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 34 3 9 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 147 25 62 44.5 50.0 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 136 24 59 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 8.5 101,935 180 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 7.7 579,599 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 173 0 3 10.3 8.3 995,280 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 8.5 116,311 277 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
6 3 3 1.6 dash -
24 23 0 3.0 bash -
105 71 40 3.4 zsh -
16 12 4 29.2 bumpleak/osh mut
19 15 4 29.6 _bin/cxx-opt+bumproot/osh mut
22 18 4 29.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 22 7 25.2 osh-native mut+alloc
31 19 12 25.6 osh-native mut+alloc+free
34 26 9 18.0 osh-native mut+alloc+free+gc
36 28 8 17.8 osh-native mut+alloc+free+gc+exit
43 31 12 32.7 _bin/cxx-opt+nopool/osh mut+alloc
48 40 8 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 19 8 24.5 osh-native-souffle mut+alloc
28 20 8 25.3 osh-native-souffle mut+alloc+free
32 32 0 17.4 osh-native-souffle mut+alloc+free+gc
33 29 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
22 14 7 1.4 dash -
77 77 0 3.3 bash -
376 236 161 3.7 zsh -
48 36 12 85.0 bumpleak/osh mut
60 48 12 84.4 _bin/cxx-opt+bumproot/osh mut
70 61 8 85.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 60 36 73.4 osh-native mut+alloc
106 63 43 75.2 osh-native mut+alloc+free
147 127 20 50.0 osh-native mut+alloc+free+gc
149 114 35 50.6 osh-native mut+alloc+free+gc+exit
139 95 44 97.6 _bin/cxx-opt+nopool/osh mut+alloc
218 197 20 67.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 40 48 73.0 osh-native-souffle mut+alloc
97 57 40 75.0 osh-native-souffle mut+alloc+free
136 124 12 51.0 osh-native-souffle mut+alloc+free+gc
142 118 24 51.8 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 3.0 bash -
8 4 4 3.3 zsh -
6 6 0 11.0 bumpleak/osh mut
6 6 0 11.1 _bin/cxx-opt+bumproot/osh mut
7 7 0 12.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.1 osh-native mut+alloc
8 8 0 10.2 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 4 4 8.5 osh-native mut+alloc+free+gc+exit
11 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 4 8 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 0 7 9.6 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
9 9 0 7.9 osh-native-souffle mut+alloc+free+gc
9 4 4 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
11 11 0 1.4 dash -
29 25 4 2.8 bash -
24 20 4 3.1 zsh -
18 13 4 31.1 bumpleak/osh mut
26 26 0 32.0 _bin/cxx-opt+bumproot/osh mut
28 28 0 33.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 16 20 26.3 osh-native mut+alloc
37 29 8 26.6 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
28 27 0 8.1 osh-native mut+alloc+free+gc+exit
55 46 8 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 21 8 26.1 osh-native-souffle mut+alloc
30 11 19 26.2 osh-native-souffle mut+alloc+free
22 18 4 7.7 osh-native-souffle mut+alloc+free+gc
21 21 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 69 4 3.0 bash -
174 123 51 55.0 bumpleak/osh mut
182 135 47 54.6 _bin/cxx-opt+bumproot/osh mut
194 153 40 57.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 131 80 47.3 osh-native mut+alloc
218 125 93 49.0 osh-native mut+alloc+free
181 145 36 8.7 osh-native mut+alloc+free+gc
180 112 68 8.7 osh-native mut+alloc+free+gc+exit
234 145 89 63.9 _bin/cxx-opt+nopool/osh mut+alloc
210 158 51 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 131 72 46.9 osh-native-souffle mut+alloc
210 142 67 48.7 osh-native-souffle mut+alloc+free
173 117 56 8.3 osh-native-souffle mut+alloc+free+gc
171 131 40 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 6 4 3.4 dash -
20 12 8 4.5 bash -
18 6 12 3.5 zsh -
20 10 10 13.0 bumpleak/osh mut
20 15 6 13.7 _bin/cxx-opt+bumproot/osh mut
20 5 15 12.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 7 10.9 osh-native mut+alloc
22 13 10 11.1 osh-native mut+alloc+free
22 15 7 9.0 osh-native mut+alloc+free+gc
22 10 13 9.0 osh-native mut+alloc+free+gc+exit
24 11 13 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 16 9 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 14 6 10.6 osh-native-souffle mut+alloc
21 11 10 10.7 osh-native-souffle mut+alloc+free
21 18 4 8.5 osh-native-souffle mut+alloc+free+gc
22 16 6 8.7 osh-native-souffle mut+alloc+free+gc+exit