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 18.1 476,766 1,282 6 406,618 5 203,309 osh-native
parse.configure-cpython 32 4 10 12.0 17.7 476,766 1,282 6 406,608 5 203,304 osh-native-souffle
parse.configure-coreutils 144 22 59 44.5 49.8 1,653,354 4,764 12 1,025,540 6 764,313 osh-native
parse.configure-coreutils 134 21 59 44.5 49.4 1,653,353 4,764 12 1,025,530 6 764,308 osh-native-souffle
parse.abuild 9 1 1 2.6 8.4 101,957 180 2 75,044 1 37,522 osh-native
parse.abuild 8 1 1 2.6 8.4 101,957 180 2 75,034 1 37,517 osh-native-souffle
ex.compute-fib 28 0 2 2.2 8.1 579,721 22,608 12 50,000 0 2,926 osh-native
ex.compute-fib 21 0 2 2.2 7.6 579,721 22,608 12 50,000 0 2,921 osh-native-souffle
ex.bashcomp-parse-help 185 0 4 11.1 8.7 1,021,038 15,258 22 50,000 0 3,915 osh-native
ex.bashcomp-parse-help 175 0 4 11.1 8.4 1,021,037 15,258 22 50,000 0 3,915 osh-native-souffle
ex.abuild-print-help 21 1 2 2.8 9.0 116,356 277 3 85,262 1 42,631 osh-native
ex.abuild-print-help 20 1 2 2.8 8.7 116,356 277 3 85,252 1 42,626 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
6 5 1 1.4 dash -
23 21 2 3.0 bash -
100 63 43 3.4 zsh -
16 13 3 28.2 bumpleak/osh mut
19 17 2 29.8 _bin/cxx-opt+bumproot/osh mut
22 17 5 29.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 18 11 25.3 osh-native mut+alloc
30 22 8 25.6 osh-native mut+alloc+free
36 29 6 18.1 osh-native mut+alloc+free+gc
36 26 10 18.1 osh-native mut+alloc+free+gc+exit
42 28 14 32.5 _bin/cxx-opt+nopool/osh mut+alloc
47 37 9 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 17 9 24.6 osh-native-souffle mut+alloc
28 18 10 25.3 osh-native-souffle mut+alloc+free
32 27 6 17.7 osh-native-souffle mut+alloc+free+gc
34 25 9 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 20 1 1.6 dash -
77 75 2 3.3 bash -
356 199 178 3.5 zsh -
48 40 8 85.4 bumpleak/osh mut
60 49 11 85.4 _bin/cxx-opt+bumproot/osh mut
70 56 14 85.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 70 28 73.5 osh-native mut+alloc
103 65 38 75.4 osh-native mut+alloc+free
144 118 27 49.8 osh-native mut+alloc+free+gc
146 124 22 50.3 osh-native mut+alloc+free+gc+exit
138 90 48 99.0 _bin/cxx-opt+nopool/osh mut+alloc
196 167 29 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
85 56 29 73.1 osh-native-souffle mut+alloc
94 58 37 75.1 osh-native-souffle mut+alloc+free
134 112 22 49.4 osh-native-souffle mut+alloc+free+gc
138 115 23 50.1 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 1 1 1.4 dash -
5 4 1 3.0 bash -
7 2 5 3.3 zsh -
6 5 1 10.7 bumpleak/osh mut
6 3 3 12.4 _bin/cxx-opt+bumproot/osh mut
7 3 4 11.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 7 1 10.0 osh-native mut+alloc
8 2 6 10.1 osh-native mut+alloc+free
9 8 1 8.4 osh-native mut+alloc+free+gc
9 7 2 8.5 osh-native mut+alloc+free+gc+exit
11 6 6 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 8 3 9.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 3 4 9.7 osh-native-souffle mut+alloc
8 7 1 9.8 osh-native-souffle mut+alloc+free
8 6 2 8.4 osh-native-souffle mut+alloc+free+gc
8 7 1 8.3 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 9 1 1.4 dash -
28 27 2 2.9 bash -
23 18 5 3.1 zsh -
18 13 5 32.4 bumpleak/osh mut
25 22 3 31.7 _bin/cxx-opt+bumproot/osh mut
28 24 4 33.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 27 9 26.3 osh-native mut+alloc
37 29 8 26.5 osh-native mut+alloc+free
28 24 4 8.1 osh-native mut+alloc+free+gc
28 26 2 8.1 osh-native mut+alloc+free+gc+exit
53 33 20 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 34 3 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 22 7 26.0 osh-native-souffle mut+alloc
30 21 9 26.3 osh-native-souffle mut+alloc+free
21 20 1 7.6 osh-native-souffle mut+alloc+free+gc
21 19 2 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
72 69 2 3.1 bash -
165 112 53 56.9 bumpleak/osh mut
180 119 61 57.7 _bin/cxx-opt+bumproot/osh mut
195 128 67 57.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
216 139 77 48.9 osh-native mut+alloc
223 154 69 50.8 osh-native mut+alloc+free
185 118 67 8.7 osh-native mut+alloc+free+gc
181 131 50 8.8 osh-native mut+alloc+free+gc+exit
233 138 96 64.5 _bin/cxx-opt+nopool/osh mut+alloc
210 159 50 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 135 69 48.4 osh-native-souffle mut+alloc
210 124 86 50.4 osh-native-souffle mut+alloc+free
175 121 54 8.4 osh-native-souffle mut+alloc+free+gc
174 129 44 8.1 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 3 3.5 dash -
19 12 7 4.3 bash -
16 8 9 3.4 zsh -
19 7 12 12.4 bumpleak/osh mut
19 8 11 13.7 _bin/cxx-opt+bumproot/osh mut
19 10 10 12.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
20 11 9 11.1 osh-native mut+alloc
21 8 13 11.3 osh-native mut+alloc+free
21 17 5 9.0 osh-native mut+alloc+free+gc
22 11 11 9.0 osh-native mut+alloc+free+gc+exit
24 12 12 12.8 _bin/cxx-opt+nopool/osh mut+alloc
24 16 9 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 9 10 10.6 osh-native-souffle mut+alloc
20 8 13 10.7 osh-native-souffle mut+alloc+free
20 11 10 8.7 osh-native-souffle mut+alloc+free+gc
21 12 10 8.5 osh-native-souffle mut+alloc+free+gc+exit