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 36 6 13 12.0 17.3 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 157 26 70 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 166 26 85 45.9 51.0 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 10 1 2 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 2 2.1 7.9 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 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 8.1 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 23 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
7 6 0 1.6 dash -
23 23 0 3.0 bash -
106 70 42 3.4 zsh -
16 12 4 29.0 bumpleak/osh mut
19 11 8 29.3 _bin/cxx-opt+bumproot/osh mut
23 18 4 30.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 25 4 25.2 osh-native mut+alloc
32 16 16 25.6 osh-native mut+alloc+free
36 28 8 18.0 osh-native mut+alloc+free+gc
41 30 11 18.1 osh-native mut+alloc+free+gc+exit
43 27 16 32.9 _bin/cxx-opt+nopool/osh mut+alloc
52 40 12 22.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.6 osh-native-souffle mut+alloc
29 24 4 25.3 osh-native-souffle mut+alloc+free
36 22 14 17.3 osh-native-souffle mut+alloc+free+gc
34 19 15 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 21 0 1.6 dash -
78 73 4 3.0 bash -
376 195 202 3.5 zsh -
50 41 8 85.0 bumpleak/osh mut
60 52 8 84.9 _bin/cxx-opt+bumproot/osh mut
71 47 24 85.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 70 27 73.4 osh-native mut+alloc
104 84 20 75.2 osh-native mut+alloc+free
157 137 20 49.8 osh-native mut+alloc+free+gc
176 148 28 50.5 osh-native mut+alloc+free+gc+exit
140 104 36 98.5 _bin/cxx-opt+nopool/osh mut+alloc
199 159 41 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 60 28 73.1 osh-native-souffle mut+alloc
98 69 28 75.0 osh-native-souffle mut+alloc+free
166 150 16 51.0 osh-native-souffle mut+alloc+free+gc
150 130 20 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 6 0 2.9 bash -
8 4 4 3.3 zsh -
6 3 3 12.2 bumpleak/osh mut
7 7 0 11.6 _bin/cxx-opt+bumproot/osh mut
8 8 0 11.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 3 6 10.1 osh-native mut+alloc
9 3 6 10.1 osh-native mut+alloc+free
10 6 3 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 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.8 osh-native-souffle mut+alloc
9 0 8 9.7 osh-native-souffle mut+alloc+free
10 10 0 8.0 osh-native-souffle mut+alloc+free+gc
10 5 5 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
11 7 3 1.4 dash -
29 25 4 2.9 bash -
24 20 4 3.3 zsh -
18 18 0 31.4 bumpleak/osh mut
26 25 0 32.4 _bin/cxx-opt+bumproot/osh mut
28 20 8 31.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 33 4 26.2 osh-native mut+alloc
39 23 16 26.5 osh-native mut+alloc+free
28 28 0 7.9 osh-native mut+alloc+free+gc
28 28 0 7.9 osh-native mut+alloc+free+gc+exit
56 43 12 36.3 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 19 12 25.8 osh-native-souffle mut+alloc
32 28 4 26.1 osh-native-souffle mut+alloc+free
22 22 0 7.5 osh-native-souffle mut+alloc+free+gc
22 15 7 7.6 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 3.1 bash -
167 82 86 54.8 bumpleak/osh mut
185 141 44 56.0 _bin/cxx-opt+bumproot/osh mut
196 112 84 57.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 144 68 47.4 osh-native mut+alloc
217 129 88 49.1 osh-native mut+alloc+free
183 134 49 8.7 osh-native mut+alloc+free+gc
183 127 55 8.8 osh-native mut+alloc+free+gc+exit
235 141 93 64.0 _bin/cxx-opt+nopool/osh mut+alloc
214 178 36 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 129 77 46.7 osh-native-souffle mut+alloc
211 143 68 48.5 osh-native-souffle mut+alloc+free
175 127 48 8.1 osh-native-souffle mut+alloc+free+gc
176 136 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 2 3.4 dash -
20 16 4 4.3 bash -
18 12 7 3.5 zsh -
19 17 2 11.4 bumpleak/osh mut
20 11 9 12.3 _bin/cxx-opt+bumproot/osh mut
22 11 11 13.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 11 11 11.0 osh-native mut+alloc
23 20 4 11.1 osh-native mut+alloc+free
23 15 8 9.2 osh-native mut+alloc+free+gc
25 19 7 9.2 osh-native mut+alloc+free+gc+exit
25 15 11 12.5 _bin/cxx-opt+nopool/osh mut+alloc
26 21 5 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 15 6 10.5 osh-native-souffle mut+alloc
22 17 5 10.9 osh-native-souffle mut+alloc+free
21 12 10 8.7 osh-native-souffle mut+alloc+free+gc
22 16 7 8.7 osh-native-souffle mut+alloc+free+gc+exit