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 18.1 476,742 1,282 6 409,294 5 204,647 osh-native
parse.configure-cpython 33 3 10 12.0 17.7 476,742 1,282 6 408,794 5 204,397 osh-native-souffle
parse.configure-coreutils 154 21 71 41.1 45.9 1,653,330 4,764 12 1,591,976 7 795,988 osh-native
parse.configure-coreutils 136 24 59 44.6 49.8 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 8.0 101,933 180 2 75,136 1 37,568 osh-native-souffle
ex.compute-fib 28 0 2 2.4 8.1 584,198 22,608 12 50,000 0 2,910 osh-native
ex.compute-fib 22 0 1 2.4 7.6 584,198 22,608 12 50,000 0 2,848 osh-native-souffle
ex.bashcomp-parse-help 182 0 4 10.3 8.8 995,279 12,911 21 50,000 0 3,898 osh-native
ex.bashcomp-parse-help 174 0 3 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 9.0 116,348 270 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 64 48 3.4 zsh -
16 12 4 28.6 bumpleak/osh mut
19 15 4 29.4 _bin/cxx-opt+bumproot/osh mut
22 15 7 29.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 14 14 25.2 osh-native mut+alloc
31 23 8 25.6 osh-native mut+alloc+free
36 28 8 18.1 osh-native mut+alloc+free+gc
37 37 0 18.1 osh-native mut+alloc+free+gc+exit
43 34 8 32.0 _bin/cxx-opt+nopool/osh mut+alloc
48 36 12 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 13 13 24.9 osh-native-souffle mut+alloc
28 14 14 25.3 osh-native-souffle mut+alloc+free
33 28 4 17.7 osh-native-souffle mut+alloc+free+gc
33 29 4 17.6 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 -
77 77 0 3.0 bash -
383 229 175 3.5 zsh -
47 39 9 85.6 bumpleak/osh mut
60 51 8 86.2 _bin/cxx-opt+bumproot/osh mut
71 63 8 86.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 62 33 73.4 osh-native mut+alloc
104 72 32 75.3 osh-native mut+alloc+free
154 130 24 45.9 osh-native mut+alloc+free+gc
160 140 20 46.0 osh-native mut+alloc+free+gc+exit
139 103 36 99.0 _bin/cxx-opt+nopool/osh mut+alloc
212 180 32 61.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 44 44 73.2 osh-native-souffle mut+alloc
97 68 28 74.8 osh-native-souffle mut+alloc+free
136 104 32 49.8 osh-native-souffle mut+alloc+free+gc
140 124 16 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 4 4 3.3 zsh -
6 6 0 10.3 bumpleak/osh mut
7 7 0 11.7 _bin/cxx-opt+bumproot/osh mut
7 0 7 11.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.1 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
11 6 6 11.6 _bin/cxx-opt+nopool/osh mut+alloc
12 4 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.8 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
8 4 4 8.0 osh-native-souffle mut+alloc+free+gc
8 8 0 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 -
29 29 0 2.9 bash -
23 15 8 3.3 zsh -
18 13 4 31.0 bumpleak/osh mut
25 21 4 33.1 _bin/cxx-opt+bumproot/osh mut
28 28 0 33.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 18 18 26.5 osh-native mut+alloc
37 21 17 26.6 osh-native mut+alloc+free
28 24 4 8.1 osh-native mut+alloc+free+gc
29 24 4 7.9 osh-native mut+alloc+free+gc+exit
53 41 12 36.1 _bin/cxx-opt+nopool/osh mut+alloc
37 36 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 19 11 26.0 osh-native-souffle mut+alloc
31 23 8 26.3 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
23 23 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
72 61 11 3.1 bash -
167 99 68 54.2 bumpleak/osh mut
181 120 60 54.8 _bin/cxx-opt+bumproot/osh mut
195 130 65 56.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 139 72 47.1 osh-native mut+alloc
218 129 89 48.7 osh-native mut+alloc+free
182 138 43 8.8 osh-native mut+alloc+free+gc
182 115 67 8.8 osh-native mut+alloc+free+gc+exit
234 143 91 62.9 _bin/cxx-opt+nopool/osh mut+alloc
208 160 48 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
202 129 73 46.7 osh-native-souffle mut+alloc
212 128 84 48.3 osh-native-souffle mut+alloc+free
174 129 45 8.4 osh-native-souffle mut+alloc+free+gc
175 130 45 8.4 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 1 3.5 dash -
19 11 9 4.3 bash -
18 17 1 3.4 zsh -
18 11 7 13.3 bumpleak/osh mut
20 18 2 12.5 _bin/cxx-opt+bumproot/osh mut
20 15 6 12.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 6 11.0 osh-native mut+alloc
22 13 10 11.0 osh-native mut+alloc+free
22 15 8 9.0 osh-native mut+alloc+free+gc
22 21 2 9.0 osh-native mut+alloc+free+gc+exit
24 14 10 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 16 10 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 9 10.6 osh-native-souffle mut+alloc
21 16 5 10.7 osh-native-souffle mut+alloc+free
21 16 5 8.7 osh-native-souffle mut+alloc+free+gc
21 10 11 8.8 osh-native-souffle mut+alloc+free+gc+exit