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 160 23 76 41.1 45.8 1,653,330 4,764 12 1,591,976 7 795,988 osh-native
parse.configure-coreutils 140 23 65 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 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 7.7 584,198 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 177 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 9.0 116,348 270 3 85,502 1 42,751 osh-native
ex.abuild-print-help 21 1 2 2.8 8.8 116,348 270 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 1.4 dash -
23 23 0 3.0 bash -
104 56 54 3.3 zsh -
16 16 0 29.2 bumpleak/osh mut
20 16 4 29.9 _bin/cxx-opt+bumproot/osh mut
22 18 4 30.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 22 7 25.2 osh-native mut+alloc
31 23 8 25.7 osh-native mut+alloc+free
36 32 4 18.0 osh-native mut+alloc+free+gc
37 29 8 18.2 osh-native mut+alloc+free+gc+exit
43 35 8 32.3 _bin/cxx-opt+nopool/osh mut+alloc
49 44 4 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 19 7 24.8 osh-native-souffle mut+alloc
28 12 16 25.3 osh-native-souffle mut+alloc+free
33 15 18 17.7 osh-native-souffle mut+alloc+free+gc
34 26 7 17.8 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 1.4 dash -
78 78 0 3.3 bash -
380 199 202 3.5 zsh -
50 41 8 85.8 bumpleak/osh mut
61 61 0 85.4 _bin/cxx-opt+bumproot/osh mut
71 63 8 85.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 68 28 73.6 osh-native mut+alloc
104 76 28 75.4 osh-native mut+alloc+free
160 140 20 45.8 osh-native mut+alloc+free+gc
166 142 24 46.0 osh-native mut+alloc+free+gc+exit
137 98 39 98.8 _bin/cxx-opt+nopool/osh mut+alloc
222 186 36 61.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 55 31 73.1 osh-native-souffle mut+alloc
96 48 48 75.0 osh-native-souffle mut+alloc+free
140 120 20 49.7 osh-native-souffle mut+alloc+free+gc
145 141 4 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 1.4 dash -
6 3 3 2.9 bash -
8 0 7 3.3 zsh -
6 6 0 12.0 bumpleak/osh mut
6 6 0 12.4 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.1 osh-native mut+alloc
9 9 0 10.2 osh-native mut+alloc+free
9 3 6 8.5 osh-native mut+alloc+free+gc
10 3 6 8.7 osh-native mut+alloc+free+gc+exit
11 11 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 8 4 9.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.8 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
8 3 6 8.1 osh-native-souffle mut+alloc+free+gc
9 9 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 28 0 2.9 bash -
24 16 8 3.4 zsh -
19 19 0 32.1 bumpleak/osh mut
25 21 4 31.7 _bin/cxx-opt+bumproot/osh mut
28 24 4 31.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 32 4 26.5 osh-native mut+alloc
38 29 8 26.6 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
54 31 23 36.5 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 19 11 26.1 osh-native-souffle mut+alloc
31 23 8 26.3 osh-native-souffle mut+alloc+free
22 22 0 7.7 osh-native-souffle mut+alloc+free+gc
22 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
73 69 4 3.3 bash -
168 108 60 55.0 bumpleak/osh mut
180 124 56 54.6 _bin/cxx-opt+bumproot/osh mut
195 142 53 56.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 140 72 47.0 osh-native mut+alloc
220 144 76 48.7 osh-native mut+alloc+free
182 139 44 8.8 osh-native mut+alloc+free+gc
182 141 40 8.8 osh-native mut+alloc+free+gc+exit
234 150 83 64.1 _bin/cxx-opt+nopool/osh mut+alloc
210 145 65 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 129 77 46.6 osh-native-souffle mut+alloc
210 119 91 48.3 osh-native-souffle mut+alloc+free
177 124 52 8.4 osh-native-souffle mut+alloc+free+gc
175 96 80 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 2 3.4 dash -
20 18 2 4.5 bash -
18 9 9 3.5 zsh -
20 16 4 13.0 bumpleak/osh mut
20 15 6 12.9 _bin/cxx-opt+bumproot/osh mut
22 16 7 13.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 17 5 11.0 osh-native mut+alloc
22 11 12 11.1 osh-native mut+alloc+free
22 20 3 9.0 osh-native mut+alloc+free+gc
23 21 3 9.0 osh-native mut+alloc+free+gc+exit
25 11 14 12.7 _bin/cxx-opt+nopool/osh mut+alloc
26 12 14 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 12 8 10.6 osh-native-souffle mut+alloc
21 19 2 10.7 osh-native-souffle mut+alloc+free
21 19 3 8.8 osh-native-souffle mut+alloc+free+gc
23 11 11 8.8 osh-native-souffle mut+alloc+free+gc+exit