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 38 5 12 12.0 17.8 476,755 1,282 6 406,612 5 203,306 osh-native
parse.configure-cpython 34 4 11 12.0 17.6 476,755 1,282 6 406,208 5 203,104 osh-native-souffle
parse.configure-coreutils 167 27 78 44.5 49.8 1,653,343 4,764 12 1,025,534 6 764,310 osh-native
parse.configure-coreutils 133 20 58 44.5 49.3 1,653,342 4,764 12 1,025,404 6 764,245 osh-native-souffle
parse.abuild 9 1 2 2.6 8.5 101,946 180 2 75,038 1 37,519 osh-native
parse.abuild 9 1 2 2.4 8.1 101,946 180 3 87,100 1 43,550 osh-native-souffle
ex.compute-fib 27 0 2 2.1 8.0 579,610 22,608 12 50,000 0 2,923 osh-native
ex.compute-fib 21 0 1 2.1 7.6 579,610 22,608 12 50,000 0 2,862 osh-native-souffle
ex.bashcomp-parse-help 182 0 4 10.3 8.7 995,292 15,258 21 50,000 0 3,905 osh-native
ex.bashcomp-parse-help 175 0 3 10.3 8.3 995,291 15,258 21 50,000 0 3,848 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.2 116,322 277 3 85,256 1 42,628 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,322 277 3 85,132 1 42,566 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 -
23 23 0 3.0 bash -
105 62 50 3.4 zsh -
17 13 4 28.5 bumpleak/osh mut
19 19 0 29.8 _bin/cxx-opt+bumproot/osh mut
22 15 7 30.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 21 9 25.4 osh-native mut+alloc
32 20 12 25.6 osh-native mut+alloc+free
38 30 8 17.8 osh-native mut+alloc+free+gc
38 34 4 18.0 osh-native mut+alloc+free+gc+exit
43 27 16 32.5 _bin/cxx-opt+nopool/osh mut+alloc
50 45 4 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.8 osh-native-souffle mut+alloc
28 24 4 25.0 osh-native-souffle mut+alloc+free
34 34 0 17.6 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
21 21 0 1.6 dash -
79 79 0 3.1 bash -
379 210 191 3.5 zsh -
48 36 12 85.2 bumpleak/osh mut
60 52 8 86.2 _bin/cxx-opt+bumproot/osh mut
71 35 35 86.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 69 28 73.6 osh-native mut+alloc
107 79 28 75.2 osh-native mut+alloc+free
167 138 28 49.8 osh-native mut+alloc+free+gc
156 136 20 50.3 osh-native mut+alloc+free+gc+exit
139 98 41 98.1 _bin/cxx-opt+nopool/osh mut+alloc
232 200 32 67.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 72 16 73.2 osh-native-souffle mut+alloc
95 43 51 75.0 osh-native-souffle mut+alloc+free
133 109 24 49.3 osh-native-souffle mut+alloc+free+gc
151 139 12 50.1 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 11.5 bumpleak/osh mut
6 6 0 11.1 _bin/cxx-opt+bumproot/osh mut
7 7 0 12.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 9.8 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 9 0 8.5 osh-native mut+alloc+free+gc+exit
12 12 0 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
8 0 8 9.7 osh-native-souffle mut+alloc+free
9 9 0 8.1 osh-native-souffle mut+alloc+free+gc
9 9 0 8.0 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 1.4 dash -
29 29 0 3.0 bash -
23 19 4 3.1 zsh -
18 7 11 32.2 bumpleak/osh mut
26 26 0 33.0 _bin/cxx-opt+bumproot/osh mut
28 20 8 33.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 20 16 26.5 osh-native mut+alloc
38 21 17 26.6 osh-native mut+alloc+free
27 27 0 8.0 osh-native mut+alloc+free+gc
27 27 0 8.0 osh-native mut+alloc+free+gc+exit
55 39 16 36.2 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 26 4 26.0 osh-native-souffle mut+alloc
31 23 8 26.2 osh-native-souffle mut+alloc+free
21 17 4 7.6 osh-native-souffle mut+alloc+free+gc
21 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 73 0 3.0 bash -
167 123 44 55.1 bumpleak/osh mut
182 103 79 55.9 _bin/cxx-opt+bumproot/osh mut
195 118 77 56.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 158 51 47.4 osh-native mut+alloc
221 142 79 49.0 osh-native mut+alloc+free
182 134 47 8.7 osh-native mut+alloc+free+gc
182 141 40 8.8 osh-native mut+alloc+free+gc+exit
232 144 88 63.6 _bin/cxx-opt+nopool/osh mut+alloc
208 152 56 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 111 91 46.9 osh-native-souffle mut+alloc
209 126 83 48.6 osh-native-souffle mut+alloc+free
175 107 68 8.3 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 3.5 dash -
20 11 9 4.3 bash -
18 9 10 3.4 zsh -
18 11 7 13.3 bumpleak/osh mut
19 12 8 12.4 _bin/cxx-opt+bumproot/osh mut
22 15 7 13.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 16 6 11.0 osh-native mut+alloc
22 20 3 11.1 osh-native mut+alloc+free
23 21 2 9.2 osh-native mut+alloc+free+gc
23 22 1 9.2 osh-native mut+alloc+free+gc+exit
24 11 14 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 23 2 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 6 14 10.6 osh-native-souffle mut+alloc
21 15 6 10.9 osh-native-souffle mut+alloc+free
21 19 3 8.7 osh-native-souffle mut+alloc+free+gc
22 10 12 8.5 osh-native-souffle mut+alloc+free+gc+exit