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 37 4 10 12.0 18.1 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 3 9 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 149 23 62 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 140 24 62 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 7.7 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 1 2.1 7.7 579,599 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 181 0 3 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 175 0 3 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 9.0 116,311 277 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 3 3 1.6 dash -
23 19 4 2.9 bash -
105 67 44 3.4 zsh -
16 8 8 29.9 bumpleak/osh mut
20 19 0 29.9 _bin/cxx-opt+bumproot/osh mut
22 21 0 29.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 15 15 25.3 osh-native mut+alloc
31 31 0 25.6 osh-native mut+alloc+free
37 24 12 18.1 osh-native mut+alloc+free+gc
37 33 4 18.1 osh-native mut+alloc+free+gc+exit
43 27 16 31.9 _bin/cxx-opt+nopool/osh mut+alloc
49 34 15 22.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 19 8 24.6 osh-native-souffle mut+alloc
28 10 17 25.3 osh-native-souffle mut+alloc+free
33 16 16 17.4 osh-native-souffle mut+alloc+free+gc
34 31 4 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 77 0 3.1 bash -
378 214 186 3.5 zsh -
48 40 8 85.9 bumpleak/osh mut
60 44 16 86.1 _bin/cxx-opt+bumproot/osh mut
69 46 23 86.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 52 44 73.5 osh-native mut+alloc
106 81 24 75.4 osh-native mut+alloc+free
149 128 20 49.8 osh-native mut+alloc+free+gc
154 133 20 50.5 osh-native mut+alloc+free+gc+exit
137 97 40 97.8 _bin/cxx-opt+nopool/osh mut+alloc
221 193 28 67.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 51 36 73.1 osh-native-souffle mut+alloc
96 72 24 75.0 osh-native-souffle mut+alloc+free
140 111 28 51.0 osh-native-souffle mut+alloc+free+gc
154 137 16 51.5 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 0 2 1.3 dash -
6 6 0 3.0 bash -
8 4 4 3.1 zsh -
6 0 6 10.4 bumpleak/osh mut
7 3 3 11.1 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 10.0 osh-native mut+alloc
9 3 6 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 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
8 0 8 9.8 osh-native-souffle mut+alloc+free
9 4 4 7.7 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 25 4 3.0 bash -
24 20 4 3.1 zsh -
18 17 0 31.2 bumpleak/osh mut
25 21 4 31.7 _bin/cxx-opt+bumproot/osh mut
29 28 0 31.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.2 osh-native mut+alloc
38 22 15 26.6 osh-native mut+alloc+free
28 24 4 7.7 osh-native mut+alloc+free+gc
28 28 0 7.9 osh-native mut+alloc+free+gc+exit
54 33 21 36.3 _bin/cxx-opt+nopool/osh mut+alloc
38 33 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 17 13 26.0 osh-native-souffle mut+alloc
32 16 16 26.0 osh-native-souffle mut+alloc+free
22 22 0 7.5 osh-native-souffle mut+alloc+free+gc
22 18 4 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
74 69 4 3.1 bash -
167 122 45 54.8 bumpleak/osh mut
184 128 56 55.1 _bin/cxx-opt+bumproot/osh mut
194 113 81 56.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 110 102 47.3 osh-native mut+alloc
219 147 72 49.0 osh-native mut+alloc+free
181 109 72 8.7 osh-native mut+alloc+free+gc
182 113 69 8.8 osh-native mut+alloc+free+gc+exit
235 151 83 63.3 _bin/cxx-opt+nopool/osh mut+alloc
213 169 43 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 112 92 46.9 osh-native-souffle mut+alloc
212 160 52 48.6 osh-native-souffle mut+alloc+free
175 114 61 8.4 osh-native-souffle mut+alloc+free+gc
180 96 84 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 5 5 3.3 dash -
20 18 3 4.5 bash -
18 11 8 3.5 zsh -
18 15 4 11.7 bumpleak/osh mut
19 14 6 12.5 _bin/cxx-opt+bumproot/osh mut
21 19 2 13.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 7 11.0 osh-native mut+alloc
23 14 9 11.0 osh-native mut+alloc+free
22 16 7 9.0 osh-native mut+alloc+free+gc
23 14 9 9.0 osh-native mut+alloc+free+gc+exit
24 17 8 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 15 11 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 11 10 10.6 osh-native-souffle mut+alloc
21 16 6 10.9 osh-native-souffle mut+alloc+free
21 15 6 8.7 osh-native-souffle mut+alloc+free+gc
22 14 8 8.7 osh-native-souffle mut+alloc+free+gc+exit