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 3 9 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 34 4 10 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 144 22 59 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 138 23 61 45.9 51.1 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 2 2.1 7.5 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 182 0 3 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 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 6 0 1.4 dash -
23 19 4 2.9 bash -
104 60 51 3.4 zsh -
16 12 4 28.5 bumpleak/osh mut
20 19 0 28.4 _bin/cxx-opt+bumproot/osh mut
22 18 4 29.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 22 7 25.2 osh-native mut+alloc
31 23 8 25.7 osh-native mut+alloc+free
35 23 12 18.0 osh-native mut+alloc+free+gc
35 23 12 17.8 osh-native mut+alloc+free+gc+exit
42 27 15 32.0 _bin/cxx-opt+nopool/osh mut+alloc
48 40 8 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 13 13 24.9 osh-native-souffle mut+alloc
28 12 16 25.4 osh-native-souffle mut+alloc+free
34 19 15 17.4 osh-native-souffle mut+alloc+free+gc
34 33 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 22 0 1.6 dash -
78 78 0 3.1 bash -
375 210 187 3.4 zsh -
49 45 4 85.7 bumpleak/osh mut
59 55 4 86.3 _bin/cxx-opt+bumproot/osh mut
70 54 16 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 60 36 73.7 osh-native mut+alloc
105 80 24 75.3 osh-native mut+alloc+free
144 111 32 49.7 osh-native mut+alloc+free+gc
146 122 24 50.5 osh-native mut+alloc+free+gc+exit
138 82 55 98.1 _bin/cxx-opt+nopool/osh mut+alloc
204 183 20 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 50 37 73.1 osh-native-souffle mut+alloc
95 59 35 74.9 osh-native-souffle mut+alloc+free
138 105 32 51.1 osh-native-souffle mut+alloc+free+gc
194 178 16 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 2.8 bash -
8 0 7 3.4 zsh -
6 6 0 12.2 bumpleak/osh mut
6 3 3 10.9 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.0 osh-native mut+alloc
8 4 4 10.2 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
11 6 6 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 3 6 7.9 osh-native-souffle mut+alloc+free+gc
9 9 0 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 10 0 1.4 dash -
28 21 7 3.0 bash -
24 16 8 3.4 zsh -
18 7 11 31.1 bumpleak/osh mut
25 21 4 31.7 _bin/cxx-opt+bumproot/osh mut
27 19 8 32.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
35 19 15 25.8 osh-native mut+alloc
36 28 8 26.2 osh-native mut+alloc+free
27 23 4 7.9 osh-native mut+alloc+free+gc
27 23 4 8.0 osh-native mut+alloc+free+gc+exit
52 40 12 35.6 _bin/cxx-opt+nopool/osh mut+alloc
37 26 11 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 21 8 25.6 osh-native-souffle mut+alloc
31 22 9 25.8 osh-native-souffle mut+alloc+free
22 21 0 7.5 osh-native-souffle mut+alloc+free+gc
21 21 0 7.7 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 -
166 87 79 55.0 bumpleak/osh mut
183 111 72 55.9 _bin/cxx-opt+bumproot/osh mut
194 129 65 56.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 148 64 47.0 osh-native mut+alloc
219 139 79 48.7 osh-native mut+alloc+free
182 122 59 8.7 osh-native mut+alloc+free+gc
182 101 81 8.8 osh-native mut+alloc+free+gc+exit
233 132 100 64.2 _bin/cxx-opt+nopool/osh mut+alloc
211 132 80 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 108 96 46.6 osh-native-souffle mut+alloc
210 139 71 48.3 osh-native-souffle mut+alloc+free
175 122 53 8.1 osh-native-souffle mut+alloc+free+gc
174 122 51 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 7 3 3.5 dash -
20 12 9 4.3 bash -
18 12 7 3.5 zsh -
19 12 7 12.4 bumpleak/osh mut
19 11 8 12.5 _bin/cxx-opt+bumproot/osh mut
20 16 4 12.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 12 10 10.9 osh-native mut+alloc
22 10 12 11.0 osh-native mut+alloc+free
22 20 3 9.0 osh-native mut+alloc+free+gc
23 10 14 9.0 osh-native mut+alloc+free+gc+exit
24 19 6 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 17 8 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 7 13 10.6 osh-native-souffle mut+alloc
21 18 3 10.7 osh-native-souffle mut+alloc+free
21 15 7 8.7 osh-native-souffle mut+alloc+free+gc
22 12 10 8.7 osh-native-souffle mut+alloc+free+gc+exit