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 40 5 12 12.0 18.0 476,755 1,282 6 406,612 5 203,306 osh-native
parse.configure-cpython 33 3 9 12.0 17.4 476,755 1,282 6 406,208 5 203,104 osh-native-souffle
parse.configure-coreutils 156 24 70 44.5 49.7 1,653,343 4,764 12 1,025,534 6 764,310 osh-native
parse.configure-coreutils 146 24 70 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 10 1 2 2.4 8.0 101,946 180 3 87,100 1 43,550 osh-native-souffle
ex.compute-fib 29 0 2 2.1 8.0 579,610 22,608 12 50,000 0 2,923 osh-native
ex.compute-fib 22 0 2 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 8.9 995,292 15,258 21 50,000 0 3,905 osh-native
ex.bashcomp-parse-help 178 0 4 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 9.0 116,322 277 3 85,256 1 42,628 osh-native
ex.abuild-print-help 21 1 2 2.8 8.5 116,322 277 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
7 7 0 1.4 dash -
24 23 0 3.1 bash -
105 64 48 3.5 zsh -
17 10 6 29.6 bumpleak/osh mut
20 16 4 30.2 _bin/cxx-opt+bumproot/osh mut
23 15 8 29.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 17 13 25.2 osh-native mut+alloc
32 16 16 25.7 osh-native mut+alloc+free
40 35 4 18.0 osh-native mut+alloc+free+gc
38 34 4 18.1 osh-native mut+alloc+free+gc+exit
44 28 16 32.2 _bin/cxx-opt+nopool/osh mut+alloc
53 41 11 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.9 osh-native-souffle mut+alloc
29 17 12 25.3 osh-native-souffle mut+alloc+free
33 28 4 17.4 osh-native-souffle mut+alloc+free+gc
35 27 8 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
22 17 4 1.4 dash -
78 74 4 3.3 bash -
381 192 210 3.5 zsh -
48 44 4 84.4 bumpleak/osh mut
59 51 8 85.7 _bin/cxx-opt+bumproot/osh mut
70 70 0 86.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 65 32 73.7 osh-native mut+alloc
105 66 39 75.2 osh-native mut+alloc+free
156 144 12 49.7 osh-native mut+alloc+free+gc
162 145 16 50.3 osh-native mut+alloc+free+gc+exit
139 92 48 98.6 _bin/cxx-opt+nopool/osh mut+alloc
219 195 24 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 48 40 73.0 osh-native-souffle mut+alloc
97 58 39 75.0 osh-native-souffle mut+alloc+free
146 122 24 49.3 osh-native-souffle mut+alloc+free+gc
163 135 28 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 3 3 2.9 bash -
8 0 7 3.3 zsh -
6 6 0 11.4 bumpleak/osh mut
7 7 0 11.5 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 0 9 9.8 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
9 6 3 8.5 osh-native mut+alloc+free+gc
9 5 5 8.7 osh-native mut+alloc+free+gc+exit
12 12 0 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.7 osh-native-souffle mut+alloc
8 0 8 10.0 osh-native-souffle mut+alloc+free
10 6 3 8.0 osh-native-souffle mut+alloc+free+gc
9 3 6 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 10 0 1.4 dash -
29 29 0 2.9 bash -
24 24 0 3.3 zsh -
19 18 0 32.7 bumpleak/osh mut
25 21 4 31.5 _bin/cxx-opt+bumproot/osh mut
29 25 4 31.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.2 osh-native mut+alloc
38 33 4 26.5 osh-native mut+alloc+free
29 21 7 8.0 osh-native mut+alloc+free+gc
29 28 0 8.0 osh-native mut+alloc+free+gc+exit
54 37 17 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 19 11 25.7 osh-native-souffle mut+alloc
31 19 12 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
22 22 0 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 65 8 3.3 bash -
169 96 72 55.8 bumpleak/osh mut
182 118 63 55.0 _bin/cxx-opt+bumproot/osh mut
195 151 44 55.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 115 96 47.3 osh-native mut+alloc
218 145 72 49.0 osh-native mut+alloc+free
182 101 81 8.9 osh-native mut+alloc+free+gc
182 105 77 8.9 osh-native mut+alloc+free+gc+exit
233 121 113 64.1 _bin/cxx-opt+nopool/osh mut+alloc
212 144 68 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 136 68 47.0 osh-native-souffle mut+alloc
213 124 88 48.7 osh-native-souffle mut+alloc+free
178 105 73 8.3 osh-native-souffle mut+alloc+free+gc
175 123 52 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 3.5 dash -
20 12 9 4.3 bash -
18 11 7 3.4 zsh -
20 12 8 12.1 bumpleak/osh mut
21 18 3 12.7 _bin/cxx-opt+bumproot/osh mut
20 15 6 12.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 12 10 11.1 osh-native mut+alloc
23 22 1 11.1 osh-native mut+alloc+free
23 11 12 9.0 osh-native mut+alloc+free+gc
24 11 13 9.2 osh-native mut+alloc+free+gc+exit
25 14 11 12.8 _bin/cxx-opt+nopool/osh mut+alloc
26 20 6 9.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 14 7 10.6 osh-native-souffle mut+alloc
22 19 3 10.6 osh-native-souffle mut+alloc+free
21 12 9 8.5 osh-native-souffle mut+alloc+free+gc
23 12 11 8.7 osh-native-souffle mut+alloc+free+gc+exit