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 18.1 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 144 21 58 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 136 23 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 1 2.1 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 21 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 8.9 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 174 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 9.2 116,311 277 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
6 6 0 1.6 dash -
23 23 0 3.1 bash -
105 57 55 3.5 zsh -
16 11 5 28.9 bumpleak/osh mut
19 15 4 28.6 _bin/cxx-opt+bumproot/osh mut
22 22 0 29.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 25 4 25.0 osh-native mut+alloc
31 23 8 25.7 osh-native mut+alloc+free
35 31 4 18.1 osh-native mut+alloc+free+gc
36 27 8 18.0 osh-native mut+alloc+free+gc+exit
43 31 12 32.9 _bin/cxx-opt+nopool/osh mut+alloc
48 32 16 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 13 13 24.9 osh-native-souffle mut+alloc
28 24 4 25.3 osh-native-souffle mut+alloc+free
32 28 4 17.6 osh-native-souffle mut+alloc+free+gc
33 16 16 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 21 0 1.4 dash -
78 78 0 3.1 bash -
377 225 172 3.7 zsh -
49 45 4 83.9 bumpleak/osh mut
59 38 21 86.2 _bin/cxx-opt+bumproot/osh mut
71 59 12 86.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 64 32 73.7 osh-native mut+alloc
103 71 32 75.4 osh-native mut+alloc+free
144 128 16 49.8 osh-native mut+alloc+free+gc
149 133 16 50.5 osh-native mut+alloc+free+gc+exit
137 85 52 99.2 _bin/cxx-opt+nopool/osh mut+alloc
202 161 40 68.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 60 28 73.1 osh-native-souffle mut+alloc
96 68 28 75.0 osh-native-souffle mut+alloc+free
136 108 28 51.0 osh-native-souffle mut+alloc+free+gc
138 114 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 3 3 3.0 bash -
8 4 4 3.4 zsh -
6 0 6 10.8 bumpleak/osh mut
6 6 0 10.7 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.0 osh-native mut+alloc
9 9 0 10.0 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 4 4 8.8 osh-native mut+alloc+free+gc+exit
12 4 8 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.6 osh-native-souffle mut+alloc
8 4 4 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
10 10 0 1.4 dash -
28 28 0 2.9 bash -
23 12 12 3.3 zsh -
18 11 7 31.6 bumpleak/osh mut
25 17 8 32.2 _bin/cxx-opt+bumproot/osh mut
28 20 8 33.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 20 16 26.3 osh-native mut+alloc
37 29 8 26.5 osh-native mut+alloc+free
28 23 5 8.0 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
54 29 25 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 23 8 26.1 osh-native-souffle mut+alloc
31 23 8 26.1 osh-native-souffle mut+alloc+free
21 21 0 7.6 osh-native-souffle mut+alloc+free+gc
21 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 73 0 3.0 bash -
168 132 36 55.6 bumpleak/osh mut
184 124 60 56.5 _bin/cxx-opt+bumproot/osh mut
194 126 67 57.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 128 84 47.3 osh-native mut+alloc
218 141 77 49.0 osh-native mut+alloc+free
181 125 56 8.9 osh-native mut+alloc+free+gc
182 138 44 8.8 osh-native mut+alloc+free+gc+exit
233 130 102 62.7 _bin/cxx-opt+nopool/osh mut+alloc
210 142 67 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 104 100 47.0 osh-native-souffle mut+alloc
210 157 52 48.6 osh-native-souffle mut+alloc+free
174 141 32 8.3 osh-native-souffle mut+alloc+free+gc
174 122 51 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 -
20 15 6 4.3 bash -
18 7 12 3.4 zsh -
19 12 8 12.8 bumpleak/osh mut
20 11 9 13.7 _bin/cxx-opt+bumproot/osh mut
21 13 8 14.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 6 15 11.0 osh-native mut+alloc
22 11 11 11.3 osh-native mut+alloc+free
22 11 11 9.2 osh-native mut+alloc+free+gc
22 18 5 9.2 osh-native mut+alloc+free+gc+exit
25 15 10 12.8 _bin/cxx-opt+nopool/osh mut+alloc
24 15 10 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 9 10.7 osh-native-souffle mut+alloc
21 12 9 10.7 osh-native-souffle mut+alloc+free
21 19 2 8.7 osh-native-souffle mut+alloc+free+gc
22 12 11 8.5 osh-native-souffle mut+alloc+free+gc+exit