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 17.8 476,735 1,282 6 409,280 5 204,640 osh-native
parse.configure-cpython 32 3 9 12.0 17.7 476,735 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 159 23 74 41.1 45.8 1,653,323 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 145 24 67 44.6 49.7 1,653,322 4,764 12 1,030,664 6 769,416 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,926 180 2 75,252 1 37,626 osh-native
parse.abuild 8 1 1 2.6 8.0 101,926 180 2 75,122 1 37,561 osh-native-souffle
ex.compute-fib 28 0 2 2.4 8.0 584,191 22,608 12 50,000 0 2,903 osh-native
ex.compute-fib 22 0 2 2.4 7.6 584,191 22,608 12 50,000 0 2,841 osh-native-souffle
ex.bashcomp-parse-help 182 0 4 10.3 8.8 995,272 12,911 21 50,000 0 3,891 osh-native
ex.bashcomp-parse-help 175 0 3 10.3 8.3 995,271 12,911 21 50,000 0 3,831 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,341 270 3 85,488 1 42,744 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,341 270 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 3 3 1.6 dash -
23 23 0 3.1 bash -
126 70 63 3.4 zsh -
17 16 0 29.4 bumpleak/osh mut
20 15 4 29.6 _bin/cxx-opt+bumproot/osh mut
23 19 4 30.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 15 15 25.3 osh-native mut+alloc
31 23 8 25.6 osh-native mut+alloc+free
36 24 12 17.8 osh-native mut+alloc+free+gc
36 28 8 18.1 osh-native mut+alloc+free+gc+exit
44 36 8 32.4 _bin/cxx-opt+nopool/osh mut+alloc
47 39 8 22.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.8 osh-native-souffle mut+alloc
30 26 4 25.3 osh-native-souffle mut+alloc+free
32 24 8 17.7 osh-native-souffle mut+alloc+free+gc
33 22 11 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 3.3 bash -
378 206 197 3.5 zsh -
48 36 12 84.8 bumpleak/osh mut
60 47 12 85.1 _bin/cxx-opt+bumproot/osh mut
71 59 12 86.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 60 36 73.6 osh-native mut+alloc
105 72 32 75.3 osh-native mut+alloc+free
159 139 20 45.8 osh-native mut+alloc+free+gc
166 154 12 46.1 osh-native mut+alloc+free+gc+exit
138 73 65 99.2 _bin/cxx-opt+nopool/osh mut+alloc
227 178 49 61.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 64 24 73.2 osh-native-souffle mut+alloc
96 56 40 75.0 osh-native-souffle mut+alloc+free
145 112 32 49.7 osh-native-souffle mut+alloc+free+gc
142 117 24 50.4 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 -
8 0 7 3.3 zsh -
6 6 0 12.3 bumpleak/osh mut
6 6 0 12.3 _bin/cxx-opt+bumproot/osh mut
7 7 0 10.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 10.2 osh-native mut+alloc
9 9 0 10.0 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 6 3 8.5 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 7 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.8 osh-native-souffle mut+alloc
8 0 8 9.8 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
11 11 0 1.4 dash -
28 28 0 2.9 bash -
23 12 12 3.4 zsh -
18 18 0 30.8 bumpleak/osh mut
25 18 7 31.8 _bin/cxx-opt+bumproot/osh mut
28 20 8 32.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.3 osh-native mut+alloc
37 25 12 26.7 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
54 46 8 36.4 _bin/cxx-opt+nopool/osh mut+alloc
37 29 7 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 25 4 26.0 osh-native-souffle mut+alloc
31 27 4 26.3 osh-native-souffle mut+alloc+free
22 17 4 7.6 osh-native-souffle mut+alloc+free+gc
22 19 4 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
72 60 12 3.1 bash -
168 116 52 55.2 bumpleak/osh mut
180 112 68 55.4 _bin/cxx-opt+bumproot/osh mut
194 126 67 56.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 152 60 47.1 osh-native mut+alloc
219 159 60 48.6 osh-native mut+alloc+free
182 127 55 8.8 osh-native mut+alloc+free+gc
182 130 51 8.9 osh-native mut+alloc+free+gc+exit
231 163 68 64.4 _bin/cxx-opt+nopool/osh mut+alloc
209 141 68 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 157 47 46.6 osh-native-souffle mut+alloc
212 128 84 48.3 osh-native-souffle mut+alloc+free
175 111 64 8.3 osh-native-souffle mut+alloc+free+gc
177 114 63 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
9 4 5 3.5 dash -
19 13 7 4.5 bash -
18 5 13 3.4 zsh -
20 12 8 12.7 bumpleak/osh mut
20 15 6 12.8 _bin/cxx-opt+bumproot/osh mut
21 12 9 12.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 14 7 11.0 osh-native mut+alloc
22 19 3 11.0 osh-native mut+alloc+free
22 13 10 9.0 osh-native mut+alloc+free+gc
23 16 7 9.3 osh-native mut+alloc+free+gc+exit
25 12 13 12.6 _bin/cxx-opt+nopool/osh mut+alloc
24 13 11 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 14 6 10.5 osh-native-souffle mut+alloc
21 11 10 10.7 osh-native-souffle mut+alloc+free
21 16 5 8.7 osh-native-souffle mut+alloc+free+gc
22 22 0 8.7 osh-native-souffle mut+alloc+free+gc+exit