native-souffle mut+alloc+free
22 18 4 7.6 osh-native-souffle mut+alloc+free+gc
21 17 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
73 65 8 3.1 bash -
170 118 51 55.6 bumpleak/osh mut
180 112 68 55.3 _bin/cxx-opt+bumproot/osh mut
193 129 64 57.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 120 92 47.0 osh-native mut+alloc
221 164 56 48.7 osh-native mut+alloc+free
182 127 55 8.7 osh-native mut+alloc+free+gc
184 104 80 8.7 osh-native mut+alloc+free+gc+exit
234 151 83 64.7 _bin/cxx-opt+nopool/osh mut+alloc
216 161 55 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 171 32 46.7 osh-native-souffle mut+alloc
212 136 76 48.3 osh-native-souffle mut+alloc+free
175 110 65 8.3 osh-native-souffle mut+alloc+free+gc
176 135 40 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
10 9 1 3.5 dash -
20 12 8 4.5 bash -
18 13 5 3.4 zsh -
18 13 5 13.0 bumpleak/osh mut
21 16 5 13.5 _bin/cxx-opt+bumproot/osh mut
20 11 9 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
20 18 3 11.0 osh-native mut+alloc
22 17 7 11.1 osh-native mut+alloc+free
22 10 13 9.0 osh-native mut+alloc+free+gc
22 15 8 9.0 osh-native mut+alloc+free+gc+exit
26 12 15 12.7 _bin/cxx-opt+nopool/osh mut+alloc
24 23 2 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 15 5 10.6 osh-native-souffle mut+alloc
21 17 5 10.6 osh-native-souffle mut+alloc+free
21 20 2 8.5 osh-native-souffle mut+alloc+free+gc
21 15 6 8.5 osh-native-souffle mut+alloc+free+gc+exit