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 36 4 10 12.0 17.8 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 4 10 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 147 23 61 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 142 25 63 45.9 51.0 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 9 1 1 2.6 8.4 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 9 1 2 2.4 7.9 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 2 2.1 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 181 0 3 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 175 0 3 10.3 8.0 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,311 277 3 85,110 1 42,555 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 1.6 dash -
23 23 0 3.0 bash -
104 72 38 3.3 zsh -
16 12 4 29.3 bumpleak/osh mut
20 19 0 28.8 _bin/cxx-opt+bumproot/osh mut
23 18 4 29.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 12 16 25.0 osh-native mut+alloc
31 12 19 25.6 osh-native mut+alloc+free
36 24 12 17.8 osh-native mut+alloc+free+gc
37 28 8 18.1 osh-native mut+alloc+free+gc+exit
43 27 16 33.0 _bin/cxx-opt+nopool/osh mut+alloc
48 32 16 22.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 19 8 24.8 osh-native-souffle mut+alloc
28 18 11 25.0 osh-native-souffle mut+alloc+free
33 20 12 17.6 osh-native-souffle mut+alloc+free+gc
33 21 12 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
22 21 0 1.6 dash -
77 77 0 3.1 bash -
376 213 185 3.5 zsh -
49 45 4 84.4 bumpleak/osh mut
59 47 12 86.3 _bin/cxx-opt+bumproot/osh mut
71 70 0 85.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 80 16 73.4 osh-native mut+alloc
106 85 20 75.3 osh-native mut+alloc+free
147 130 16 49.7 osh-native mut+alloc+free+gc
158 130 28 50.5 osh-native mut+alloc+free+gc+exit
138 77 61 99.4 _bin/cxx-opt+nopool/osh mut+alloc
215 195 20 67.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 40 48 73.3 osh-native-souffle mut+alloc
96 52 44 74.8 osh-native-souffle mut+alloc+free
142 109 31 51.0 osh-native-souffle mut+alloc+free+gc
142 102 41 51.7 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 3.0 bash -
8 0 7 3.3 zsh -
6 6 0 10.3 bumpleak/osh mut
7 3 3 11.2 _bin/cxx-opt+bumproot/osh mut
7 4 4 12.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.0 osh-native mut+alloc
8 0 8 10.1 osh-native mut+alloc+free
9 3 6 8.4 osh-native mut+alloc+free+gc
9 5 5 8.5 osh-native mut+alloc+free+gc+exit
12 11 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 4 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 4 4 9.6 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
9 4 4 7.9 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
11 7 4 1.4 dash -
28 24 4 2.9 bash -
24 16 8 3.3 zsh -
19 19 0 32.0 bumpleak/osh mut
25 21 4 32.1 _bin/cxx-opt+bumproot/osh mut
28 24 4 33.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 20 16 26.5 osh-native mut+alloc
37 26 11 26.6 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 23 4 7.9 osh-native mut+alloc+free+gc+exit
53 38 15 35.7 _bin/cxx-opt+nopool/osh mut+alloc
37 29 7 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 26 4 26.0 osh-native-souffle mut+alloc
31 20 12 26.0 osh-native-souffle mut+alloc+free
22 14 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 68 4 3.0 bash -
166 95 71 55.0 bumpleak/osh mut
181 122 59 56.6 _bin/cxx-opt+bumproot/osh mut
191 155 36 56.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 139 71 47.4 osh-native mut+alloc
218 143 75 49.1 osh-native mut+alloc+free
181 141 40 8.7 osh-native mut+alloc+free+gc
181 122 59 8.7 osh-native mut+alloc+free+gc+exit
234 133 101 63.9 _bin/cxx-opt+nopool/osh mut+alloc
209 126 83 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 139 64 47.0 osh-native-souffle mut+alloc
211 123 87 48.6 osh-native-souffle mut+alloc+free
175 103 71 8.0 osh-native-souffle mut+alloc+free+gc
174 113 61 8.1 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 8 1 3.4 dash -
19 18 2 4.5 bash -
18 16 2 3.5 zsh -
19 12 8 12.6 bumpleak/osh mut
19 17 3 12.1 _bin/cxx-opt+bumproot/osh mut
20 17 4 13.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 6 11.1 osh-native mut+alloc
22 17 5 11.3 osh-native mut+alloc+free
22 14 8 9.0 osh-native mut+alloc+free+gc
22 21 2 8.8 osh-native mut+alloc+free+gc+exit
24 11 13 12.8 _bin/cxx-opt+nopool/osh mut+alloc
24 18 7 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 7 10.7 osh-native-souffle mut+alloc
21 18 4 10.7 osh-native-souffle mut+alloc+free
21 20 2 8.7 osh-native-souffle mut+alloc+free+gc
21 15 7 8.5 osh-native-souffle mut+alloc+free+gc+exit