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 34 3 9 12.1 18.0 476,742 1,282 6 409,294 5 204,647 osh-native
parse.configure-cpython 33 4 10 12.0 17.4 476,742 1,282 6 408,794 5 204,397 osh-native-souffle
parse.configure-coreutils 147 19 64 41.1 45.9 1,653,330 4,764 12 1,591,976 7 795,988 osh-native
parse.configure-coreutils 137 22 60 44.6 49.7 1,653,329 4,764 12 1,030,678 6 769,423 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,933 180 2 75,266 1 37,633 osh-native
parse.abuild 8 1 1 2.6 8.1 101,933 180 2 75,136 1 37,568 osh-native-souffle
ex.compute-fib 27 0 1 2.1 8.0 579,597 22,608 12 50,000 0 2,910 osh-native
ex.compute-fib 21 0 2 2.1 7.5 579,597 22,608 12 50,000 0 2,848 osh-native-souffle
ex.bashcomp-parse-help 185 0 3 10.3 8.8 995,279 15,258 21 50,000 0 3,893 osh-native
ex.bashcomp-parse-help 178 0 4 10.3 8.3 995,278 15,258 21 50,000 0 3,838 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,309 277 3 85,502 1 42,751 osh-native
ex.abuild-print-help 21 1 2 2.8 8.5 116,309 277 3 85,378 1 42,689 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 -
23 23 0 3.0 bash -
102 59 50 3.4 zsh -
16 12 4 28.9 bumpleak/osh mut
20 19 0 28.8 _bin/cxx-opt+bumproot/osh mut
22 11 11 30.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 16 12 25.3 osh-native mut+alloc
31 22 9 25.6 osh-native mut+alloc+free
34 26 9 18.0 osh-native mut+alloc+free+gc
35 23 12 18.2 osh-native mut+alloc+free+gc+exit
44 36 8 32.3 _bin/cxx-opt+nopool/osh mut+alloc
48 36 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 26 0 25.0 osh-native-souffle mut+alloc
28 20 8 25.3 osh-native-souffle mut+alloc+free
33 33 0 17.4 osh-native-souffle mut+alloc+free+gc
33 25 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
22 21 0 1.6 dash -
78 74 4 3.0 bash -
378 206 192 3.5 zsh -
48 44 4 85.4 bumpleak/osh mut
59 54 4 84.5 _bin/cxx-opt+bumproot/osh mut
70 66 4 86.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
95 59 36 73.4 osh-native mut+alloc
104 68 36 75.4 osh-native mut+alloc+free
147 131 16 45.9 osh-native mut+alloc+free+gc
151 120 32 46.1 osh-native mut+alloc+free+gc+exit
138 105 32 98.1 _bin/cxx-opt+nopool/osh mut+alloc
216 196 20 61.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 59 28 73.2 osh-native-souffle mut+alloc
95 55 40 75.0 osh-native-souffle mut+alloc+free
137 112 24 49.7 osh-native-souffle mut+alloc+free+gc
140 112 28 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 2.9 bash -
8 0 7 3.3 zsh -
6 6 0 11.4 bumpleak/osh mut
7 7 0 11.5 _bin/cxx-opt+bumproot/osh mut
7 4 4 12.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.1 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
11 4 8 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 7 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.6 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
8 8 0 8.1 osh-native-souffle mut+alloc+free+gc
8 3 5 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 7 3 1.4 dash -
28 24 4 2.9 bash -
24 20 4 3.3 zsh -
19 19 0 31.5 bumpleak/osh mut
25 21 4 31.3 _bin/cxx-opt+bumproot/osh mut
28 23 4 31.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 32 4 26.1 osh-native mut+alloc
36 22 14 26.3 osh-native mut+alloc+free
27 23 4 8.0 osh-native mut+alloc+free+gc
27 27 0 7.9 osh-native mut+alloc+free+gc+exit
54 41 12 36.1 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 25 4 25.7 osh-native-souffle mut+alloc
30 17 13 25.8 osh-native-souffle mut+alloc+free
21 17 4 7.5 osh-native-souffle mut+alloc+free+gc
21 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
72 72 0 3.0 bash -
167 103 64 55.9 bumpleak/osh mut
183 103 79 55.7 _bin/cxx-opt+bumproot/osh mut
194 125 69 55.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 138 73 47.0 osh-native mut+alloc
219 127 91 48.8 osh-native mut+alloc+free
185 132 52 8.8 osh-native mut+alloc+free+gc
181 112 68 8.8 osh-native mut+alloc+free+gc+exit
230 157 73 64.0 _bin/cxx-opt+nopool/osh mut+alloc
209 148 60 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 127 76 46.6 osh-native-souffle mut+alloc
211 131 79 48.3 osh-native-souffle mut+alloc+free
178 130 47 8.3 osh-native-souffle mut+alloc+free+gc
174 125 49 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 8 2 3.4 dash -
19 13 7 4.3 bash -
18 14 5 3.5 zsh -
18 10 8 11.6 bumpleak/osh mut
19 13 6 12.5 _bin/cxx-opt+bumproot/osh mut
20 14 7 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 17 4 11.0 osh-native mut+alloc
22 13 9 11.3 osh-native mut+alloc+free
22 17 5 9.0 osh-native mut+alloc+free+gc
22 14 9 9.0 osh-native mut+alloc+free+gc+exit
25 5 20 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 19 6 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 19 1 10.6 osh-native-souffle mut+alloc
21 7 15 10.7 osh-native-souffle mut+alloc+free
21 16 6 8.5 osh-native-souffle mut+alloc+free+gc
21 14 8 8.7 osh-native-souffle mut+alloc+free+gc+exit