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 33 4 10 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 144 22 57 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 138 24 61 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 27 0 1 2.1 8.0 579,599 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 177 0 4 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 8.9 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 1 2 2.8 8.8 116,311 277 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 -
24 24 0 3.0 bash -
105 50 62 3.4 zsh -
16 16 0 29.7 bumpleak/osh mut
20 15 4 29.4 _bin/cxx-opt+bumproot/osh mut
22 18 4 29.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 14 14 25.2 osh-native mut+alloc
31 19 12 25.8 osh-native mut+alloc+free
35 31 4 18.0 osh-native mut+alloc+free+gc
37 24 12 18.0 osh-native mut+alloc+free+gc+exit
42 25 17 32.0 _bin/cxx-opt+nopool/osh mut+alloc
48 40 8 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 8 19 25.0 osh-native-souffle mut+alloc
28 16 12 25.2 osh-native-souffle mut+alloc+free
33 20 12 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
21 21 0 1.6 dash -
78 78 0 3.1 bash -
374 219 175 3.5 zsh -
50 41 8 84.9 bumpleak/osh mut
62 50 12 85.0 _bin/cxx-opt+bumproot/osh mut
69 52 16 86.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 68 28 73.7 osh-native mut+alloc
104 64 40 75.2 osh-native mut+alloc+free
144 132 12 49.7 osh-native mut+alloc+free+gc
150 115 36 50.3 osh-native mut+alloc+free+gc+exit
139 102 37 98.6 _bin/cxx-opt+nopool/osh mut+alloc
205 177 28 68.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 48 40 73.1 osh-native-souffle mut+alloc
96 60 36 75.0 osh-native-souffle mut+alloc+free
138 103 36 50.9 osh-native-souffle mut+alloc+free+gc
143 127 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 1.3 dash -
6 6 0 3.0 bash -
8 8 0 3.1 zsh -
6 6 0 10.4 bumpleak/osh mut
7 3 3 11.4 _bin/cxx-opt+bumproot/osh mut
8 8 0 12.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.2 osh-native mut+alloc
9 3 6 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 3 6 8.7 osh-native mut+alloc+free+gc+exit
11 11 0 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.6 osh-native-souffle mut+alloc
8 0 8 9.7 osh-native-souffle mut+alloc+free
9 4 4 8.0 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 1.6 dash -
29 28 0 2.9 bash -
24 20 4 3.3 zsh -
19 18 0 31.8 bumpleak/osh mut
25 21 4 32.3 _bin/cxx-opt+bumproot/osh mut
28 24 4 31.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
35 23 12 25.7 osh-native mut+alloc
38 25 12 26.2 osh-native mut+alloc+free
27 27 0 8.0 osh-native mut+alloc+free+gc
27 23 4 7.9 osh-native mut+alloc+free+gc+exit
54 45 8 36.1 _bin/cxx-opt+nopool/osh mut+alloc
36 32 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 17 12 25.6 osh-native-souffle mut+alloc
30 21 9 25.7 osh-native-souffle mut+alloc+free
22 17 4 7.5 osh-native-souffle mut+alloc+free+gc
21 18 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 73 0 3.3 bash -
168 117 51 55.5 bumpleak/osh mut
182 130 51 55.0 _bin/cxx-opt+bumproot/osh mut
195 155 40 55.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 144 68 46.9 osh-native mut+alloc
217 138 79 48.8 osh-native mut+alloc+free
182 146 36 8.7 osh-native mut+alloc+free+gc
181 113 68 8.5 osh-native mut+alloc+free+gc+exit
234 157 77 63.3 _bin/cxx-opt+nopool/osh mut+alloc
211 154 57 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 111 92 46.6 osh-native-souffle mut+alloc
209 117 92 48.3 osh-native-souffle mut+alloc+free
177 129 48 8.3 osh-native-souffle mut+alloc+free+gc
177 121 56 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 9 1 3.5 dash -
20 11 9 4.3 bash -
17 14 5 3.5 zsh -
17 11 6 13.1 bumpleak/osh mut
19 14 6 13.7 _bin/cxx-opt+bumproot/osh mut
22 21 2 13.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 7 14 11.0 osh-native mut+alloc
22 20 2 11.1 osh-native mut+alloc+free
22 20 2 8.9 osh-native mut+alloc+free+gc
22 13 10 9.2 osh-native mut+alloc+free+gc+exit
24 5 20 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 18 7 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 10 10 10.6 osh-native-souffle mut+alloc
21 13 8 10.6 osh-native-souffle mut+alloc+free
21 19 2 8.8 osh-native-souffle mut+alloc+free+gc
22 13 9 8.7 osh-native-souffle mut+alloc+free+gc+exit