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 10 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 3 10 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 160 25 73 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 156 28 77 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 8.5 101,935 180 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 1 2.1 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 2 2.1 7.5 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 183 0 4 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 8.4 995,280 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 8.5 116,311 277 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 -
24 23 0 2.9 bash -
104 57 53 3.4 zsh -
16 12 4 28.8 bumpleak/osh mut
19 19 0 29.4 _bin/cxx-opt+bumproot/osh mut
23 15 7 28.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 15 15 25.2 osh-native mut+alloc
31 27 4 25.7 osh-native mut+alloc+free
36 32 4 18.0 osh-native mut+alloc+free+gc
36 28 8 18.1 osh-native mut+alloc+free+gc+exit
43 26 17 32.2 _bin/cxx-opt+nopool/osh mut+alloc
49 33 16 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.8 osh-native-souffle mut+alloc
30 21 8 25.2 osh-native-souffle mut+alloc+free
33 29 4 17.6 osh-native-souffle mut+alloc+free+gc
34 23 11 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 -
78 70 8 3.1 bash -
379 220 179 3.5 zsh -
49 45 4 84.3 bumpleak/osh mut
61 52 8 84.4 _bin/cxx-opt+bumproot/osh mut
70 47 23 86.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 73 24 73.4 osh-native mut+alloc
105 73 32 75.2 osh-native mut+alloc+free
160 147 12 49.7 osh-native mut+alloc+free+gc
159 138 20 50.3 osh-native mut+alloc+free+gc+exit
139 106 33 98.4 _bin/cxx-opt+nopool/osh mut+alloc
219 199 20 67.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
90 62 27 73.1 osh-native-souffle mut+alloc
99 70 29 75.1 osh-native-souffle mut+alloc+free
156 143 12 51.0 osh-native-souffle mut+alloc+free+gc
157 132 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 1.4 dash -
6 3 3 2.9 bash -
8 4 4 3.3 zsh -
6 0 6 10.6 bumpleak/osh mut
7 0 7 11.1 _bin/cxx-opt+bumproot/osh mut
8 8 0 11.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 9 0 9.8 osh-native mut+alloc
9 9 0 10.2 osh-native mut+alloc+free
10 10 0 8.5 osh-native mut+alloc+free+gc
9 5 5 8.7 osh-native mut+alloc+free+gc+exit
12 12 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 8 0 9.7 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 9 0 7.9 osh-native-souffle mut+alloc+free+gc
9 5 5 7.7 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 3.0 bash -
23 19 5 3.1 zsh -
18 13 4 30.7 bumpleak/osh mut
28 27 0 33.1 _bin/cxx-opt+bumproot/osh mut
28 20 8 32.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
35 24 12 26.0 osh-native mut+alloc
37 28 8 26.2 osh-native mut+alloc+free
28 23 4 8.0 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
53 30 23 35.6 _bin/cxx-opt+nopool/osh mut+alloc
38 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 19 11 25.7 osh-native-souffle mut+alloc
31 15 15 25.8 osh-native-souffle mut+alloc+free
22 21 0 7.5 osh-native-souffle mut+alloc+free+gc
22 17 4 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 72 0 3.1 bash -
169 118 51 55.7 bumpleak/osh mut
183 159 24 56.1 _bin/cxx-opt+bumproot/osh mut
195 125 69 55.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 157 56 47.0 osh-native mut+alloc
220 164 56 48.7 osh-native mut+alloc+free
183 119 63 8.7 osh-native mut+alloc+free+gc
184 148 36 8.7 osh-native mut+alloc+free+gc+exit
236 164 72 63.7 _bin/cxx-opt+nopool/osh mut+alloc
211 167 44 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 149 56 46.5 osh-native-souffle mut+alloc
211 139 71 48.3 osh-native-souffle mut+alloc+free
175 123 52 8.4 osh-native-souffle mut+alloc+free+gc
177 116 60 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 7 3 3.5 dash -
20 13 7 4.5 bash -
18 10 8 3.4 zsh -
20 17 3 12.7 bumpleak/osh mut
20 15 5 12.3 _bin/cxx-opt+bumproot/osh mut
20 11 9 12.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 13 9 10.9 osh-native mut+alloc
22 20 2 11.1 osh-native mut+alloc+free
22 18 5 8.9 osh-native mut+alloc+free+gc
23 16 7 9.0 osh-native mut+alloc+free+gc+exit
25 15 10 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 12 13 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 12 9 10.6 osh-native-souffle mut+alloc
21 19 3 10.7 osh-native-souffle mut+alloc+free
21 11 11 8.5 osh-native-souffle mut+alloc+free+gc
22 15 8 8.5 osh-native-souffle mut+alloc+free+gc+exit