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 18.1 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 177 28 81 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 147 26 69 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 7.9 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 1 2.1 7.9 579,599 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 183 0 3 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 176 0 3 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 9.0 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 1 2 2.8 8.4 116,311 277 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 3.1 bash -
104 66 44 3.4 zsh -
17 16 0 27.9 bumpleak/osh mut
20 20 0 30.3 _bin/cxx-opt+bumproot/osh mut
22 22 0 29.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 19 11 25.0 osh-native mut+alloc
32 20 12 25.6 osh-native mut+alloc+free
36 28 8 18.1 osh-native mut+alloc+free+gc
37 29 7 17.8 osh-native mut+alloc+free+gc+exit
43 19 23 32.6 _bin/cxx-opt+nopool/osh mut+alloc
51 46 4 22.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 23 4 24.9 osh-native-souffle mut+alloc
29 29 0 25.3 osh-native-souffle mut+alloc+free
32 28 4 17.6 osh-native-souffle mut+alloc+free+gc
34 23 11 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 1.4 dash -
77 76 0 3.3 bash -
379 200 200 3.7 zsh -
49 33 16 85.5 bumpleak/osh mut
60 59 0 86.3 _bin/cxx-opt+bumproot/osh mut
72 44 28 85.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 69 28 73.5 osh-native mut+alloc
105 62 43 75.4 osh-native mut+alloc+free
177 153 24 49.8 osh-native mut+alloc+free+gc
162 142 20 50.3 osh-native mut+alloc+free+gc+exit
141 82 59 98.7 _bin/cxx-opt+nopool/osh mut+alloc
223 194 28 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 52 36 73.3 osh-native-souffle mut+alloc
96 72 24 75.0 osh-native-souffle mut+alloc+free
147 115 32 51.0 osh-native-souffle mut+alloc+free+gc
150 122 28 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 8 0 3.3 zsh -
6 6 0 10.5 bumpleak/osh mut
6 0 6 12.6 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.0 osh-native mut+alloc
9 0 9 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 6 3 8.5 osh-native mut+alloc+free+gc+exit
12 4 8 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.8 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 9 0 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 11 0 1.4 dash -
29 25 4 3.0 bash -
24 24 0 3.4 zsh -
19 15 4 30.7 bumpleak/osh mut
25 18 7 31.2 _bin/cxx-opt+bumproot/osh mut
28 23 4 32.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 20 16 25.8 osh-native mut+alloc
37 26 11 25.8 osh-native mut+alloc+free
28 27 0 7.9 osh-native mut+alloc+free+gc
29 25 4 8.0 osh-native mut+alloc+free+gc+exit
54 35 19 35.6 _bin/cxx-opt+nopool/osh mut+alloc
38 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 23 8 25.6 osh-native-souffle mut+alloc
31 23 8 26.0 osh-native-souffle mut+alloc+free
22 22 0 7.7 osh-native-souffle mut+alloc+free+gc
22 22 0 7.5 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 -
168 124 44 55.4 bumpleak/osh mut
183 118 65 56.2 _bin/cxx-opt+bumproot/osh mut
194 115 79 55.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 136 76 47.0 osh-native mut+alloc
221 172 48 48.7 osh-native mut+alloc+free
183 119 63 8.7 osh-native mut+alloc+free+gc
181 133 48 8.7 osh-native mut+alloc+free+gc+exit
234 157 77 63.4 _bin/cxx-opt+nopool/osh mut+alloc
212 140 72 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 128 76 46.6 osh-native-souffle mut+alloc
212 116 96 48.3 osh-native-souffle mut+alloc+free
176 124 52 8.3 osh-native-souffle mut+alloc+free+gc
176 108 68 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 8 2 3.4 dash -
20 15 5 4.3 bash -
18 8 10 3.5 zsh -
18 5 14 11.4 bumpleak/osh mut
19 14 5 12.0 _bin/cxx-opt+bumproot/osh mut
21 20 1 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 17 5 11.0 osh-native mut+alloc
24 24 1 11.1 osh-native mut+alloc+free
23 18 5 9.0 osh-native mut+alloc+free+gc
23 14 9 9.2 osh-native mut+alloc+free+gc+exit
25 19 7 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 19 7 9.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 13 7 10.6 osh-native-souffle mut+alloc
21 13 8 10.7 osh-native-souffle mut+alloc+free
21 18 4 8.4 osh-native-souffle mut+alloc+free+gc
22 16 7 8.8 osh-native-souffle mut+alloc+free+gc+exit