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 3 9 12.0 18.2 476,773 1,282 6 406,626 5 203,313 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,773 1,282 6 406,616 5 203,308 osh-native-souffle
parse.configure-coreutils 147 23 61 44.5 49.8 1,653,361 4,764 12 1,025,548 6 764,317 osh-native
parse.configure-coreutils 139 23 64 44.5 49.4 1,653,360 4,764 12 1,025,538 6 764,312 osh-native-souffle
parse.abuild 9 1 1 2.6 8.8 101,964 180 2 75,052 1 37,526 osh-native
parse.abuild 8 1 1 2.6 8.3 101,964 180 2 75,042 1 37,521 osh-native-souffle
ex.compute-fib 28 0 1 2.2 8.0 579,727 22,608 12 50,000 0 2,929 osh-native
ex.compute-fib 21 0 1 2.2 7.7 579,727 22,608 12 50,000 0 2,924 osh-native-souffle
ex.bashcomp-parse-help 182 0 4 11.1 8.9 1,021,044 15,258 22 50,000 0 3,918 osh-native
ex.bashcomp-parse-help 175 0 4 11.1 8.3 1,021,043 15,258 22 50,000 0 3,909 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.2 116,362 277 3 85,268 1 42,634 osh-native
ex.abuild-print-help 21 1 2 2.8 8.8 116,362 277 3 85,258 1 42,629 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 22 1 3.1 bash -
100 52 55 3.5 zsh -
16 12 4 27.9 bumpleak/osh mut
19 15 4 29.2 _bin/cxx-opt+bumproot/osh mut
23 20 3 30.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 21 9 25.3 osh-native mut+alloc
32 25 7 25.7 osh-native mut+alloc+free
36 26 10 18.2 osh-native mut+alloc+free+gc
36 30 6 18.0 osh-native mut+alloc+free+gc+exit
43 31 12 32.5 _bin/cxx-opt+nopool/osh mut+alloc
48 37 11 22.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 18 8 24.9 osh-native-souffle mut+alloc
28 21 7 25.2 osh-native-souffle mut+alloc+free
32 26 6 17.6 osh-native-souffle mut+alloc+free+gc
33 27 6 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 -
78 76 2 3.3 bash -
363 211 172 3.5 zsh -
49 39 10 86.0 bumpleak/osh mut
61 51 10 86.4 _bin/cxx-opt+bumproot/osh mut
71 61 10 86.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
100 64 37 73.7 osh-native mut+alloc
107 69 38 75.4 osh-native mut+alloc+free
147 131 16 49.8 osh-native mut+alloc+free+gc
159 135 24 50.3 osh-native mut+alloc+free+gc+exit
138 89 49 98.9 _bin/cxx-opt+nopool/osh mut+alloc
219 188 31 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 50 36 73.1 osh-native-souffle mut+alloc
93 61 32 75.1 osh-native-souffle mut+alloc+free
139 115 25 49.4 osh-native-souffle mut+alloc+free+gc
145 120 25 49.9 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 1.3 dash -
6 5 1 3.0 bash -
7 3 4 3.3 zsh -
6 2 4 10.4 bumpleak/osh mut
7 3 4 11.2 _bin/cxx-opt+bumproot/osh mut
7 3 4 10.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 7 2 10.1 osh-native mut+alloc
9 8 1 10.2 osh-native mut+alloc+free
9 4 5 8.8 osh-native mut+alloc+free+gc
9 6 4 8.5 osh-native mut+alloc+free+gc+exit
12 7 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 9 2 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 5 3 9.4 osh-native-souffle mut+alloc
8 6 2 9.8 osh-native-souffle mut+alloc+free
8 6 3 8.3 osh-native-souffle mut+alloc+free+gc
8 5 4 8.1 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 -
29 29 0 2.9 bash -
23 18 5 3.3 zsh -
19 17 2 31.8 bumpleak/osh mut
26 23 3 31.7 _bin/cxx-opt+bumproot/osh mut
28 21 7 31.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 30 7 26.5 osh-native mut+alloc
38 30 8 26.7 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 26 2 8.0 osh-native mut+alloc+free+gc+exit
53 37 16 36.1 _bin/cxx-opt+nopool/osh mut+alloc
37 35 2 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 17 12 25.8 osh-native-souffle mut+alloc
31 23 8 26.2 osh-native-souffle mut+alloc+free
21 19 2 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 72 1 3.3 bash -
166 107 59 57.0 bumpleak/osh mut
182 130 52 57.5 _bin/cxx-opt+bumproot/osh mut
199 129 70 57.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 136 78 48.9 osh-native mut+alloc
221 132 90 51.0 osh-native mut+alloc+free
182 125 57 8.9 osh-native mut+alloc+free+gc
182 141 41 8.8 osh-native mut+alloc+free+gc+exit
236 162 74 64.7 _bin/cxx-opt+nopool/osh mut+alloc
213 172 41 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
207 128 78 48.5 osh-native-souffle mut+alloc
214 156 58 50.4 osh-native-souffle mut+alloc+free
175 134 40 8.3 osh-native-souffle mut+alloc+free+gc
175 118 56 8.5 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 2 8 3.4 dash -
19 12 8 4.5 bash -
17 8 9 3.5 zsh -
18 6 13 11.8 bumpleak/osh mut
21 9 12 12.7 _bin/cxx-opt+bumproot/osh mut
20 8 13 12.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 10 12 11.0 osh-native mut+alloc
22 10 13 11.3 osh-native mut+alloc+free
22 14 8 9.2 osh-native mut+alloc+free+gc
23 12 11 9.2 osh-native mut+alloc+free+gc+exit
25 10 15 12.9 _bin/cxx-opt+nopool/osh mut+alloc
25 11 15 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 8 12 10.5 osh-native-souffle mut+alloc
21 10 11 10.6 osh-native-souffle mut+alloc+free
21 8 14 8.8 osh-native-souffle mut+alloc+free+gc
21 12 10 8.5 osh-native-souffle mut+alloc+free+gc+exit