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 151 24 65 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 143 27 63 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 8.7 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 9 1 2 2.4 8.1 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 1 2.1 7.9 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 21 0 1 2.1 7.7 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 182 0 3 10.3 8.5 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 173 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 6 0 1.4 dash -
24 20 4 2.9 bash -
102 54 55 3.4 zsh -
16 16 0 29.5 bumpleak/osh mut
20 14 5 30.5 _bin/cxx-opt+bumproot/osh mut
23 11 11 29.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 21 8 25.3 osh-native mut+alloc
32 27 4 25.7 osh-native mut+alloc+free
35 27 8 18.1 osh-native mut+alloc+free+gc
36 32 4 18.1 osh-native mut+alloc+free+gc+exit
42 19 23 32.5 _bin/cxx-opt+nopool/osh mut+alloc
47 47 0 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 22 4 24.8 osh-native-souffle mut+alloc
28 16 12 25.0 osh-native-souffle mut+alloc+free
32 32 0 17.6 osh-native-souffle mut+alloc+free+gc
33 20 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 1.6 dash -
78 78 0 3.3 bash -
377 208 191 3.5 zsh -
49 41 8 85.5 bumpleak/osh mut
59 47 12 84.2 _bin/cxx-opt+bumproot/osh mut
70 54 16 85.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 58 39 73.4 osh-native mut+alloc
106 66 39 75.3 osh-native mut+alloc+free
151 123 28 49.8 osh-native mut+alloc+free+gc
153 125 28 50.5 osh-native mut+alloc+free+gc+exit
139 79 59 97.9 _bin/cxx-opt+nopool/osh mut+alloc
215 186 28 67.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 60 28 73.1 osh-native-souffle mut+alloc
97 54 42 74.8 osh-native-souffle mut+alloc+free
143 123 20 51.0 osh-native-souffle mut+alloc+free+gc
144 115 28 51.8 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 6 0 2.9 bash -
8 4 4 3.1 zsh -
6 3 3 10.6 bumpleak/osh mut
6 3 3 10.5 _bin/cxx-opt+bumproot/osh mut
7 0 7 11.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.1 osh-native mut+alloc
8 0 8 10.0 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
11 7 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.6 osh-native-souffle mut+alloc
8 0 8 9.6 osh-native-souffle mut+alloc+free
9 9 0 8.1 osh-native-souffle mut+alloc+free+gc
9 4 4 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 10 0 1.4 dash -
29 29 0 2.9 bash -
24 23 0 3.3 zsh -
18 18 0 31.2 bumpleak/osh mut
25 21 4 33.0 _bin/cxx-opt+bumproot/osh mut
27 19 8 32.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 32 4 26.5 osh-native mut+alloc
37 28 8 26.6 osh-native mut+alloc+free
28 24 4 7.9 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
54 38 15 35.9 _bin/cxx-opt+nopool/osh mut+alloc
36 36 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 18 11 26.0 osh-native-souffle mut+alloc
31 27 4 26.1 osh-native-souffle mut+alloc+free
21 18 4 7.7 osh-native-souffle mut+alloc+free+gc
21 21 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 -
167 111 56 54.3 bumpleak/osh mut
182 114 67 54.9 _bin/cxx-opt+bumproot/osh mut
195 134 61 55.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 121 93 47.4 osh-native mut+alloc
221 165 56 49.1 osh-native mut+alloc+free
182 127 55 8.5 osh-native mut+alloc+free+gc
182 137 44 8.7 osh-native mut+alloc+free+gc+exit
232 160 72 64.3 _bin/cxx-opt+nopool/osh mut+alloc
210 147 63 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 132 72 47.0 osh-native-souffle mut+alloc
210 138 71 48.6 osh-native-souffle mut+alloc+free
173 126 47 8.3 osh-native-souffle mut+alloc+free+gc
174 125 48 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 13 7 4.5 bash -
18 16 2 3.5 zsh -
18 10 8 11.3 bumpleak/osh mut
20 10 10 12.3 _bin/cxx-opt+bumproot/osh mut
20 7 13 12.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 7 14 11.1 osh-native mut+alloc
22 11 12 10.9 osh-native mut+alloc+free
22 17 5 9.2 osh-native mut+alloc+free+gc
22 20 3 9.2 osh-native mut+alloc+free+gc+exit
24 15 10 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 15 10 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 9 10.6 osh-native-souffle mut+alloc
21 14 8 10.7 osh-native-souffle mut+alloc+free
21 7 14 8.7 osh-native-souffle mut+alloc+free+gc
21 12 10 8.5 osh-native-souffle mut+alloc+free+gc+exit