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 37 5 11 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 34 4 10 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 151 24 65 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 146 25 68 45.9 51.0 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 10 1 1 2.6 8.4 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 10 1 2 2.4 7.7 101,935 180 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 23 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 4 10.3 8.1 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.2 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 22 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 1.4 dash -
24 23 0 3.1 bash -
106 69 44 3.4 zsh -
17 13 4 28.3 bumpleak/osh mut
19 16 4 29.8 _bin/cxx-opt+bumproot/osh mut
23 12 12 29.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 25 4 25.4 osh-native mut+alloc
32 24 8 25.6 osh-native mut+alloc+free
37 26 11 18.0 osh-native mut+alloc+free+gc
38 34 4 18.0 osh-native mut+alloc+free+gc+exit
44 32 12 33.3 _bin/cxx-opt+nopool/osh mut+alloc
54 45 8 22.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 19 8 24.9 osh-native-souffle mut+alloc
29 14 14 25.3 osh-native-souffle mut+alloc+free
34 18 15 17.4 osh-native-souffle mut+alloc+free+gc
36 24 12 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 18 4 1.4 dash -
77 74 4 3.1 bash -
376 218 180 3.4 zsh -
49 41 8 83.9 bumpleak/osh mut
59 51 8 84.7 _bin/cxx-opt+bumproot/osh mut
71 54 17 84.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 56 40 73.5 osh-native mut+alloc
109 78 31 75.2 osh-native mut+alloc+free
151 127 24 49.8 osh-native mut+alloc+free+gc
155 138 16 50.3 osh-native mut+alloc+free+gc+exit
139 91 48 99.1 _bin/cxx-opt+nopool/osh mut+alloc
220 188 32 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 64 24 73.1 osh-native-souffle mut+alloc
97 73 24 75.0 osh-native-souffle mut+alloc+free
146 113 32 51.0 osh-native-souffle mut+alloc+free+gc
150 118 32 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 0 2 1.3 dash -
6 6 0 2.9 bash -
8 0 7 3.3 zsh -
6 6 0 11.4 bumpleak/osh mut
7 3 3 10.9 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 9 0 10.1 osh-native mut+alloc
9 4 4 10.1 osh-native mut+alloc+free
10 3 6 8.4 osh-native mut+alloc+free+gc
10 5 5 8.5 osh-native mut+alloc+free+gc+exit
12 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
13 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
9 9 0 9.8 osh-native-souffle mut+alloc+free
10 5 5 7.7 osh-native-souffle mut+alloc+free+gc
10 3 6 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 10 0 1.4 dash -
29 29 0 2.9 bash -
24 20 4 3.3 zsh -
18 14 5 31.3 bumpleak/osh mut
26 21 4 31.6 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 32 4 26.5 osh-native mut+alloc
38 19 19 26.7 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
59 27 31 35.9 _bin/cxx-opt+nopool/osh mut+alloc
38 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 13 17 26.0 osh-native-souffle mut+alloc
31 19 12 26.2 osh-native-souffle mut+alloc+free
23 19 4 7.6 osh-native-souffle mut+alloc+free+gc
22 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 69 4 3.1 bash -
169 106 63 55.8 bumpleak/osh mut
187 123 63 56.2 _bin/cxx-opt+bumproot/osh mut
196 144 52 56.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 147 64 47.3 osh-native mut+alloc
219 143 76 49.1 osh-native mut+alloc+free
181 114 67 8.7 osh-native mut+alloc+free+gc
180 120 60 8.8 osh-native mut+alloc+free+gc+exit
231 142 89 64.0 _bin/cxx-opt+nopool/osh mut+alloc
210 166 44 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 114 90 46.9 osh-native-souffle mut+alloc
210 126 83 48.6 osh-native-souffle mut+alloc+free
175 110 65 8.1 osh-native-souffle mut+alloc+free+gc
174 118 55 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 9 2 3.4 dash -
20 12 9 4.5 bash -
18 5 14 3.5 zsh -
19 17 1 13.3 bumpleak/osh mut
20 11 8 13.9 _bin/cxx-opt+bumproot/osh mut
22 13 9 13.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 13 8 11.1 osh-native mut+alloc
22 13 10 11.0 osh-native mut+alloc+free
23 13 10 9.2 osh-native mut+alloc+free+gc
23 19 4 8.8 osh-native mut+alloc+free+gc+exit
24 19 6 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 21 4 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 10 10.7 osh-native-souffle mut+alloc
22 11 12 10.7 osh-native-souffle mut+alloc+free
22 20 2 8.7 osh-native-souffle mut+alloc+free+gc
22 13 10 8.7 osh-native-souffle mut+alloc+free+gc+exit