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 9 12.1 18.0 476,708 1,282 6 409,064 5 204,532 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,708 1,282 6 408,722 5 204,361 osh-native-souffle
parse.configure-coreutils 152 24 66 44.7 49.9 1,653,296 4,764 12 1,030,978 6 769,626 osh-native
parse.configure-coreutils 149 26 71 46.1 51.2 1,653,295 4,764 12 1,069,088 6 798,625 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,899 180 2 75,194 1 37,597 osh-native
parse.abuild 9 1 1 2.6 8.3 101,899 180 2 75,064 1 37,532 osh-native-souffle
ex.compute-fib 29 0 1 2.4 8.0 584,164 22,608 12 50,000 0 2,875 osh-native
ex.compute-fib 22 0 2 2.4 7.6 584,164 22,608 12 50,000 0 2,813 osh-native-souffle
ex.bashcomp-parse-help 182 0 4 10.3 8.7 995,245 12,911 21 50,000 0 3,865 osh-native
ex.bashcomp-parse-help 174 0 4 10.3 8.3 995,244 12,911 21 50,000 0 3,795 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.0 116,314 270 3 85,430 1 42,715 osh-native
ex.abuild-print-help 22 1 2 2.8 8.5 116,314 270 3 85,306 1 42,653 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 -
24 19 4 3.1 bash -
105 59 52 3.3 zsh -
16 12 4 28.5 bumpleak/osh mut
19 15 4 28.3 _bin/cxx-opt+bumproot/osh mut
23 22 0 28.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 15 15 25.2 osh-native mut+alloc
32 16 16 25.7 osh-native mut+alloc+free
36 24 12 18.0 osh-native mut+alloc+free+gc
37 37 0 18.1 osh-native mut+alloc+free+gc+exit
43 28 16 33.3 _bin/cxx-opt+nopool/osh mut+alloc
47 35 12 22.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
28 20 8 24.8 osh-native-souffle mut+alloc
29 21 8 24.9 osh-native-souffle mut+alloc+free
32 24 8 17.6 osh-native-souffle mut+alloc+free+gc
33 22 11 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 22 0 1.6 dash -
78 78 0 3.3 bash -
382 205 200 3.4 zsh -
48 36 12 84.1 bumpleak/osh mut
60 52 8 85.1 _bin/cxx-opt+bumproot/osh mut
72 63 8 86.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 63 35 73.6 osh-native mut+alloc
107 70 37 75.1 osh-native mut+alloc+free
152 124 28 49.9 osh-native mut+alloc+free+gc
159 135 25 50.6 osh-native mut+alloc+free+gc+exit
138 117 20 98.1 _bin/cxx-opt+nopool/osh mut+alloc
209 173 36 67.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 64 24 73.2 osh-native-souffle mut+alloc
96 52 44 75.0 osh-native-souffle mut+alloc+free
149 110 39 51.2 osh-native-souffle mut+alloc+free+gc
149 125 23 51.8 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 3.0 bash -
8 4 4 3.3 zsh -
6 6 0 10.9 bumpleak/osh mut
7 7 0 12.0 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 3 6 10.2 osh-native mut+alloc
9 6 3 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 4 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.7 osh-native-souffle mut+alloc
8 3 5 9.7 osh-native-souffle mut+alloc+free
9 5 5 8.3 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 10 0 1.4 dash -
29 28 0 2.9 bash -
24 16 8 3.3 zsh -
20 16 4 32.7 bumpleak/osh mut
26 22 4 31.6 _bin/cxx-opt+bumproot/osh mut
28 28 0 31.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 32 4 26.2 osh-native mut+alloc
39 34 4 26.6 osh-native mut+alloc+free
29 25 4 8.0 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
55 47 8 36.1 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 19 11 26.0 osh-native-souffle mut+alloc
32 24 8 26.0 osh-native-souffle mut+alloc+free
22 19 4 7.6 osh-native-souffle mut+alloc+free+gc
22 22 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
73 72 0 3.0 bash -
169 120 48 54.3 bumpleak/osh mut
182 122 59 55.4 _bin/cxx-opt+bumproot/osh mut
193 113 81 57.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
215 147 67 47.2 osh-native mut+alloc
220 124 96 48.8 osh-native mut+alloc+free
182 123 59 8.7 osh-native mut+alloc+free+gc
183 123 60 8.8 osh-native mut+alloc+free+gc+exit
235 139 95 62.5 _bin/cxx-opt+nopool/osh mut+alloc
212 164 48 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 139 67 46.6 osh-native-souffle mut+alloc
212 124 88 48.2 osh-native-souffle mut+alloc+free
174 123 51 8.3 osh-native-souffle mut+alloc+free+gc
176 107 68 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 7 3 3.5 dash -
20 18 3 4.3 bash -
19 10 9 3.5 zsh -
20 17 3 12.3 bumpleak/osh mut
20 12 9 12.3 _bin/cxx-opt+bumproot/osh mut
22 19 3 13.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 13 9 11.1 osh-native mut+alloc
23 14 9 11.0 osh-native mut+alloc+free
23 19 4 9.0 osh-native mut+alloc+free+gc
24 19 6 9.0 osh-native mut+alloc+free+gc+exit
25 18 7 12.7 _bin/cxx-opt+nopool/osh mut+alloc
26 18 7 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 15 5 10.7 osh-native-souffle mut+alloc
21 13 9 10.7 osh-native-souffle mut+alloc+free
22 6 16 8.5 osh-native-souffle mut+alloc+free+gc
22 21 2 8.7 osh-native-souffle mut+alloc+free+gc+exit