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 35 3 9 12.1 18.0 476,737 1,282 6 409,280 5 204,640 osh-native
parse.configure-cpython 32 3 9 12.0 17.4 476,737 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 157 21 72 41.1 45.8 1,653,325 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 134 22 57 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 8 1 1 2.6 8.1 101,928 180 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 22 0 1 2.4 7.6 584,193 22,608 12 50,000 0 2,841 osh-native-souffle
ex.bashcomp-parse-help 181 0 3 10.3 8.9 995,274 12,911 21 50,000 0 3,891 osh-native
ex.bashcomp-parse-help 175 0 3 10.3 8.3 995,273 12,911 21 50,000 0 3,831 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,343 270 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
7 6 0 1.6 dash -
23 23 0 3.1 bash -
104 63 48 3.4 zsh -
16 16 0 29.4 bumpleak/osh mut
19 11 7 29.6 _bin/cxx-opt+bumproot/osh mut
22 11 11 28.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 11 18 25.2 osh-native mut+alloc
31 23 8 25.6 osh-native mut+alloc+free
35 27 8 18.0 osh-native mut+alloc+free+gc
36 31 4 18.2 osh-native mut+alloc+free+gc+exit
42 31 11 32.2 _bin/cxx-opt+nopool/osh mut+alloc
49 34 15 22.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 16 12 24.9 osh-native-souffle mut+alloc
29 16 12 25.3 osh-native-souffle mut+alloc+free
32 24 8 17.4 osh-native-souffle mut+alloc+free+gc
33 29 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 -
77 77 0 3.1 bash -
379 230 170 3.7 zsh -
48 44 4 85.2 bumpleak/osh mut
60 48 12 84.7 _bin/cxx-opt+bumproot/osh mut
69 53 16 86.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
95 63 32 73.4 osh-native mut+alloc
103 51 51 75.2 osh-native mut+alloc+free
157 149 8 45.8 osh-native mut+alloc+free+gc
159 127 32 46.1 osh-native mut+alloc+free+gc+exit
141 64 77 98.8 _bin/cxx-opt+nopool/osh mut+alloc
222 198 24 61.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 60 28 73.0 osh-native-souffle mut+alloc
96 56 40 75.0 osh-native-souffle mut+alloc+free
134 110 24 49.7 osh-native-souffle mut+alloc+free+gc
141 113 28 50.2 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 3.0 bash -
8 4 4 3.4 zsh -
6 3 3 10.8 bumpleak/osh mut
6 6 0 12.4 _bin/cxx-opt+bumproot/osh mut
8 0 8 12.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.2 osh-native mut+alloc
9 8 0 10.2 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 9 0 8.8 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _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 3 5 9.8 osh-native-souffle mut+alloc+free
8 8 0 8.1 osh-native-souffle mut+alloc+free+gc
8 6 3 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 7 3 1.6 dash -
29 28 0 2.9 bash -
24 12 12 3.1 zsh -
19 11 7 32.6 bumpleak/osh mut
26 26 0 33.0 _bin/cxx-opt+bumproot/osh mut
28 24 4 31.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 23 12 26.2 osh-native mut+alloc
38 26 11 26.7 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 20 8 8.0 osh-native mut+alloc+free+gc+exit
53 37 16 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 29 7 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 11 19 25.8 osh-native-souffle mut+alloc
32 24 8 26.2 osh-native-souffle mut+alloc+free
22 15 7 7.6 osh-native-souffle mut+alloc+free+gc
22 22 0 7.7 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 65 8 3.0 bash -
168 100 68 55.3 bumpleak/osh mut
179 124 56 55.2 _bin/cxx-opt+bumproot/osh mut
194 135 59 56.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 137 73 47.0 osh-native mut+alloc
218 153 65 48.7 osh-native mut+alloc+free
181 124 56 8.9 osh-native mut+alloc+free+gc
182 142 39 8.8 osh-native mut+alloc+free+gc+exit
231 159 72 64.2 _bin/cxx-opt+nopool/osh mut+alloc
212 156 56 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 127 76 46.7 osh-native-souffle mut+alloc
212 160 52 48.3 osh-native-souffle mut+alloc+free
175 119 56 8.3 osh-native-souffle mut+alloc+free+gc
176 136 40 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 3.4 dash -
20 12 8 4.3 bash -
18 6 12 3.4 zsh -
18 12 6 13.1 bumpleak/osh mut
21 12 9 13.3 _bin/cxx-opt+bumproot/osh mut
21 16 5 13.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 6 11.0 osh-native mut+alloc
22 21 2 11.1 osh-native mut+alloc+free
22 19 4 9.0 osh-native mut+alloc+free+gc
22 23 0 9.0 osh-native mut+alloc+free+gc+exit
25 23 2 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 16 10 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 9 10.6 osh-native-souffle mut+alloc
21 7 14 10.7 osh-native-souffle mut+alloc+free
21 16 6 8.7 osh-native-souffle mut+alloc+free+gc
22 19 3 8.7 osh-native-souffle mut+alloc+free+gc+exit