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 10 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 170 30 81 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 151 28 72 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 8.0 101,935 180 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 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 182 0 4 10.3 8.5 995,281 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 9.2 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 22 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 6 0 1.6 dash -
24 20 4 3.0 bash -
107 62 51 3.4 zsh -
16 16 0 29.8 bumpleak/osh mut
20 12 8 29.7 _bin/cxx-opt+bumproot/osh mut
24 20 4 29.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
32 24 8 25.3 osh-native mut+alloc
33 33 0 25.7 osh-native mut+alloc+free
36 32 4 18.0 osh-native mut+alloc+free+gc
39 30 9 18.2 osh-native mut+alloc+free+gc+exit
44 31 12 32.1 _bin/cxx-opt+nopool/osh mut+alloc
56 44 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.8 osh-native-souffle mut+alloc
30 21 8 25.3 osh-native-souffle mut+alloc+free
33 29 4 17.6 osh-native-souffle mut+alloc+free+gc
37 29 8 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 1.6 dash -
78 78 0 3.1 bash -
385 250 156 3.5 zsh -
50 45 4 84.3 bumpleak/osh mut
61 53 8 85.2 _bin/cxx-opt+bumproot/osh mut
72 60 12 85.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 71 28 73.4 osh-native mut+alloc
119 78 41 75.4 osh-native mut+alloc+free
170 142 28 49.8 osh-native mut+alloc+free+gc
168 140 28 50.5 osh-native mut+alloc+free+gc+exit
139 90 49 98.0 _bin/cxx-opt+nopool/osh mut+alloc
232 200 32 67.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
90 65 25 73.1 osh-native-souffle mut+alloc
98 47 51 75.0 osh-native-souffle mut+alloc+free
151 134 16 50.9 osh-native-souffle mut+alloc+free+gc
156 108 48 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 8 0 3.1 zsh -
6 0 6 11.3 bumpleak/osh mut
7 0 7 12.1 _bin/cxx-opt+bumproot/osh mut
7 7 0 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 10.0 osh-native mut+alloc
9 5 5 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 5 5 8.4 osh-native mut+alloc+free+gc+exit
12 8 4 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 9.6 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 6 3 8.0 osh-native-souffle mut+alloc+free+gc
10 6 3 8.1 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 24 4 2.9 bash -
24 20 4 3.3 zsh -
19 19 0 32.5 bumpleak/osh mut
26 21 4 32.5 _bin/cxx-opt+bumproot/osh mut
27 23 4 32.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.2 osh-native mut+alloc
38 27 11 26.3 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 28 0 7.7 osh-native mut+alloc+free+gc+exit
54 35 19 36.4 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 17 13 26.0 osh-native-souffle mut+alloc
32 28 4 26.1 osh-native-souffle mut+alloc+free
22 17 4 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
73 70 4 3.0 bash -
169 98 71 55.6 bumpleak/osh mut
184 140 44 54.7 _bin/cxx-opt+bumproot/osh mut
195 147 48 55.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 150 63 47.4 osh-native mut+alloc
219 123 95 49.0 osh-native mut+alloc+free
182 117 65 8.5 osh-native mut+alloc+free+gc
182 138 44 8.8 osh-native mut+alloc+free+gc+exit
233 157 76 63.5 _bin/cxx-opt+nopool/osh mut+alloc
214 143 71 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 130 75 46.8 osh-native-souffle mut+alloc
212 124 88 48.6 osh-native-souffle mut+alloc+free
175 122 53 8.3 osh-native-souffle mut+alloc+free+gc
175 119 55 8.4 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 3.4 dash -
21 11 10 4.3 bash -
18 13 6 3.4 zsh -
19 15 5 12.1 bumpleak/osh mut
19 12 8 13.8 _bin/cxx-opt+bumproot/osh mut
21 10 11 13.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 7 16 11.1 osh-native mut+alloc
22 7 16 11.3 osh-native mut+alloc+free
23 15 8 9.2 osh-native mut+alloc+free+gc
23 19 5 9.0 osh-native mut+alloc+free+gc+exit
25 19 6 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 21 5 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 10 10.5 osh-native-souffle mut+alloc
22 19 3 10.5 osh-native-souffle mut+alloc+free
22 13 9 8.5 osh-native-souffle mut+alloc+free+gc
22 17 5 8.7 osh-native-souffle mut+alloc+free+gc+exit