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 3 9 12.1 17.8 476,708 1,282 6 409,064 5 204,532 osh-native
parse.configure-cpython 33 4 10 12.0 17.7 476,708 1,282 6 408,722 5 204,361 osh-native-souffle
parse.configure-coreutils 146 22 60 44.7 50.1 1,653,296 4,764 12 1,030,978 6 769,626 osh-native
parse.configure-coreutils 146 25 68 46.1 51.1 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 8 1 1 2.6 8.1 101,899 180 2 75,064 1 37,532 osh-native-souffle
ex.compute-fib 28 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 7.5 584,164 22,608 12 50,000 0 2,813 osh-native-souffle
ex.bashcomp-parse-help 183 0 3 10.3 8.8 995,245 12,911 21 50,000 0 3,865 osh-native
ex.bashcomp-parse-help 176 0 4 10.3 8.4 995,244 12,911 21 50,000 0 3,795 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 8.9 116,314 270 3 85,430 1 42,715 osh-native
ex.abuild-print-help 21 1 2 2.8 8.4 116,314 270 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
7 3 3 1.4 dash -
24 19 4 3.1 bash -
104 69 41 3.4 zsh -
17 13 4 28.5 bumpleak/osh mut
20 16 4 28.9 _bin/cxx-opt+bumproot/osh mut
22 14 7 29.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 7 22 25.2 osh-native mut+alloc
32 20 12 25.6 osh-native mut+alloc+free
36 27 8 17.8 osh-native mut+alloc+free+gc
36 24 12 18.1 osh-native mut+alloc+free+gc+exit
43 31 12 32.5 _bin/cxx-opt+nopool/osh mut+alloc
48 36 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 19 8 24.8 osh-native-souffle mut+alloc
28 16 12 25.3 osh-native-souffle mut+alloc+free
33 28 4 17.7 osh-native-souffle mut+alloc+free+gc
34 30 4 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
22 21 0 1.6 dash -
77 77 0 3.3 bash -
403 240 187 3.4 zsh -
49 32 16 85.3 bumpleak/osh mut
61 57 4 85.2 _bin/cxx-opt+bumproot/osh mut
70 41 29 85.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 63 36 73.6 osh-native mut+alloc
106 69 37 75.3 osh-native mut+alloc+free
146 122 24 50.1 osh-native mut+alloc+free+gc
153 145 8 50.6 osh-native mut+alloc+free+gc+exit
139 95 44 97.9 _bin/cxx-opt+nopool/osh mut+alloc
211 179 32 67.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 51 36 73.2 osh-native-souffle mut+alloc
96 64 32 75.1 osh-native-souffle mut+alloc+free
146 126 20 51.1 osh-native-souffle mut+alloc+free+gc
148 120 28 51.9 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 0 6 12.2 bumpleak/osh mut
7 0 7 12.9 _bin/cxx-opt+bumproot/osh mut
7 7 0 12.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.1 osh-native mut+alloc
9 3 6 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 4 4 8.7 osh-native mut+alloc+free+gc+exit
12 8 4 11.3 _bin/cxx-opt+nopool/osh mut+alloc
11 8 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 8 0 9.6 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 10 0 1.4 dash -
29 29 0 3.0 bash -
23 19 4 3.3 zsh -
19 15 4 31.9 bumpleak/osh mut
26 22 4 32.6 _bin/cxx-opt+bumproot/osh mut
28 20 8 31.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 32 4 26.3 osh-native mut+alloc
38 25 13 26.6 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
28 24 4 7.9 osh-native mut+alloc+free+gc+exit
54 34 19 36.1 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 22 7 26.0 osh-native-souffle mut+alloc
32 12 20 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.5 osh-native-souffle mut+alloc+free+gc
22 22 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 73 0 3.3 bash -
168 104 64 55.6 bumpleak/osh mut
182 125 57 56.1 _bin/cxx-opt+bumproot/osh mut
193 120 72 55.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 119 91 47.0 osh-native mut+alloc
218 133 85 48.8 osh-native mut+alloc+free
183 101 81 8.8 osh-native mut+alloc+free+gc
183 107 76 8.8 osh-native mut+alloc+free+gc+exit
235 171 64 64.3 _bin/cxx-opt+nopool/osh mut+alloc
209 149 60 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 111 91 46.6 osh-native-souffle mut+alloc
211 147 64 48.3 osh-native-souffle mut+alloc+free
176 104 72 8.4 osh-native-souffle mut+alloc+free+gc
176 116 60 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 8 1 3.5 dash -
20 14 6 4.5 bash -
18 6 13 3.4 zsh -
19 13 7 12.2 bumpleak/osh mut
19 12 8 13.8 _bin/cxx-opt+bumproot/osh mut
20 12 9 12.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 11 10 11.0 osh-native mut+alloc
22 6 16 11.0 osh-native mut+alloc+free
22 13 10 8.9 osh-native mut+alloc+free+gc
23 14 10 9.0 osh-native mut+alloc+free+gc+exit
25 12 13 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 18 7 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 20 0 10.5 osh-native-souffle mut+alloc
21 13 9 10.7 osh-native-souffle mut+alloc+free
21 12 9 8.4 osh-native-souffle mut+alloc+free+gc
22 16 6 8.7 osh-native-souffle mut+alloc+free+gc+exit