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 18.1 476,737 1,282 6 409,280 5 204,640 osh-native
parse.configure-cpython 33 4 10 12.0 17.7 476,737 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 168 25 82 41.1 45.8 1,653,325 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 145 25 69 44.6 49.8 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 8 1 1 2.6 8.3 101,928 180 2 75,122 1 37,561 osh-native-souffle
ex.compute-fib 28 0 1 2.4 8.0 584,193 22,608 12 50,000 0 2,903 osh-native
ex.compute-fib 23 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 177 0 3 10.3 8.4 995,273 12,911 21 50,000 0 3,831 osh-native-souffle
ex.abuild-print-help 23 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 8.4 116,343 270 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 3 3 1.6 dash -
23 23 0 3.1 bash -
105 59 52 3.4 zsh -
16 12 4 29.6 bumpleak/osh mut
20 8 12 28.5 _bin/cxx-opt+bumproot/osh mut
22 18 4 29.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 22 7 25.2 osh-native mut+alloc
31 19 12 25.6 osh-native mut+alloc+free
36 24 12 18.1 osh-native mut+alloc+free+gc
40 28 12 18.1 osh-native mut+alloc+free+gc+exit
43 28 16 33.0 _bin/cxx-opt+nopool/osh mut+alloc
50 31 19 22.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.8 osh-native-souffle mut+alloc
29 14 14 25.2 osh-native-souffle mut+alloc+free
33 21 11 17.7 osh-native-souffle mut+alloc+free+gc
34 30 4 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 21 0 1.4 dash -
78 78 0 3.1 bash -
386 194 213 3.5 zsh -
49 45 4 84.9 bumpleak/osh mut
59 43 16 85.3 _bin/cxx-opt+bumproot/osh mut
71 66 4 85.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 68 28 73.4 osh-native mut+alloc
105 65 40 75.3 osh-native mut+alloc+free
168 155 12 45.8 osh-native mut+alloc+free+gc
171 151 20 46.0 osh-native mut+alloc+free+gc+exit
136 88 48 99.2 _bin/cxx-opt+nopool/osh mut+alloc
239 207 32 61.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 59 27 73.2 osh-native-souffle mut+alloc
94 51 43 74.9 osh-native-souffle mut+alloc+free
145 120 24 49.8 osh-native-souffle mut+alloc+free+gc
152 124 28 50.5 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 4 4 3.3 zsh -
6 3 3 11.7 bumpleak/osh mut
7 4 4 12.1 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.0 osh-native mut+alloc
9 6 3 10.2 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
10 10 0 8.5 osh-native mut+alloc+free+gc+exit
11 8 4 11.6 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
8 8 0 8.3 osh-native-souffle mut+alloc+free+gc
9 6 3 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
11 7 4 1.6 dash -
29 28 0 3.0 bash -
24 16 8 3.1 zsh -
18 15 4 31.7 bumpleak/osh mut
26 22 4 31.7 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 20 16 26.3 osh-native mut+alloc
38 33 4 26.7 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
29 29 0 7.9 osh-native mut+alloc+free+gc+exit
54 46 8 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 26 11 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 7 22 26.0 osh-native-souffle mut+alloc
32 20 12 26.3 osh-native-souffle mut+alloc+free
23 23 0 7.5 osh-native-souffle mut+alloc+free+gc
22 17 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 3.1 bash -
168 112 56 54.6 bumpleak/osh mut
180 100 80 56.3 _bin/cxx-opt+bumproot/osh mut
194 117 77 56.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 132 80 47.0 osh-native mut+alloc
218 161 56 48.7 osh-native mut+alloc+free
181 102 78 8.8 osh-native mut+alloc+free+gc
182 134 47 8.8 osh-native mut+alloc+free+gc+exit
236 144 92 62.8 _bin/cxx-opt+nopool/osh mut+alloc
208 160 48 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 116 88 46.6 osh-native-souffle mut+alloc
213 148 64 48.5 osh-native-souffle mut+alloc+free
177 114 63 8.4 osh-native-souffle mut+alloc+free+gc
175 127 48 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
10 7 3 3.4 dash -
20 19 2 4.5 bash -
18 9 10 3.4 zsh -
20 7 14 12.9 bumpleak/osh mut
19 15 5 13.8 _bin/cxx-opt+bumproot/osh mut
23 14 10 13.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 19 3 10.9 osh-native mut+alloc
23 18 6 11.3 osh-native mut+alloc+free
23 11 12 8.9 osh-native mut+alloc+free+gc
23 20 4 9.0 osh-native mut+alloc+free+gc+exit
25 14 11 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 23 3 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 7 10.6 osh-native-souffle mut+alloc
21 11 11 10.7 osh-native-souffle mut+alloc+free
21 13 9 8.4 osh-native-souffle mut+alloc+free+gc
22 11 12 8.5 osh-native-souffle mut+alloc+free+gc+exit