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 18.0 476,755 1,282 6 406,612 5 203,306 osh-native
parse.configure-cpython 32 3 9 12.0 17.4 476,755 1,282 6 406,208 5 203,104 osh-native-souffle
parse.configure-coreutils 144 22 59 44.5 49.6 1,653,343 4,764 12 1,025,534 6 764,310 osh-native
parse.configure-coreutils 138 24 62 44.5 49.4 1,653,342 4,764 12 1,025,404 6 764,245 osh-native-souffle
parse.abuild 9 1 1 2.6 8.7 101,946 180 2 75,038 1 37,519 osh-native
parse.abuild 9 1 2 2.4 8.0 101,946 180 3 87,100 1 43,550 osh-native-souffle
ex.compute-fib 27 0 1 2.1 8.0 579,610 22,608 12 50,000 0 2,923 osh-native
ex.compute-fib 21 0 1 2.1 7.5 579,610 22,608 12 50,000 0 2,862 osh-native-souffle
ex.bashcomp-parse-help 182 0 3 10.3 8.9 995,292 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 22 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 3 3 1.4 dash -
23 19 4 3.1 bash -
105 60 51 3.5 zsh -
16 8 8 28.6 bumpleak/osh mut
19 12 8 30.0 _bin/cxx-opt+bumproot/osh mut
23 19 4 29.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 18 11 25.3 osh-native mut+alloc
33 16 16 25.7 osh-native mut+alloc+free
35 27 8 18.0 osh-native mut+alloc+free+gc
36 28 8 18.1 osh-native mut+alloc+free+gc+exit
43 23 20 32.4 _bin/cxx-opt+nopool/osh mut+alloc
48 35 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 26 0 24.9 osh-native-souffle mut+alloc
28 24 4 25.3 osh-native-souffle mut+alloc+free
32 24 8 17.4 osh-native-souffle mut+alloc+free+gc
33 28 4 17.8 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 17 4 1.4 dash -
79 75 4 3.1 bash -
377 223 175 3.4 zsh -
48 36 12 84.5 bumpleak/osh mut
60 45 15 85.1 _bin/cxx-opt+bumproot/osh mut
70 50 19 85.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 60 36 73.4 osh-native mut+alloc
107 75 31 75.2 osh-native mut+alloc+free
144 112 32 49.6 osh-native mut+alloc+free+gc
149 113 35 50.5 osh-native mut+alloc+free+gc+exit
138 81 57 99.5 _bin/cxx-opt+nopool/osh mut+alloc
202 165 36 67.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 43 43 73.1 osh-native-souffle mut+alloc
95 68 28 74.8 osh-native-souffle mut+alloc+free
138 130 8 49.4 osh-native-souffle mut+alloc+free+gc
138 122 16 49.9 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 1.3 dash -
6 3 3 2.9 bash -
8 7 0 3.3 zsh -
6 6 0 12.2 bumpleak/osh mut
6 6 0 12.3 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.1 osh-native mut+alloc
9 5 5 10.2 osh-native mut+alloc+free
9 3 6 8.7 osh-native mut+alloc+free+gc
9 4 4 8.5 osh-native mut+alloc+free+gc+exit
12 12 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 7 4 9.4 _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 4 4 8.0 osh-native-souffle mut+alloc+free+gc
9 4 4 7.9 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 1.3 dash -
28 28 0 2.9 bash -
23 23 0 3.3 zsh -
19 19 0 32.6 bumpleak/osh mut
25 21 4 31.4 _bin/cxx-opt+bumproot/osh mut
28 16 12 32.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.3 osh-native mut+alloc
37 33 4 26.7 osh-native mut+alloc+free
27 27 0 8.0 osh-native mut+alloc+free+gc
28 27 0 8.0 osh-native mut+alloc+free+gc+exit
55 38 17 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 13 17 26.0 osh-native-souffle mut+alloc
31 23 8 26.1 osh-native-souffle mut+alloc+free
21 17 4 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 3.3 bash -
166 113 53 55.2 bumpleak/osh mut
182 113 69 54.6 _bin/cxx-opt+bumproot/osh mut
191 123 68 55.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 158 53 47.4 osh-native mut+alloc
219 159 60 49.0 osh-native mut+alloc+free
182 150 32 8.9 osh-native mut+alloc+free+gc
181 113 68 8.7 osh-native mut+alloc+free+gc+exit
232 136 96 63.7 _bin/cxx-opt+nopool/osh mut+alloc
211 163 48 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 85 121 46.9 osh-native-souffle mut+alloc
212 152 60 48.6 osh-native-souffle mut+alloc+free
175 111 64 8.3 osh-native-souffle mut+alloc+free+gc
176 140 36 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 -
19 12 8 4.5 bash -
18 14 5 3.4 zsh -
18 12 7 12.0 bumpleak/osh mut
19 12 8 11.9 _bin/cxx-opt+bumproot/osh mut
22 9 13 13.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 11 10 11.0 osh-native mut+alloc
22 16 7 11.3 osh-native mut+alloc+free
22 11 11 9.2 osh-native mut+alloc+free+gc
22 10 12 9.0 osh-native mut+alloc+free+gc+exit
24 14 11 12.8 _bin/cxx-opt+nopool/osh mut+alloc
24 20 5 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 7 10.6 osh-native-souffle mut+alloc
21 17 5 10.6 osh-native-souffle mut+alloc+free
21 13 8 8.7 osh-native-souffle mut+alloc+free+gc
21 17 5 8.7 osh-native-souffle mut+alloc+free+gc+exit