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 4 10 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 34 4 10 12.0 17.7 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 143 22 57 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 140 24 62 45.9 50.9 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 27 0 1 2.1 7.9 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 181 0 3 10.3 8.8 995,281 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
7 7 0 1.4 dash -
23 23 0 3.0 bash -
105 67 44 3.4 zsh -
16 12 4 29.7 bumpleak/osh mut
19 15 4 28.8 _bin/cxx-opt+bumproot/osh mut
22 22 0 30.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 21 8 25.2 osh-native mut+alloc
31 19 12 25.6 osh-native mut+alloc+free
35 31 4 18.0 osh-native mut+alloc+free+gc
37 37 0 18.1 osh-native mut+alloc+free+gc+exit
43 31 12 32.6 _bin/cxx-opt+nopool/osh mut+alloc
48 40 8 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 18 9 24.6 osh-native-souffle mut+alloc
29 28 0 25.3 osh-native-souffle mut+alloc+free
34 19 15 17.7 osh-native-souffle mut+alloc+free+gc
35 34 0 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 1.4 dash -
78 78 0 3.1 bash -
375 222 174 3.4 zsh -
48 32 16 84.2 bumpleak/osh mut
59 51 8 84.5 _bin/cxx-opt+bumproot/osh mut
69 53 16 86.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 56 40 73.4 osh-native mut+alloc
104 76 28 75.2 osh-native mut+alloc+free
143 127 16 49.7 osh-native mut+alloc+free+gc
148 125 23 50.4 osh-native mut+alloc+free+gc+exit
138 109 28 99.5 _bin/cxx-opt+nopool/osh mut+alloc
204 183 20 67.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 59 27 73.1 osh-native-souffle mut+alloc
95 58 37 75.0 osh-native-souffle mut+alloc+free
140 120 20 50.9 osh-native-souffle mut+alloc+free+gc
141 117 24 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 3 3 2.9 bash -
8 0 7 3.3 zsh -
6 5 0 11.8 bumpleak/osh mut
7 3 3 11.4 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.0 osh-native mut+alloc
9 0 9 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 4 4 8.5 osh-native mut+alloc+free+gc+exit
12 8 4 11.3 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 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 4 4 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 10 0 1.6 dash -
29 28 0 2.9 bash -
24 20 4 3.1 zsh -
18 15 4 30.9 bumpleak/osh mut
26 17 9 32.6 _bin/cxx-opt+bumproot/osh mut
28 23 4 31.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.3 osh-native mut+alloc
37 20 16 26.7 osh-native mut+alloc+free
27 23 4 7.9 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
55 39 16 36.3 _bin/cxx-opt+nopool/osh mut+alloc
37 26 11 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 19 11 26.0 osh-native-souffle mut+alloc
31 19 12 26.3 osh-native-souffle mut+alloc+free
22 21 0 7.6 osh-native-souffle mut+alloc+free+gc
22 17 4 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
72 72 0 3.1 bash -
167 115 52 54.3 bumpleak/osh mut
182 150 32 56.0 _bin/cxx-opt+bumproot/osh mut
194 109 85 56.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 144 68 47.4 osh-native mut+alloc
216 148 68 49.1 osh-native mut+alloc+free
181 128 52 8.8 osh-native mut+alloc+free+gc
179 114 65 8.7 osh-native mut+alloc+free+gc+exit
233 124 108 63.6 _bin/cxx-opt+nopool/osh mut+alloc
209 149 59 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 148 56 47.0 osh-native-souffle mut+alloc
211 115 95 48.6 osh-native-souffle mut+alloc+free
174 137 36 8.3 osh-native-souffle mut+alloc+free+gc
175 122 53 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 6 4 3.4 dash -
20 18 3 4.5 bash -
18 10 8 3.5 zsh -
18 10 8 11.6 bumpleak/osh mut
19 9 11 13.8 _bin/cxx-opt+bumproot/osh mut
22 15 8 13.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 13 9 10.9 osh-native mut+alloc
22 17 5 11.3 osh-native mut+alloc+free
22 17 5 9.2 osh-native mut+alloc+free+gc
22 20 3 9.0 osh-native mut+alloc+free+gc+exit
25 23 3 12.6 _bin/cxx-opt+nopool/osh mut+alloc
25 18 7 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 19 2 10.7 osh-native-souffle mut+alloc
21 19 3 10.7 osh-native-souffle mut+alloc+free
21 13 8 8.7 osh-native-souffle mut+alloc+free+gc
21 13 9 8.7 osh-native-souffle mut+alloc+free+gc+exit