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 36 4 9 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 4 10 12.0 17.3 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 174 28 87 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 142 26 64 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 10 1 2 2.4 8.0 101,935 180 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 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 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 3 3 1.6 dash -
23 23 0 2.9 bash -
104 68 43 3.3 zsh -
17 10 7 28.4 bumpleak/osh mut
19 15 4 29.1 _bin/cxx-opt+bumproot/osh mut
23 9 14 29.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 25 4 25.2 osh-native mut+alloc
32 24 8 25.6 osh-native mut+alloc+free
36 31 4 18.0 osh-native mut+alloc+free+gc
37 26 11 18.0 osh-native mut+alloc+free+gc+exit
44 28 16 32.3 _bin/cxx-opt+nopool/osh mut+alloc
49 32 16 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 23 4 25.0 osh-native-souffle mut+alloc
29 25 4 25.3 osh-native-souffle mut+alloc+free
33 29 4 17.3 osh-native-souffle mut+alloc+free+gc
34 23 11 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 -
77 77 0 3.1 bash -
378 208 191 3.5 zsh -
48 33 15 85.4 bumpleak/osh mut
60 44 16 85.4 _bin/cxx-opt+bumproot/osh mut
73 53 20 86.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 48 48 73.4 osh-native mut+alloc
105 68 36 75.3 osh-native mut+alloc+free
174 146 28 49.7 osh-native mut+alloc+free+gc
166 138 28 50.5 osh-native mut+alloc+free+gc+exit
139 115 24 98.2 _bin/cxx-opt+nopool/osh mut+alloc
231 195 36 67.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 42 46 73.0 osh-native-souffle mut+alloc
96 54 42 74.8 osh-native-souffle mut+alloc+free
142 114 28 51.0 osh-native-souffle mut+alloc+free+gc
146 114 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 2 0 1.4 dash -
6 3 3 3.0 bash -
8 4 4 3.1 zsh -
6 3 3 10.5 bumpleak/osh mut
7 7 0 11.3 _bin/cxx-opt+bumproot/osh mut
7 7 0 10.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 9 0 10.0 osh-native mut+alloc
9 4 4 10.1 osh-native mut+alloc+free
9 4 4 8.5 osh-native mut+alloc+free+gc
10 5 5 8.5 osh-native mut+alloc+free+gc+exit
12 4 8 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 0 8 9.8 osh-native-souffle mut+alloc+free
10 5 5 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 7 4 1.4 dash -
29 29 0 2.9 bash -
24 12 12 3.3 zsh -
19 15 4 32.2 bumpleak/osh mut
26 25 0 33.3 _bin/cxx-opt+bumproot/osh mut
28 20 8 32.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.2 osh-native mut+alloc
38 26 11 26.6 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 28 0 7.7 osh-native mut+alloc+free+gc+exit
53 45 8 35.8 _bin/cxx-opt+nopool/osh mut+alloc
38 34 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 11 19 26.0 osh-native-souffle mut+alloc
32 24 8 26.0 osh-native-souffle mut+alloc+free
22 14 7 7.7 osh-native-souffle mut+alloc+free+gc
22 22 0 7.7 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 65 8 3.0 bash -
169 104 64 56.0 bumpleak/osh mut
179 123 56 56.0 _bin/cxx-opt+bumproot/osh mut
193 136 56 57.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 148 64 47.2 osh-native mut+alloc
220 140 80 49.1 osh-native mut+alloc+free
181 120 60 8.7 osh-native mut+alloc+free+gc
183 131 52 8.8 osh-native mut+alloc+free+gc+exit
230 139 91 64.3 _bin/cxx-opt+nopool/osh mut+alloc
208 140 68 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
211 158 51 46.9 osh-native-souffle mut+alloc
212 128 84 48.6 osh-native-souffle mut+alloc+free
174 117 57 8.3 osh-native-souffle mut+alloc+free+gc
175 99 76 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 8 2 3.5 dash -
20 12 8 4.5 bash -
18 10 9 3.5 zsh -
18 13 5 13.2 bumpleak/osh mut
20 10 10 12.7 _bin/cxx-opt+bumproot/osh mut
20 5 15 12.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 5 16 11.1 osh-native mut+alloc
23 6 17 11.3 osh-native mut+alloc+free
22 10 12 9.2 osh-native mut+alloc+free+gc
23 22 2 9.2 osh-native mut+alloc+free+gc+exit
24 24 1 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 19 7 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 8 10.6 osh-native-souffle mut+alloc
22 16 6 10.7 osh-native-souffle mut+alloc+free
21 16 6 8.7 osh-native-souffle mut+alloc+free+gc
21 14 8 8.7 osh-native-souffle mut+alloc+free+gc+exit