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 4 9 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 167 27 80 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 153 30 75 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 8.4 101,935 180 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 1 2.1 7.7 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 182 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 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 23 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
7 6 0 1.4 dash -
23 23 0 2.9 bash -
106 71 42 3.3 zsh -
17 16 0 29.3 bumpleak/osh mut
20 15 4 29.4 _bin/cxx-opt+bumproot/osh mut
24 16 8 28.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 25 4 25.2 osh-native mut+alloc
32 24 8 25.6 osh-native mut+alloc+free
36 28 8 18.0 osh-native mut+alloc+free+gc
37 33 4 18.0 osh-native mut+alloc+free+gc+exit
44 32 12 33.2 _bin/cxx-opt+nopool/osh mut+alloc
53 44 8 22.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 12 24.9 osh-native-souffle mut+alloc
30 15 15 25.4 osh-native-souffle mut+alloc+free
33 29 4 17.6 osh-native-souffle mut+alloc+free+gc
34 30 4 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 21 0 1.4 dash -
78 73 4 3.3 bash -
378 189 211 3.7 zsh -
50 35 15 84.5 bumpleak/osh mut
61 56 4 86.2 _bin/cxx-opt+bumproot/osh mut
72 71 0 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 70 29 73.7 osh-native mut+alloc
105 77 28 75.4 osh-native mut+alloc+free
167 131 36 49.8 osh-native mut+alloc+free+gc
168 144 24 50.3 osh-native mut+alloc+free+gc+exit
139 63 75 97.8 _bin/cxx-opt+nopool/osh mut+alloc
233 204 28 66.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 40 48 72.9 osh-native-souffle mut+alloc
98 71 28 75.0 osh-native-souffle mut+alloc+free
153 137 16 51.0 osh-native-souffle mut+alloc+free+gc
161 141 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 0 7 3.3 zsh -
6 3 3 11.2 bumpleak/osh mut
6 6 0 12.3 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 9 0 10.0 osh-native mut+alloc
9 9 0 9.8 osh-native mut+alloc+free
10 10 0 8.4 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
12 4 8 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.6 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
9 6 3 7.9 osh-native-souffle mut+alloc+free+gc
9 6 3 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 3.3 zsh -
19 19 0 32.3 bumpleak/osh mut
26 18 7 31.7 _bin/cxx-opt+bumproot/osh mut
29 25 4 33.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.2 osh-native mut+alloc
38 29 8 26.6 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
29 24 4 8.0 osh-native mut+alloc+free+gc+exit
55 46 8 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 26 4 26.0 osh-native-souffle mut+alloc
32 24 8 26.2 osh-native-souffle mut+alloc+free
22 18 4 7.7 osh-native-souffle mut+alloc+free+gc
22 22 0 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 69 4 3.1 bash -
168 108 60 54.3 bumpleak/osh mut
183 127 56 54.6 _bin/cxx-opt+bumproot/osh mut
197 120 76 56.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
215 138 77 47.4 osh-native mut+alloc
220 176 44 49.0 osh-native mut+alloc+free
182 134 47 8.7 osh-native mut+alloc+free+gc
182 138 43 8.9 osh-native mut+alloc+free+gc+exit
233 156 76 63.3 _bin/cxx-opt+nopool/osh mut+alloc
212 144 68 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 149 56 47.0 osh-native-souffle mut+alloc
215 131 83 48.6 osh-native-souffle mut+alloc+free
175 118 57 8.3 osh-native-souffle mut+alloc+free+gc
175 111 64 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 6 3.5 dash -
20 13 7 4.5 bash -
18 12 7 3.5 zsh -
18 6 13 11.3 bumpleak/osh mut
22 12 10 13.2 _bin/cxx-opt+bumproot/osh mut
22 10 12 13.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 10 11 11.1 osh-native mut+alloc
23 16 7 11.1 osh-native mut+alloc+free
23 20 3 8.9 osh-native mut+alloc+free+gc
25 13 12 9.2 osh-native mut+alloc+free+gc+exit
25 14 12 12.7 _bin/cxx-opt+nopool/osh mut+alloc
26 19 7 9.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 12 9 10.7 osh-native-souffle mut+alloc
22 12 10 10.7 osh-native-souffle mut+alloc+free
21 20 2 8.5 osh-native-souffle mut+alloc+free+gc
25 12 14 8.5 osh-native-souffle mut+alloc+free+gc+exit