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 31 3 9 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 145 23 60 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 133 22 56 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 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 8.8 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 174 0 3 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 9.2 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 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 -
23 23 0 3.0 bash -
105 54 59 3.5 zsh -
16 16 0 28.4 bumpleak/osh mut
19 11 8 29.8 _bin/cxx-opt+bumproot/osh mut
22 14 7 28.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 17 13 25.2 osh-native mut+alloc
31 19 12 25.7 osh-native mut+alloc+free
35 30 4 18.0 osh-native mut+alloc+free+gc
36 24 12 18.0 osh-native mut+alloc+free+gc+exit
43 39 4 32.0 _bin/cxx-opt+nopool/osh mut+alloc
47 35 12 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 13 13 24.8 osh-native-souffle mut+alloc
28 16 12 25.0 osh-native-souffle mut+alloc+free
31 31 0 17.4 osh-native-souffle mut+alloc+free+gc
34 22 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
21 21 0 1.6 dash -
77 74 4 3.1 bash -
374 239 154 3.5 zsh -
48 39 8 85.5 bumpleak/osh mut
60 59 0 85.1 _bin/cxx-opt+bumproot/osh mut
69 53 15 84.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 64 32 73.5 osh-native mut+alloc
104 96 8 75.4 osh-native mut+alloc+free
145 121 24 49.7 osh-native mut+alloc+free+gc
149 132 16 50.3 osh-native mut+alloc+free+gc+exit
138 90 47 98.2 _bin/cxx-opt+nopool/osh mut+alloc
200 168 32 68.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 61 25 73.1 osh-native-souffle mut+alloc
96 48 48 75.1 osh-native-souffle mut+alloc+free
133 108 24 51.1 osh-native-souffle mut+alloc+free+gc
138 105 32 51.5 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 3 3 2.9 bash -
8 0 8 3.3 zsh -
6 6 0 10.7 bumpleak/osh mut
6 3 3 10.9 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.1 osh-native mut+alloc
8 3 6 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 6 3 8.4 osh-native mut+alloc+free+gc+exit
11 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 7 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
9 9 0 7.9 osh-native-souffle mut+alloc+free+gc
9 3 6 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 1.4 dash -
28 28 0 2.8 bash -
23 23 0 3.4 zsh -
19 15 4 32.6 bumpleak/osh mut
26 18 7 32.9 _bin/cxx-opt+bumproot/osh mut
28 24 4 33.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.2 osh-native mut+alloc
37 28 8 26.5 osh-native mut+alloc+free
27 23 4 7.9 osh-native mut+alloc+free+gc
27 27 0 7.9 osh-native mut+alloc+free+gc+exit
54 46 8 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 4 25 26.1 osh-native-souffle mut+alloc
31 24 8 26.1 osh-native-souffle mut+alloc+free
22 18 4 7.6 osh-native-souffle mut+alloc+free+gc
21 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 72 0 3.1 bash -
166 103 63 54.3 bumpleak/osh mut
181 118 63 56.0 _bin/cxx-opt+bumproot/osh mut
194 111 83 56.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
209 149 60 47.3 osh-native mut+alloc
214 131 83 49.0 osh-native mut+alloc+free
181 130 51 8.8 osh-native mut+alloc+free+gc
183 118 65 8.9 osh-native mut+alloc+free+gc+exit
234 155 79 63.5 _bin/cxx-opt+nopool/osh mut+alloc
208 164 44 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 136 68 47.0 osh-native-souffle mut+alloc
210 123 87 48.6 osh-native-souffle mut+alloc+free
174 113 61 8.1 osh-native-souffle mut+alloc+free+gc
177 125 52 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 6 4 3.4 dash -
19 17 3 4.5 bash -
18 11 7 3.4 zsh -
19 12 8 12.5 bumpleak/osh mut
21 19 3 13.2 _bin/cxx-opt+bumproot/osh mut
19 18 2 12.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 6 11.0 osh-native mut+alloc
22 16 6 11.0 osh-native mut+alloc+free
22 14 8 9.2 osh-native mut+alloc+free+gc
22 11 11 9.0 osh-native mut+alloc+free+gc+exit
25 19 6 12.7 _bin/cxx-opt+nopool/osh mut+alloc
24 22 3 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 15 5 10.6 osh-native-souffle mut+alloc
21 7 14 10.6 osh-native-souffle mut+alloc+free
21 20 2 8.5 osh-native-souffle mut+alloc+free+gc
22 19 3 8.5 osh-native-souffle mut+alloc+free+gc+exit