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 152 20 67 41.1 45.9 1,653,325 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 135 23 58 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 2 2.4 8.0 584,193 22,608 12 50,000 0 2,903 osh-native
ex.compute-fib 22 0 2 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 8.8 995,274 12,911 21 50,000 0 3,891 osh-native
ex.bashcomp-parse-help 174 0 3 10.3 8.4 995,273 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 8.4 116,343 270 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
7 6 0 1.4 dash -
23 23 0 3.0 bash -
105 52 60 3.4 zsh -
17 17 0 28.1 bumpleak/osh mut
19 15 4 29.5 _bin/cxx-opt+bumproot/osh mut
23 23 0 28.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 25 4 25.2 osh-native mut+alloc
31 18 13 25.6 osh-native mut+alloc+free
35 27 8 18.0 osh-native mut+alloc+free+gc
36 32 4 18.1 osh-native mut+alloc+free+gc+exit
43 35 8 32.7 _bin/cxx-opt+nopool/osh mut+alloc
49 44 4 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 19 8 24.8 osh-native-souffle mut+alloc
29 8 20 25.3 osh-native-souffle mut+alloc+free
32 16 16 17.6 osh-native-souffle mut+alloc+free+gc
33 28 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 1.6 dash -
78 78 0 3.1 bash -
380 220 180 3.4 zsh -
48 32 16 86.0 bumpleak/osh mut
61 49 12 85.4 _bin/cxx-opt+bumproot/osh mut
71 70 0 86.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 57 41 73.4 osh-native mut+alloc
107 75 32 75.1 osh-native mut+alloc+free
152 132 20 45.9 osh-native mut+alloc+free+gc
163 131 32 46.0 osh-native mut+alloc+free+gc+exit
139 80 60 99.4 _bin/cxx-opt+nopool/osh mut+alloc
226 202 24 61.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 64 24 72.9 osh-native-souffle mut+alloc
97 80 16 75.0 osh-native-souffle mut+alloc+free
135 110 24 49.7 osh-native-souffle mut+alloc+free+gc
142 122 20 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 1.3 dash -
6 6 0 2.9 bash -
8 4 4 3.3 zsh -
6 6 0 11.5 bumpleak/osh mut
6 6 0 10.7 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.1 osh-native mut+alloc
8 0 8 10.1 osh-native mut+alloc+free
9 3 6 8.5 osh-native mut+alloc+free+gc
9 9 0 8.8 osh-native mut+alloc+free+gc+exit
11 11 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 5 5 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
8 4 4 8.1 osh-native-souffle mut+alloc+free+gc
8 8 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 10 0 1.4 dash -
28 24 4 3.0 bash -
23 15 8 3.3 zsh -
19 11 7 31.8 bumpleak/osh mut
26 22 4 32.2 _bin/cxx-opt+bumproot/osh mut
28 24 4 33.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 20 16 26.3 osh-native mut+alloc
39 27 12 26.9 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 24 4 7.9 osh-native mut+alloc+free+gc+exit
53 45 8 36.0 _bin/cxx-opt+nopool/osh mut+alloc
38 33 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 15 15 26.0 osh-native-souffle mut+alloc
32 16 16 26.3 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
22 22 0 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 -
166 101 65 54.7 bumpleak/osh mut
181 108 72 55.7 _bin/cxx-opt+bumproot/osh mut
195 135 60 56.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 151 60 47.0 osh-native mut+alloc
217 121 96 48.7 osh-native mut+alloc+free
182 121 60 8.8 osh-native mut+alloc+free+gc
182 122 59 8.8 osh-native mut+alloc+free+gc+exit
232 124 108 63.9 _bin/cxx-opt+nopool/osh mut+alloc
208 152 56 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 108 96 46.6 osh-native-souffle mut+alloc
211 139 71 48.3 osh-native-souffle mut+alloc+free
174 122 51 8.4 osh-native-souffle mut+alloc+free+gc
175 123 52 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 4 6 3.5 dash -
20 14 6 4.5 bash -
18 12 6 3.4 zsh -
19 18 1 12.6 bumpleak/osh mut
20 14 7 13.0 _bin/cxx-opt+bumproot/osh mut
20 18 2 13.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 19 2 11.0 osh-native mut+alloc
22 17 5 11.3 osh-native mut+alloc+free
22 15 7 9.0 osh-native mut+alloc+free+gc
22 22 1 9.0 osh-native mut+alloc+free+gc+exit
25 17 8 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 10 15 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 7 10.5 osh-native-souffle mut+alloc
21 12 10 10.7 osh-native-souffle mut+alloc+free
21 10 12 8.4 osh-native-souffle mut+alloc+free+gc
21 10 12 8.8 osh-native-souffle mut+alloc+free+gc+exit