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 17.8 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.7 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 141 22 56 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 134 22 57 45.9 50.9 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 7.7 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 27 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 8.8 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 174 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 9.2 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 20 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 -
23 19 4 3.1 bash -
104 59 51 3.3 zsh -
17 12 4 29.7 bumpleak/osh mut
19 15 4 30.1 _bin/cxx-opt+bumproot/osh mut
22 18 4 30.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 12 16 25.2 osh-native mut+alloc
30 30 0 25.6 osh-native mut+alloc+free
34 30 4 17.8 osh-native mut+alloc+free+gc
35 35 0 18.1 osh-native mut+alloc+free+gc+exit
42 27 15 32.6 _bin/cxx-opt+nopool/osh mut+alloc
47 35 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 17 8 24.9 osh-native-souffle mut+alloc
28 16 12 25.3 osh-native-souffle mut+alloc+free
32 28 4 17.7 osh-native-souffle mut+alloc+free+gc
33 33 0 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 22 0 1.4 dash -
79 78 0 3.1 bash -
381 225 178 3.5 zsh -
48 40 8 85.3 bumpleak/osh mut
60 48 12 85.3 _bin/cxx-opt+bumproot/osh mut
70 62 8 85.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 52 44 73.4 osh-native mut+alloc
103 59 44 75.4 osh-native mut+alloc+free
141 118 24 49.8 osh-native mut+alloc+free+gc
147 103 44 50.5 osh-native mut+alloc+free+gc+exit
139 103 36 98.5 _bin/cxx-opt+nopool/osh mut+alloc
204 176 28 67.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 59 27 73.1 osh-native-souffle mut+alloc
95 75 20 75.0 osh-native-souffle mut+alloc+free
134 110 24 50.9 osh-native-souffle mut+alloc+free+gc
138 113 24 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 6 0 2.9 bash -
8 0 7 3.3 zsh -
6 3 3 11.8 bumpleak/osh mut
7 3 3 11.1 _bin/cxx-opt+bumproot/osh mut
7 0 7 11.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 9.7 osh-native mut+alloc
8 4 4 10.2 osh-native mut+alloc+free
9 9 0 8.4 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
11 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 7 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 7 0 9.4 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 4 4 7.7 osh-native-souffle mut+alloc+free+gc
9 6 3 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 7 3 1.4 dash -
28 24 4 3.0 bash -
24 12 12 3.3 zsh -
18 9 9 31.4 bumpleak/osh mut
25 17 8 33.1 _bin/cxx-opt+bumproot/osh mut
28 20 8 32.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 20 16 26.3 osh-native mut+alloc
37 28 8 26.6 osh-native mut+alloc+free
27 23 4 8.0 osh-native mut+alloc+free+gc
28 23 4 8.0 osh-native mut+alloc+free+gc+exit
54 42 12 35.7 _bin/cxx-opt+nopool/osh mut+alloc
36 36 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 25 4 26.1 osh-native-souffle mut+alloc
30 17 13 26.0 osh-native-souffle mut+alloc+free
21 17 4 7.6 osh-native-souffle mut+alloc+free+gc
22 18 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
72 60 12 3.1 bash -
166 111 55 55.3 bumpleak/osh mut
182 114 67 56.5 _bin/cxx-opt+bumproot/osh mut
194 117 77 55.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 128 84 47.4 osh-native mut+alloc
219 147 71 49.0 osh-native mut+alloc+free
181 126 55 8.8 osh-native mut+alloc+free+gc
181 125 56 8.9 osh-native mut+alloc+free+gc+exit
232 172 60 63.1 _bin/cxx-opt+nopool/osh mut+alloc
210 142 69 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
202 115 87 46.9 osh-native-souffle mut+alloc
209 166 43 48.6 osh-native-souffle mut+alloc+free
174 87 87 8.0 osh-native-souffle mut+alloc+free+gc
172 108 64 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
10 10 0 3.4 dash -
19 15 5 4.5 bash -
17 9 9 3.5 zsh -
20 18 2 12.6 bumpleak/osh mut
21 13 7 13.0 _bin/cxx-opt+bumproot/osh mut
21 18 3 13.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
20 19 2 11.0 osh-native mut+alloc
22 21 1 11.3 osh-native mut+alloc+free
22 14 9 9.2 osh-native mut+alloc+free+gc
22 20 3 9.2 osh-native mut+alloc+free+gc+exit
25 11 14 12.7 _bin/cxx-opt+nopool/osh mut+alloc
24 17 8 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 18 1 10.5 osh-native-souffle mut+alloc
21 13 8 10.7 osh-native-souffle mut+alloc+free
20 19 1 8.5 osh-native-souffle mut+alloc+free+gc
21 10 11 8.5 osh-native-souffle mut+alloc+free+gc+exit