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 10 12.0 18.1 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 3 10 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 154 26 68 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 144 26 66 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 8.8 101,935 180 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 27 0 1 2.1 7.9 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 2 2.1 7.5 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 181 0 4 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 177 0 3 10.3 8.1 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 8.9 116,311 277 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 1.6 dash -
23 23 0 3.1 bash -
106 57 54 3.4 zsh -
16 16 0 29.4 bumpleak/osh mut
20 16 4 30.2 _bin/cxx-opt+bumproot/osh mut
23 11 11 30.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 18 11 25.3 osh-native mut+alloc
32 24 8 25.4 osh-native mut+alloc+free
36 28 8 18.1 osh-native mut+alloc+free+gc
36 24 12 18.1 osh-native mut+alloc+free+gc+exit
43 26 17 32.6 _bin/cxx-opt+nopool/osh mut+alloc
49 41 8 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 11 15 24.6 osh-native-souffle mut+alloc
29 25 4 25.2 osh-native-souffle mut+alloc+free
33 29 4 17.4 osh-native-souffle mut+alloc+free+gc
35 31 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 1.4 dash -
78 74 4 3.3 bash -
382 238 164 3.7 zsh -
48 36 12 85.3 bumpleak/osh mut
61 52 8 85.1 _bin/cxx-opt+bumproot/osh mut
70 53 16 87.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 73 24 73.4 osh-native mut+alloc
105 77 28 75.4 osh-native mut+alloc+free
154 133 20 49.7 osh-native mut+alloc+free+gc
158 142 16 50.4 osh-native mut+alloc+free+gc+exit
143 107 36 99.1 _bin/cxx-opt+nopool/osh mut+alloc
225 193 32 66.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
90 62 27 73.1 osh-native-souffle mut+alloc
98 55 43 75.0 osh-native-souffle mut+alloc+free
144 120 24 50.9 osh-native-souffle mut+alloc+free+gc
151 131 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 3 3 3.0 bash -
8 8 0 3.3 zsh -
6 3 3 12.0 bumpleak/osh mut
7 7 0 11.6 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.2 osh-native mut+alloc
9 4 4 10.2 osh-native mut+alloc+free
9 6 3 8.8 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
12 4 8 11.2 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.7 osh-native-souffle mut+alloc
8 0 8 9.8 osh-native-souffle mut+alloc+free
9 0 9 8.0 osh-native-souffle mut+alloc+free+gc
9 5 5 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 10 0 1.4 dash -
37 37 0 2.9 bash -
24 23 0 3.3 zsh -
19 19 0 31.7 bumpleak/osh mut
27 27 0 32.1 _bin/cxx-opt+bumproot/osh mut
28 24 4 31.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 32 4 26.3 osh-native mut+alloc
38 26 11 26.5 osh-native mut+alloc+free
27 19 8 7.9 osh-native mut+alloc+free+gc
28 24 4 7.9 osh-native mut+alloc+free+gc+exit
54 31 23 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 26 4 26.1 osh-native-souffle mut+alloc
31 18 13 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.5 osh-native-souffle mut+alloc+free+gc
22 18 4 7.3 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
74 65 8 3.0 bash -
168 104 64 54.8 bumpleak/osh mut
182 129 52 55.1 _bin/cxx-opt+bumproot/osh mut
194 137 56 57.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 140 72 47.1 osh-native mut+alloc
219 147 72 48.9 osh-native mut+alloc+free
181 113 68 8.7 osh-native mut+alloc+free+gc
183 131 52 8.8 osh-native mut+alloc+free+gc+exit
234 182 52 64.6 _bin/cxx-opt+nopool/osh mut+alloc
210 170 40 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 144 60 47.0 osh-native-souffle mut+alloc
212 144 68 48.6 osh-native-souffle mut+alloc+free
177 120 56 8.1 osh-native-souffle mut+alloc+free+gc
174 103 71 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 5 6 3.5 dash -
20 15 6 4.3 bash -
18 12 6 3.5 zsh -
18 13 5 13.1 bumpleak/osh mut
21 15 6 13.0 _bin/cxx-opt+bumproot/osh mut
20 10 10 12.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 7 11.0 osh-native mut+alloc
23 20 3 11.1 osh-native mut+alloc+free
23 20 3 8.9 osh-native mut+alloc+free+gc
23 15 9 9.2 osh-native mut+alloc+free+gc+exit
25 18 8 12.8 _bin/cxx-opt+nopool/osh mut+alloc
26 23 3 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 19 2 10.6 osh-native-souffle mut+alloc
22 19 3 10.5 osh-native-souffle mut+alloc+free
22 15 7 8.7 osh-native-souffle mut+alloc+free+gc
22 13 10 8.7 osh-native-souffle mut+alloc+free+gc+exit