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 18.2 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 3 9 12.0 17.7 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 149 24 63 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 165 30 84 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 8.7 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 9 1 2 2.4 8.0 101,935 180 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 21 0 1 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 182 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 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 8.9 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 1 2 2.8 8.4 116,311 277 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 2.9 bash -
105 41 71 3.5 zsh -
17 13 4 28.3 bumpleak/osh mut
20 20 0 28.7 _bin/cxx-opt+bumproot/osh mut
23 19 4 28.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 8 21 25.2 osh-native mut+alloc
31 23 8 25.4 osh-native mut+alloc+free
35 23 12 18.2 osh-native mut+alloc+free+gc
36 24 12 18.1 osh-native mut+alloc+free+gc+exit
43 27 16 33.1 _bin/cxx-opt+nopool/osh mut+alloc
51 43 8 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.9 osh-native-souffle mut+alloc
28 12 16 25.3 osh-native-souffle mut+alloc+free
33 24 8 17.7 osh-native-souffle mut+alloc+free+gc
34 21 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
21 21 0 1.6 dash -
77 77 0 3.3 bash -
377 212 186 3.7 zsh -
49 34 15 84.2 bumpleak/osh mut
60 47 12 84.3 _bin/cxx-opt+bumproot/osh mut
72 64 8 86.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 48 48 73.5 osh-native mut+alloc
105 70 35 75.4 osh-native mut+alloc+free
149 117 31 49.7 osh-native mut+alloc+free+gc
154 126 28 50.3 osh-native mut+alloc+free+gc+exit
138 97 41 99.1 _bin/cxx-opt+nopool/osh mut+alloc
211 175 36 66.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 52 36 73.1 osh-native-souffle mut+alloc
98 74 25 75.1 osh-native-souffle mut+alloc+free
165 141 24 50.9 osh-native-souffle mut+alloc+free+gc
149 124 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 0 2 1.3 dash -
6 6 0 3.0 bash -
8 8 0 3.3 zsh -
6 0 6 10.6 bumpleak/osh mut
6 6 0 12.4 _bin/cxx-opt+bumproot/osh mut
8 4 4 11.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.0 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
9 9 0 8.7 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
12 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
8 0 8 9.7 osh-native-souffle mut+alloc
8 0 8 9.7 osh-native-souffle mut+alloc+free
9 9 0 8.0 osh-native-souffle mut+alloc+free+gc
9 9 0 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 11 0 1.4 dash -
29 29 0 2.9 bash -
24 20 4 3.3 zsh -
18 18 0 31.2 bumpleak/osh mut
26 15 11 32.8 _bin/cxx-opt+bumproot/osh mut
28 20 8 32.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 20 16 26.5 osh-native mut+alloc
39 30 8 26.6 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
29 28 0 8.0 osh-native mut+alloc+free+gc+exit
54 35 19 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 17 13 26.0 osh-native-souffle mut+alloc
32 16 16 26.2 osh-native-souffle mut+alloc+free
21 14 7 7.6 osh-native-souffle mut+alloc+free+gc
22 18 4 7.5 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 3.1 bash -
169 104 64 54.8 bumpleak/osh mut
185 124 60 55.3 _bin/cxx-opt+bumproot/osh mut
196 152 44 55.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 152 60 47.4 osh-native mut+alloc
217 158 59 49.0 osh-native mut+alloc+free
182 110 71 8.7 osh-native mut+alloc+free+gc
180 104 76 8.7 osh-native mut+alloc+free+gc+exit
232 136 96 63.7 _bin/cxx-opt+nopool/osh mut+alloc
213 153 60 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 139 67 47.0 osh-native-souffle mut+alloc
209 132 76 48.7 osh-native-souffle mut+alloc+free
175 126 49 8.3 osh-native-souffle mut+alloc+free+gc
174 137 36 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 10 0 3.5 dash -
20 16 5 4.5 bash -
18 7 12 3.5 zsh -
18 13 5 13.2 bumpleak/osh mut
21 10 11 13.4 _bin/cxx-opt+bumproot/osh mut
20 8 13 13.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 12 10 11.1 osh-native mut+alloc
22 7 15 11.1 osh-native mut+alloc+free
22 18 4 8.9 osh-native mut+alloc+free+gc
22 12 11 8.9 osh-native mut+alloc+free+gc+exit
25 19 6 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 18 7 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 12 8 10.5 osh-native-souffle mut+alloc
21 14 8 10.7 osh-native-souffle mut+alloc+free
21 21 1 8.4 osh-native-souffle mut+alloc+free+gc
22 15 7 8.7 osh-native-souffle mut+alloc+free+gc+exit