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 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 4 10 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 160 27 73 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 147 27 69 45.9 50.9 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 9 1 1 2.6 8.7 101,935 180 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 7.5 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 184 0 3 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 175 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 9.2 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 22 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
7 6 0 1.4 dash -
24 19 4 3.1 bash -
109 62 54 3.5 zsh -
17 12 4 29.5 bumpleak/osh mut
20 12 8 28.6 _bin/cxx-opt+bumproot/osh mut
23 19 4 28.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 19 11 25.2 osh-native mut+alloc
32 12 20 25.7 osh-native mut+alloc+free
36 20 16 18.0 osh-native mut+alloc+free+gc
36 24 12 18.0 osh-native mut+alloc+free+gc+exit
44 20 24 32.3 _bin/cxx-opt+nopool/osh mut+alloc
49 49 0 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 12 24.8 osh-native-souffle mut+alloc
30 21 9 25.2 osh-native-souffle mut+alloc+free
33 33 0 17.6 osh-native-souffle mut+alloc+free+gc
33 29 4 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 21 0 1.6 dash -
78 78 0 3.1 bash -
390 207 202 3.7 zsh -
49 45 4 85.9 bumpleak/osh mut
61 56 4 86.2 _bin/cxx-opt+bumproot/osh mut
72 59 12 86.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 55 43 73.7 osh-native mut+alloc
106 77 28 75.4 osh-native mut+alloc+free
160 132 28 49.7 osh-native mut+alloc+free+gc
163 131 32 50.5 osh-native mut+alloc+free+gc+exit
142 101 40 97.5 _bin/cxx-opt+nopool/osh mut+alloc
229 201 28 66.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 56 32 73.1 osh-native-souffle mut+alloc
97 68 28 75.0 osh-native-souffle mut+alloc+free
147 130 16 50.9 osh-native-souffle mut+alloc+free+gc
152 132 20 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 3 3 3.0 bash -
8 4 4 3.4 zsh -
6 3 3 12.1 bumpleak/osh mut
6 6 0 12.2 _bin/cxx-opt+bumproot/osh mut
7 0 7 11.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 10.0 osh-native mut+alloc
9 6 3 10.1 osh-native mut+alloc+free
9 3 6 8.7 osh-native mut+alloc+free+gc
9 6 3 8.7 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.6 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 6 3 7.9 osh-native-souffle mut+alloc+free+gc
9 6 3 7.9 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 1.3 dash -
30 30 0 2.9 bash -
24 20 4 3.3 zsh -
19 15 4 31.0 bumpleak/osh mut
26 18 7 32.1 _bin/cxx-opt+bumproot/osh mut
28 16 12 32.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 32 4 26.3 osh-native mut+alloc
38 30 8 26.6 osh-native mut+alloc+free
28 24 4 7.9 osh-native mut+alloc+free+gc
28 20 8 7.9 osh-native mut+alloc+free+gc+exit
54 49 4 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 29 7 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
32 20 12 26.0 osh-native-souffle mut+alloc
32 20 12 26.2 osh-native-souffle mut+alloc+free
22 21 0 7.5 osh-native-souffle mut+alloc+free+gc
22 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 -
169 105 64 54.8 bumpleak/osh mut
184 115 68 55.9 _bin/cxx-opt+bumproot/osh mut
196 143 52 56.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 161 52 47.3 osh-native mut+alloc
220 156 64 49.0 osh-native mut+alloc+free
184 136 48 8.7 osh-native mut+alloc+free+gc
184 124 60 8.8 osh-native mut+alloc+free+gc+exit
235 175 60 64.1 _bin/cxx-opt+nopool/osh mut+alloc
211 158 53 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 127 79 46.9 osh-native-souffle mut+alloc
213 164 48 48.6 osh-native-souffle mut+alloc+free
175 115 60 8.3 osh-native-souffle mut+alloc+free+gc
175 135 41 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 -
21 12 9 4.3 bash -
18 16 2 3.5 zsh -
19 11 8 13.0 bumpleak/osh mut
21 19 3 12.5 _bin/cxx-opt+bumproot/osh mut
23 17 6 14.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 15 7 11.1 osh-native mut+alloc
23 11 13 11.0 osh-native mut+alloc+free
23 16 7 9.2 osh-native mut+alloc+free+gc
24 15 9 9.0 osh-native mut+alloc+free+gc+exit
26 15 11 12.7 _bin/cxx-opt+nopool/osh mut+alloc
26 16 11 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 19 2 10.6 osh-native-souffle mut+alloc
22 15 7 10.6 osh-native-souffle mut+alloc+free
22 16 6 8.7 osh-native-souffle mut+alloc+free+gc
22 16 6 8.7 osh-native-souffle mut+alloc+free+gc+exit