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 143 22 57 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 133 22 56 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 2 2.1 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 183 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 20 1 2 2.8 8.8 116,311 277 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 -
104 51 58 3.3 zsh -
16 16 0 28.1 bumpleak/osh mut
19 18 0 29.3 _bin/cxx-opt+bumproot/osh mut
23 19 4 28.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 25 4 25.4 osh-native mut+alloc
31 26 4 25.7 osh-native mut+alloc+free
35 30 4 18.1 osh-native mut+alloc+free+gc
37 28 8 18.1 osh-native mut+alloc+free+gc+exit
42 23 19 32.0 _bin/cxx-opt+nopool/osh mut+alloc
48 36 12 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.6 osh-native-souffle mut+alloc
28 20 8 25.2 osh-native-souffle mut+alloc+free
32 28 4 17.6 osh-native-souffle mut+alloc+free+gc
32 24 8 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
21 18 4 1.6 dash -
78 74 4 3.0 bash -
375 229 166 3.5 zsh -
49 32 16 84.1 bumpleak/osh mut
59 47 12 85.9 _bin/cxx-opt+bumproot/osh mut
71 58 12 85.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 72 24 73.4 osh-native mut+alloc
105 82 23 75.5 osh-native mut+alloc+free
143 115 28 49.8 osh-native mut+alloc+free+gc
147 130 16 50.3 osh-native mut+alloc+free+gc+exit
138 94 43 98.5 _bin/cxx-opt+nopool/osh mut+alloc
203 155 48 68.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 43 43 73.1 osh-native-souffle mut+alloc
95 67 28 75.0 osh-native-souffle mut+alloc+free
133 96 36 51.0 osh-native-souffle mut+alloc+free+gc
137 113 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 3 3 2.9 bash -
8 8 0 3.3 zsh -
6 6 0 12.1 bumpleak/osh mut
6 3 3 11.0 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.0 osh-native mut+alloc
9 9 0 10.0 osh-native mut+alloc+free
9 4 4 8.5 osh-native mut+alloc+free+gc
9 6 3 8.5 osh-native mut+alloc+free+gc+exit
12 11 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 4 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.6 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
9 9 0 7.9 osh-native-souffle mut+alloc+free+gc
9 6 3 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
10 7 3 1.6 dash -
28 28 0 2.9 bash -
24 20 4 3.3 zsh -
18 14 4 31.4 bumpleak/osh mut
25 14 10 31.6 _bin/cxx-opt+bumproot/osh mut
28 12 16 32.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.3 osh-native mut+alloc
36 20 16 26.6 osh-native mut+alloc+free
28 27 0 8.0 osh-native mut+alloc+free+gc
28 23 4 7.9 osh-native mut+alloc+free+gc+exit
52 45 7 36.2 _bin/cxx-opt+nopool/osh mut+alloc
37 36 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 25 4 26.1 osh-native-souffle mut+alloc
30 19 11 26.3 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
22 22 0 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 -
168 112 56 54.9 bumpleak/osh mut
183 131 52 56.1 _bin/cxx-opt+bumproot/osh mut
194 122 71 56.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 136 76 47.3 osh-native mut+alloc
219 150 69 49.0 osh-native mut+alloc+free
183 127 56 8.7 osh-native mut+alloc+free+gc
182 135 48 8.7 osh-native mut+alloc+free+gc+exit
233 133 101 63.1 _bin/cxx-opt+nopool/osh mut+alloc
209 150 59 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 131 72 47.0 osh-native-souffle mut+alloc
209 161 47 48.7 osh-native-souffle mut+alloc+free
174 107 67 8.3 osh-native-souffle mut+alloc+free+gc
174 133 40 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 1 3.5 dash -
20 18 2 4.5 bash -
18 6 12 3.5 zsh -
20 11 9 12.3 bumpleak/osh mut
19 18 2 12.5 _bin/cxx-opt+bumproot/osh mut
20 6 14 12.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 19 3 11.1 osh-native mut+alloc
22 17 5 11.1 osh-native mut+alloc+free
22 20 2 9.2 osh-native mut+alloc+free+gc
22 20 3 9.2 osh-native mut+alloc+free+gc+exit
24 19 6 12.7 _bin/cxx-opt+nopool/osh mut+alloc
24 14 11 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 7 13 10.6 osh-native-souffle mut+alloc
20 19 2 10.7 osh-native-souffle mut+alloc+free
20 10 11 8.8 osh-native-souffle mut+alloc+free+gc
21 19 3 8.7 osh-native-souffle mut+alloc+free+gc+exit