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 10 12.0 17.8 476,744 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 141 22 57 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 136 22 58 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 7.9 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 2 2.1 8.0 579,599 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 180 0 3 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 174 0 3 10.3 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 8.9 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 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
6 6 0 1.4 dash -
23 19 4 2.9 bash -
105 72 40 3.3 zsh -
17 8 8 28.1 bumpleak/osh mut
19 19 0 29.8 _bin/cxx-opt+bumproot/osh mut
23 18 5 29.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 28 0 25.0 osh-native mut+alloc
31 30 0 25.7 osh-native mut+alloc+free
35 31 4 17.8 osh-native mut+alloc+free+gc
35 23 12 18.1 osh-native mut+alloc+free+gc+exit
43 19 23 32.1 _bin/cxx-opt+nopool/osh mut+alloc
48 48 0 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 17 9 24.8 osh-native-souffle mut+alloc
29 21 8 25.3 osh-native-souffle mut+alloc+free
33 15 18 17.6 osh-native-souffle mut+alloc+free+gc
34 30 4 17.6 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 21 0 1.6 dash -
78 78 0 3.3 bash -
376 215 181 3.4 zsh -
50 31 19 84.1 bumpleak/osh mut
59 55 4 86.0 _bin/cxx-opt+bumproot/osh mut
72 32 40 86.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
95 66 29 73.4 osh-native mut+alloc
103 67 36 75.4 osh-native mut+alloc+free
141 121 20 49.7 osh-native mut+alloc+free+gc
149 125 23 50.5 osh-native mut+alloc+free+gc+exit
139 86 53 98.4 _bin/cxx-opt+nopool/osh mut+alloc
204 168 36 68.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 67 20 73.0 osh-native-souffle mut+alloc
95 66 29 74.8 osh-native-souffle mut+alloc+free
136 124 12 51.0 osh-native-souffle mut+alloc+free+gc
142 114 28 51.8 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 3 3 10.9 bumpleak/osh mut
6 6 0 11.0 _bin/cxx-opt+bumproot/osh mut
8 8 0 12.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.0 osh-native mut+alloc
8 4 4 10.1 osh-native mut+alloc+free
9 0 9 8.5 osh-native mut+alloc+free+gc
9 4 4 8.7 osh-native mut+alloc+free+gc+exit
11 4 8 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 6 3 7.9 osh-native-souffle mut+alloc+free+gc
9 9 0 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
11 11 0 1.4 dash -
28 28 0 3.0 bash -
24 20 4 3.1 zsh -
19 15 4 32.0 bumpleak/osh mut
25 12 12 33.3 _bin/cxx-opt+bumproot/osh mut
28 28 0 32.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.3 osh-native mut+alloc
37 20 16 26.6 osh-native mut+alloc+free
28 27 0 8.0 osh-native mut+alloc+free+gc
29 29 0 8.0 osh-native mut+alloc+free+gc+exit
54 42 11 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 29 7 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 11 18 25.8 osh-native-souffle mut+alloc
31 19 12 26.2 osh-native-souffle mut+alloc+free
22 21 0 7.5 osh-native-souffle mut+alloc+free+gc
21 18 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 64 8 3.1 bash -
168 124 44 55.4 bumpleak/osh mut
182 121 61 55.1 _bin/cxx-opt+bumproot/osh mut
196 124 72 56.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 151 60 47.4 osh-native mut+alloc
217 132 84 49.1 osh-native mut+alloc+free
180 124 56 8.7 osh-native mut+alloc+free+gc
183 151 32 8.8 osh-native mut+alloc+free+gc+exit
231 142 89 63.1 _bin/cxx-opt+nopool/osh mut+alloc
208 148 60 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 148 56 47.0 osh-native-souffle mut+alloc
208 132 76 48.6 osh-native-souffle mut+alloc+free
174 138 36 8.3 osh-native-souffle mut+alloc+free+gc
175 123 52 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
10 7 3 3.5 dash -
19 11 9 4.3 bash -
18 10 8 3.4 zsh -
17 11 7 11.3 bumpleak/osh mut
21 12 9 13.3 _bin/cxx-opt+bumproot/osh mut
20 18 3 12.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 14 8 11.1 osh-native mut+alloc
22 14 9 11.0 osh-native mut+alloc+free
22 15 7 8.9 osh-native mut+alloc+free+gc
23 13 10 9.2 osh-native mut+alloc+free+gc+exit
24 16 8 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 22 3 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 6 14 10.5 osh-native-souffle mut+alloc
21 10 11 10.9 osh-native-souffle mut+alloc+free
21 16 6 8.7 osh-native-souffle mut+alloc+free+gc
21 10 12 8.5 osh-native-souffle mut+alloc+free+gc+exit