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 37 4 11 12.1 17.8 476,737 1,282 6 409,280 5 204,640 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,737 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 165 23 81 41.1 45.8 1,653,325 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 147 23 69 44.6 49.7 1,653,324 4,764 12 1,030,664 6 769,416 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,928 180 2 75,252 1 37,626 osh-native
parse.abuild 9 1 1 2.6 8.3 101,928 180 2 75,122 1 37,561 osh-native-souffle
ex.compute-fib 28 0 2 2.4 8.0 584,193 22,608 12 50,000 0 2,903 osh-native
ex.compute-fib 22 0 1 2.4 7.5 584,193 22,608 12 50,000 0 2,841 osh-native-souffle
ex.bashcomp-parse-help 181 0 3 10.3 8.8 995,274 12,911 21 50,000 0 3,891 osh-native
ex.bashcomp-parse-help 174 0 3 10.3 8.4 995,273 12,911 21 50,000 0 3,831 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 8.9 116,343 270 3 85,488 1 42,744 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,343 270 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
6 6 0 1.6 dash -
24 24 0 2.9 bash -
105 61 50 3.4 zsh -
16 8 8 28.6 bumpleak/osh mut
20 16 4 28.9 _bin/cxx-opt+bumproot/osh mut
23 14 9 28.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 21 8 25.0 osh-native mut+alloc
32 16 16 25.7 osh-native mut+alloc+free
37 33 4 17.8 osh-native mut+alloc+free+gc
37 22 15 18.1 osh-native mut+alloc+free+gc+exit
47 23 23 32.4 _bin/cxx-opt+nopool/osh mut+alloc
51 46 4 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 11 15 24.9 osh-native-souffle mut+alloc
28 4 25 25.3 osh-native-souffle mut+alloc+free
32 20 12 17.6 osh-native-souffle mut+alloc+free+gc
34 21 13 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 22 0 1.4 dash -
78 74 4 3.3 bash -
379 198 204 3.5 zsh -
49 41 8 85.8 bumpleak/osh mut
59 50 8 86.2 _bin/cxx-opt+bumproot/osh mut
71 67 4 86.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 68 28 73.4 osh-native mut+alloc
105 80 24 75.4 osh-native mut+alloc+free
165 136 28 45.8 osh-native mut+alloc+free+gc
165 145 20 46.0 osh-native mut+alloc+free+gc+exit
139 98 41 99.0 _bin/cxx-opt+nopool/osh mut+alloc
229 205 24 61.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 52 36 73.0 osh-native-souffle mut+alloc
96 60 36 75.1 osh-native-souffle mut+alloc+free
147 118 29 49.7 osh-native-souffle mut+alloc+free+gc
149 117 32 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 6 0 2.9 bash -
8 4 4 3.3 zsh -
6 6 0 12.2 bumpleak/osh mut
7 3 3 11.4 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 9 0 10.1 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 5 5 8.8 osh-native mut+alloc+free+gc+exit
12 8 4 11.3 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.8 osh-native-souffle mut+alloc
8 0 8 9.7 osh-native-souffle mut+alloc+free
9 3 6 8.3 osh-native-souffle mut+alloc+free+gc
9 9 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 10 0 1.4 dash -
29 25 4 3.0 bash -
27 23 4 3.1 zsh -
19 19 0 31.6 bumpleak/osh mut
26 18 7 31.7 _bin/cxx-opt+bumproot/osh mut
28 16 12 33.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 33 4 26.1 osh-native mut+alloc
38 25 13 26.9 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
28 28 0 7.9 osh-native mut+alloc+free+gc+exit
55 46 8 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 21 9 25.8 osh-native-souffle mut+alloc
32 24 8 26.3 osh-native-souffle mut+alloc+free
22 18 4 7.5 osh-native-souffle mut+alloc+free+gc
22 21 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 68 4 3.1 bash -
168 108 60 54.7 bumpleak/osh mut
181 120 60 56.3 _bin/cxx-opt+bumproot/osh mut
195 131 63 56.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 115 95 47.0 osh-native mut+alloc
218 151 67 48.8 osh-native mut+alloc+free
181 117 64 8.8 osh-native mut+alloc+free+gc
181 125 56 8.8 osh-native mut+alloc+free+gc+exit
235 143 91 64.1 _bin/cxx-opt+nopool/osh mut+alloc
216 168 48 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 127 75 46.5 osh-native-souffle mut+alloc
210 141 68 48.3 osh-native-souffle mut+alloc+free
174 126 49 8.4 osh-native-souffle mut+alloc+free+gc
175 115 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 9 1 3.5 dash -
20 6 14 4.5 bash -
18 11 8 3.4 zsh -
18 7 12 11.4 bumpleak/osh mut
20 14 6 12.0 _bin/cxx-opt+bumproot/osh mut
21 16 5 13.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 14 7 11.0 osh-native mut+alloc
22 20 3 11.1 osh-native mut+alloc+free
22 15 8 8.9 osh-native mut+alloc+free+gc
23 14 10 9.0 osh-native mut+alloc+free+gc+exit
25 23 2 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 17 8 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 16 5 10.5 osh-native-souffle mut+alloc
22 16 6 10.7 osh-native-souffle mut+alloc+free
21 15 6 8.7 osh-native-souffle mut+alloc+free+gc
22 12 10 8.7 osh-native-souffle mut+alloc+free+gc+exit