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 12.0 18.0 476,762 1,282 6 406,610 5 203,305 osh-native
parse.configure-cpython 33 3 9 12.0 17.4 476,762 1,282 6 406,326 5 203,163 osh-native-souffle
parse.configure-coreutils 142 22 56 44.5 49.8 1,653,350 4,764 12 1,025,532 6 764,309 osh-native
parse.configure-coreutils 133 22 57 44.5 49.3 1,653,349 4,764 12 1,025,522 6 764,304 osh-native-souffle
parse.abuild 9 1 1 2.6 8.7 101,953 180 2 75,036 1 37,518 osh-native
parse.abuild 8 1 1 2.6 8.3 101,953 180 2 75,026 1 37,513 osh-native-souffle
ex.compute-fib 28 0 1 2.2 8.1 579,717 22,608 12 50,000 0 2,922 osh-native
ex.compute-fib 22 0 2 2.2 7.6 579,717 22,608 12 50,000 0 2,917 osh-native-souffle
ex.bashcomp-parse-help 186 0 4 11.1 8.9 1,021,032 15,258 22 50,000 0 3,911 osh-native
ex.bashcomp-parse-help 178 0 4 11.1 8.4 1,021,031 15,258 22 50,000 0 3,916 osh-native-souffle
ex.abuild-print-help 21 1 2 2.8 9.0 116,336 277 3 85,254 1 42,627 osh-native
ex.abuild-print-help 20 1 2 2.8 8.5 116,336 277 3 85,244 1 42,622 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
6 5 1 1.6 dash -
23 22 1 3.1 bash -
99 46 60 3.4 zsh -
16 12 4 29.8 bumpleak/osh mut
19 17 2 30.1 _bin/cxx-opt+bumproot/osh mut
22 17 5 28.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 22 7 25.2 osh-native mut+alloc
31 22 9 25.8 osh-native mut+alloc+free
35 27 8 18.0 osh-native mut+alloc+free+gc
36 31 5 18.2 osh-native mut+alloc+free+gc+exit
42 27 15 32.4 _bin/cxx-opt+nopool/osh mut+alloc
47 37 10 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
28 11 17 24.8 osh-native-souffle mut+alloc
28 19 10 25.3 osh-native-souffle mut+alloc+free
33 22 11 17.4 osh-native-souffle mut+alloc+free+gc
33 30 3 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
21 21 0 1.6 dash -
78 77 1 3.3 bash -
389 219 194 3.4 zsh -
50 40 10 84.6 bumpleak/osh mut
60 48 12 86.4 _bin/cxx-opt+bumproot/osh mut
71 65 6 86.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 71 25 73.6 osh-native mut+alloc
105 72 33 75.4 osh-native mut+alloc+free
142 120 22 49.8 osh-native mut+alloc+free+gc
146 126 20 50.4 osh-native mut+alloc+free+gc+exit
141 88 53 98.9 _bin/cxx-opt+nopool/osh mut+alloc
201 179 22 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 59 28 73.3 osh-native-souffle mut+alloc
95 67 28 75.0 osh-native-souffle mut+alloc+free
133 102 31 49.3 osh-native-souffle mut+alloc+free+gc
143 122 21 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 1 1 1.4 dash -
5 4 1 2.9 bash -
7 4 3 3.3 zsh -
6 3 3 10.4 bumpleak/osh mut
6 3 3 10.8 _bin/cxx-opt+bumproot/osh mut
7 6 1 11.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 3 5 10.1 osh-native mut+alloc
8 4 4 10.2 osh-native mut+alloc+free
9 6 3 8.7 osh-native mut+alloc+free+gc
9 7 2 8.7 osh-native mut+alloc+free+gc+exit
12 5 7 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 8 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 3 5 9.7 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
8 6 2 8.3 osh-native-souffle mut+alloc+free+gc
8 7 1 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
11 10 1 1.6 dash -
28 27 1 2.9 bash -
23 19 4 3.3 zsh -
18 14 4 32.0 bumpleak/osh mut
27 25 2 32.8 _bin/cxx-opt+bumproot/osh mut
28 23 5 32.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 24 12 26.5 osh-native mut+alloc
37 31 6 26.6 osh-native mut+alloc+free
28 26 2 8.1 osh-native mut+alloc+free+gc
28 26 2 8.1 osh-native mut+alloc+free+gc+exit
55 39 15 35.9 _bin/cxx-opt+nopool/osh mut+alloc
38 35 3 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 17 12 26.1 osh-native-souffle mut+alloc
31 20 11 26.2 osh-native-souffle mut+alloc+free
22 21 1 7.6 osh-native-souffle mut+alloc+free+gc
22 20 2 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 70 3 3.3 bash -
165 116 49 57.3 bumpleak/osh mut
182 132 50 57.5 _bin/cxx-opt+bumproot/osh mut
194 128 66 58.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 141 73 49.0 osh-native mut+alloc
220 151 69 50.8 osh-native mut+alloc+free
186 133 53 8.9 osh-native mut+alloc+free+gc
181 136 44 8.7 osh-native mut+alloc+free+gc+exit
237 156 81 64.5 _bin/cxx-opt+nopool/osh mut+alloc
210 160 50 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 136 68 48.6 osh-native-souffle mut+alloc
214 149 65 50.4 osh-native-souffle mut+alloc+free
178 125 53 8.4 osh-native-souffle mut+alloc+free+gc
175 119 56 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
9 4 5 3.5 dash -
19 14 6 4.5 bash -
17 7 11 3.4 zsh -
19 8 11 12.5 bumpleak/osh mut
19 9 10 12.6 _bin/cxx-opt+bumproot/osh mut
19 7 13 12.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
20 11 10 11.1 osh-native mut+alloc
22 11 11 11.1 osh-native mut+alloc+free
21 12 10 9.0 osh-native mut+alloc+free+gc
22 11 11 9.0 osh-native mut+alloc+free+gc+exit
24 10 14 12.7 _bin/cxx-opt+nopool/osh mut+alloc
24 12 12 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 8 12 10.7 osh-native-souffle mut+alloc
20 8 13 10.7 osh-native-souffle mut+alloc+free
20 10 11 8.5 osh-native-souffle mut+alloc+free+gc
21 11 10 8.7 osh-native-souffle mut+alloc+free+gc+exit