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 32 3 9 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 146 23 60 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 138 24 61 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 8.0 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 1 2.1 8.1 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 21 0 1 2.1 7.5 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 180 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 9.0 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 1 2 2.8 8.8 116,311 277 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 1.6 dash -
23 23 0 3.1 bash -
105 63 48 3.4 zsh -
16 8 8 28.0 bumpleak/osh mut
19 11 8 29.3 _bin/cxx-opt+bumproot/osh mut
22 22 0 28.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 21 8 24.9 osh-native mut+alloc
31 23 8 25.6 osh-native mut+alloc+free
35 27 8 18.0 osh-native mut+alloc+free+gc
35 31 4 18.2 osh-native mut+alloc+free+gc+exit
43 24 20 32.1 _bin/cxx-opt+nopool/osh mut+alloc
47 31 15 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.8 osh-native-souffle mut+alloc
29 16 12 25.3 osh-native-souffle mut+alloc+free
32 21 11 17.4 osh-native-souffle mut+alloc+free+gc
33 28 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 -
77 77 0 3.3 bash -
376 216 182 3.5 zsh -
50 45 4 84.7 bumpleak/osh mut
60 44 16 84.4 _bin/cxx-opt+bumproot/osh mut
71 43 28 85.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 60 36 73.4 osh-native mut+alloc
105 84 20 75.4 osh-native mut+alloc+free
146 138 8 49.7 osh-native mut+alloc+free+gc
152 128 24 50.3 osh-native mut+alloc+free+gc+exit
137 97 40 99.8 _bin/cxx-opt+nopool/osh mut+alloc
202 170 32 66.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 47 39 73.1 osh-native-souffle mut+alloc
95 63 32 75.0 osh-native-souffle mut+alloc+free
138 111 28 51.0 osh-native-souffle mut+alloc+free+gc
143 123 20 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 1.4 dash -
6 6 0 3.0 bash -
8 4 4 3.4 zsh -
6 6 0 11.3 bumpleak/osh mut
7 0 7 12.2 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.0 osh-native mut+alloc
8 0 8 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 4 4 8.5 osh-native mut+alloc+free+gc+exit
11 11 0 11.3 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.6 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
9 9 0 8.0 osh-native-souffle mut+alloc+free+gc
9 6 3 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 -
29 28 0 3.0 bash -
24 16 8 3.3 zsh -
19 11 8 32.6 bumpleak/osh mut
25 25 0 31.4 _bin/cxx-opt+bumproot/osh mut
28 24 4 33.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 32 4 26.3 osh-native mut+alloc
38 37 0 26.6 osh-native mut+alloc+free
28 28 0 8.1 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
54 50 4 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 36 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 11 19 26.0 osh-native-souffle mut+alloc
31 23 8 26.2 osh-native-souffle mut+alloc+free
21 17 4 7.5 osh-native-souffle mut+alloc+free+gc
22 14 7 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
72 72 0 3.1 bash -
169 96 72 55.9 bumpleak/osh mut
191 139 52 55.7 _bin/cxx-opt+bumproot/osh mut
195 122 73 55.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 131 80 47.4 osh-native mut+alloc
216 130 85 49.1 osh-native mut+alloc+free
180 128 52 8.8 osh-native mut+alloc+free+gc
181 137 44 8.9 osh-native mut+alloc+free+gc+exit
232 172 60 64.0 _bin/cxx-opt+nopool/osh mut+alloc
206 147 60 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 108 96 47.0 osh-native-souffle mut+alloc
212 132 80 48.6 osh-native-souffle mut+alloc+free
174 97 77 8.1 osh-native-souffle mut+alloc+free+gc
174 122 51 8.4 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 7 3 3.5 dash -
20 11 9 4.5 bash -
18 11 7 3.4 zsh -
17 15 3 11.3 bumpleak/osh mut
20 13 8 12.9 _bin/cxx-opt+bumproot/osh mut
22 12 10 13.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 13 9 11.1 osh-native mut+alloc
22 15 7 11.1 osh-native mut+alloc+free
22 18 4 9.0 osh-native mut+alloc+free+gc
22 20 3 9.0 osh-native mut+alloc+free+gc+exit
25 14 12 12.5 _bin/cxx-opt+nopool/osh mut+alloc
25 18 7 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 9 10.6 osh-native-souffle mut+alloc
21 18 4 10.6 osh-native-souffle mut+alloc+free
21 17 5 8.8 osh-native-souffle mut+alloc+free+gc
22 15 7 8.7 osh-native-souffle mut+alloc+free+gc+exit