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 36 4 10 12.1 18.0 476,742 1,282 6 409,294 5 204,647 osh-native
parse.configure-cpython 33 4 10 12.0 17.7 476,742 1,282 6 408,794 5 204,397 osh-native-souffle
parse.configure-coreutils 153 20 69 41.1 45.8 1,653,330 4,764 12 1,591,976 7 795,988 osh-native
parse.configure-coreutils 136 22 61 44.6 49.8 1,653,329 4,764 12 1,030,678 6 769,423 osh-native-souffle
parse.abuild 8 1 1 2.6 8.4 101,933 180 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 28 0 2 2.4 8.0 584,198 22,608 12 50,000 0 2,910 osh-native
ex.compute-fib 22 0 2 2.4 7.6 584,198 22,608 12 50,000 0 2,848 osh-native-souffle
ex.bashcomp-parse-help 181 0 4 10.3 8.7 995,279 12,911 21 50,000 0 3,898 osh-native
ex.bashcomp-parse-help 175 0 4 10.3 8.4 995,278 12,911 21 50,000 0 3,838 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 8.9 116,348 270 3 85,502 1 42,751 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,348 270 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 1.6 dash -
23 23 0 3.0 bash -
105 72 39 3.3 zsh -
16 16 0 28.3 bumpleak/osh mut
20 20 0 28.8 _bin/cxx-opt+bumproot/osh mut
22 22 0 29.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 7 21 25.2 osh-native mut+alloc
31 19 11 25.6 osh-native mut+alloc+free
36 32 4 18.0 osh-native mut+alloc+free+gc
36 36 0 18.2 osh-native mut+alloc+free+gc+exit
42 17 25 32.7 _bin/cxx-opt+nopool/osh mut+alloc
46 33 12 22.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 17 9 24.8 osh-native-souffle mut+alloc
28 24 4 25.3 osh-native-souffle mut+alloc+free
33 32 0 17.7 osh-native-souffle mut+alloc+free+gc
33 18 15 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 21 0 1.6 dash -
78 74 4 3.1 bash -
372 219 174 3.4 zsh -
48 44 4 84.2 bumpleak/osh mut
60 60 0 85.2 _bin/cxx-opt+bumproot/osh mut
70 58 12 87.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
95 50 46 73.6 osh-native mut+alloc
103 79 24 75.4 osh-native mut+alloc+free
153 125 28 45.8 osh-native mut+alloc+free+gc
155 138 16 46.0 osh-native mut+alloc+free+gc+exit
137 110 27 98.6 _bin/cxx-opt+nopool/osh mut+alloc
210 174 36 62.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
85 65 20 73.0 osh-native-souffle mut+alloc
93 58 35 74.9 osh-native-souffle mut+alloc+free
136 96 40 49.8 osh-native-souffle mut+alloc+free+gc
143 123 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 6 0 2.9 bash -
7 4 4 3.3 zsh -
6 6 0 11.7 bumpleak/osh mut
6 6 0 10.8 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.3 _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
8 4 4 8.4 osh-native mut+alloc+free+gc
9 4 4 8.7 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 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 7 3 1.4 dash -
29 24 4 2.9 bash -
23 23 0 3.4 zsh -
18 18 0 32.2 bumpleak/osh mut
25 22 4 32.8 _bin/cxx-opt+bumproot/osh mut
27 23 4 32.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 26 11 26.2 osh-native mut+alloc
37 24 12 26.5 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
53 41 11 36.2 _bin/cxx-opt+nopool/osh mut+alloc
36 36 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 29 0 25.7 osh-native-souffle mut+alloc
31 22 9 26.2 osh-native-souffle mut+alloc+free
22 21 0 7.6 osh-native-souffle mut+alloc+free+gc
23 23 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
74 70 4 3.0 bash -
166 115 51 55.8 bumpleak/osh mut
176 112 64 55.7 _bin/cxx-opt+bumproot/osh mut
193 101 92 56.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 129 81 47.1 osh-native mut+alloc
216 143 72 48.8 osh-native mut+alloc+free
181 117 64 8.7 osh-native mut+alloc+free+gc
182 130 51 8.8 osh-native mut+alloc+free+gc+exit
228 156 72 64.1 _bin/cxx-opt+nopool/osh mut+alloc
207 159 48 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 100 104 46.6 osh-native-souffle mut+alloc
208 104 104 48.3 osh-native-souffle mut+alloc+free
175 123 52 8.4 osh-native-souffle mut+alloc+free+gc
177 125 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
9 7 3 3.5 dash -
19 6 13 4.3 bash -
17 11 7 3.4 zsh -
19 13 7 13.0 bumpleak/osh mut
20 11 8 12.4 _bin/cxx-opt+bumproot/osh mut
20 8 13 13.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 18 3 11.1 osh-native mut+alloc
22 13 9 11.1 osh-native mut+alloc+free
22 21 2 8.9 osh-native mut+alloc+free+gc
23 12 11 9.0 osh-native mut+alloc+free+gc+exit
24 15 10 12.8 _bin/cxx-opt+nopool/osh mut+alloc
24 19 6 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 19 1 10.7 osh-native-souffle mut+alloc
21 17 5 10.7 osh-native-souffle mut+alloc+free
21 12 9 8.7 osh-native-souffle mut+alloc+free+gc
21 11 10 8.5 osh-native-souffle mut+alloc+free+gc+exit