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 34 3 9 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 146 22 61 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 136 23 59 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 8.5 101,935 180 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 1 2.1 7.6 579,599 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 174 0 3 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 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 1.6 dash -
23 23 0 3.0 bash -
104 71 40 3.4 zsh -
17 12 4 28.2 bumpleak/osh mut
19 11 7 29.2 _bin/cxx-opt+bumproot/osh mut
22 22 0 29.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 25 4 25.0 osh-native mut+alloc
30 26 4 25.7 osh-native mut+alloc+free
34 23 11 18.1 osh-native mut+alloc+free+gc
36 24 12 18.0 osh-native mut+alloc+free+gc+exit
43 38 4 32.7 _bin/cxx-opt+nopool/osh mut+alloc
48 36 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 19 8 24.9 osh-native-souffle mut+alloc
29 18 11 25.3 osh-native-souffle mut+alloc+free
33 20 12 17.4 osh-native-souffle mut+alloc+free+gc
34 33 0 17.8 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 -
77 77 0 3.1 bash -
375 210 186 3.5 zsh -
49 40 8 84.0 bumpleak/osh mut
60 52 8 85.1 _bin/cxx-opt+bumproot/osh mut
70 62 8 86.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 55 43 73.7 osh-native mut+alloc
104 87 16 75.3 osh-native mut+alloc+free
146 129 16 49.7 osh-native mut+alloc+free+gc
150 133 16 50.5 osh-native mut+alloc+free+gc+exit
139 99 40 98.8 _bin/cxx-opt+nopool/osh mut+alloc
206 166 40 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 47 39 73.1 osh-native-souffle mut+alloc
99 67 31 74.8 osh-native-souffle mut+alloc+free
136 116 20 51.0 osh-native-souffle mut+alloc+free+gc
141 105 36 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 0 2 1.4 dash -
6 6 0 2.9 bash -
7 4 4 3.3 zsh -
6 6 0 10.4 bumpleak/osh mut
7 7 0 12.0 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.1 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 6 3 8.7 osh-native mut+alloc+free+gc+exit
11 4 8 11.3 _bin/cxx-opt+nopool/osh mut+alloc
11 4 7 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.4 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
9 9 0 8.0 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
10 7 3 1.6 dash -
29 29 0 3.0 bash -
24 8 16 3.3 zsh -
18 18 0 30.9 bumpleak/osh mut
25 25 0 31.6 _bin/cxx-opt+bumproot/osh mut
27 15 12 31.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.2 osh-native mut+alloc
37 22 15 26.6 osh-native mut+alloc+free
27 23 4 8.0 osh-native mut+alloc+free+gc
27 23 4 7.9 osh-native mut+alloc+free+gc+exit
55 35 19 35.8 _bin/cxx-opt+nopool/osh mut+alloc
39 35 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 19 12 26.1 osh-native-souffle mut+alloc
31 22 9 26.2 osh-native-souffle mut+alloc+free
22 18 4 7.6 osh-native-souffle mut+alloc+free+gc
22 21 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 73 0 3.1 bash -
168 116 52 54.2 bumpleak/osh mut
183 131 52 55.8 _bin/cxx-opt+bumproot/osh mut
193 145 48 56.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 162 49 47.2 osh-native mut+alloc
217 148 68 49.1 osh-native mut+alloc+free
181 146 35 8.7 osh-native mut+alloc+free+gc
181 145 36 8.7 osh-native mut+alloc+free+gc+exit
233 145 88 63.9 _bin/cxx-opt+nopool/osh mut+alloc
210 150 61 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 149 56 46.9 osh-native-souffle mut+alloc
210 138 71 48.4 osh-native-souffle mut+alloc+free
174 119 55 8.3 osh-native-souffle mut+alloc+free+gc
175 143 32 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
9 6 4 3.5 dash -
20 14 5 4.5 bash -
17 17 1 3.5 zsh -
19 16 3 12.1 bumpleak/osh mut
20 15 5 12.5 _bin/cxx-opt+bumproot/osh mut
21 13 9 13.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 11 10 11.0 osh-native mut+alloc
22 14 9 11.1 osh-native mut+alloc+free
22 15 7 9.0 osh-native mut+alloc+free+gc
22 20 3 9.2 osh-native mut+alloc+free+gc+exit
25 16 9 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 11 14 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 17 4 10.4 osh-native-souffle mut+alloc
21 11 10 10.7 osh-native-souffle mut+alloc+free
21 15 7 8.7 osh-native-souffle mut+alloc+free+gc
21 22 0 8.7 osh-native-souffle mut+alloc+free+gc+exit