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 17.8 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 3 9 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 142 22 57 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 142 25 64 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 7.9 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 182 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 8.4 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.2 116,311 277 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 3 3 1.4 dash -
24 19 4 3.0 bash -
105 60 52 3.3 zsh -
16 16 0 29.5 bumpleak/osh mut
19 11 8 29.4 _bin/cxx-opt+bumproot/osh mut
22 22 0 29.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 21 8 25.3 osh-native mut+alloc
32 20 12 25.7 osh-native mut+alloc+free
35 27 8 17.8 osh-native mut+alloc+free+gc
36 28 8 18.0 osh-native mut+alloc+free+gc+exit
43 34 8 32.0 _bin/cxx-opt+nopool/osh mut+alloc
48 36 12 22.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 19 8 24.8 osh-native-souffle mut+alloc
28 16 12 25.3 osh-native-souffle mut+alloc+free
33 24 8 17.6 osh-native-souffle mut+alloc+free+gc
33 25 8 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
22 21 0 1.6 dash -
93 89 4 3.3 bash -
376 209 189 3.5 zsh -
49 41 8 84.3 bumpleak/osh mut
60 52 8 86.4 _bin/cxx-opt+bumproot/osh mut
72 72 0 85.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 45 53 73.4 osh-native mut+alloc
105 69 36 75.2 osh-native mut+alloc+free
142 121 20 49.8 osh-native mut+alloc+free+gc
148 124 24 50.3 osh-native mut+alloc+free+gc+exit
140 96 44 99.3 _bin/cxx-opt+nopool/osh mut+alloc
218 198 20 66.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 58 29 73.1 osh-native-souffle mut+alloc
96 56 40 75.0 osh-native-souffle mut+alloc+free
142 121 20 51.0 osh-native-souffle mut+alloc+free+gc
145 110 35 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 6 0 3.0 bash -
8 4 4 3.3 zsh -
7 0 6 11.7 bumpleak/osh mut
6 6 0 10.8 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.0 osh-native mut+alloc
9 4 4 10.0 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
11 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.6 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 9 0 8.0 osh-native-souffle mut+alloc+free+gc
9 3 6 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 11 0 1.4 dash -
28 24 4 3.0 bash -
24 23 0 3.3 zsh -
18 13 4 31.2 bumpleak/osh mut
25 21 4 32.8 _bin/cxx-opt+bumproot/osh mut
28 28 0 32.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.5 osh-native mut+alloc
39 27 12 26.5 osh-native mut+alloc+free
28 24 4 7.9 osh-native mut+alloc+free+gc
27 27 0 8.0 osh-native mut+alloc+free+gc+exit
53 34 19 36.2 _bin/cxx-opt+nopool/osh mut+alloc
37 29 7 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 21 8 26.0 osh-native-souffle mut+alloc
32 16 16 26.2 osh-native-souffle mut+alloc+free
22 18 4 7.6 osh-native-souffle mut+alloc+free+gc
22 14 7 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 73 0 3.1 bash -
172 106 65 54.9 bumpleak/osh mut
185 120 64 55.7 _bin/cxx-opt+bumproot/osh mut
197 109 88 56.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 135 76 47.3 osh-native mut+alloc
218 103 115 49.0 osh-native mut+alloc+free
182 130 51 8.7 osh-native mut+alloc+free+gc
183 134 49 8.9 osh-native mut+alloc+free+gc+exit
231 140 92 63.4 _bin/cxx-opt+nopool/osh mut+alloc
208 161 47 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 127 76 46.8 osh-native-souffle mut+alloc
210 119 91 48.7 osh-native-souffle mut+alloc+free
174 117 57 8.4 osh-native-souffle mut+alloc+free+gc
175 122 53 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 7 3 3.5 dash -
20 13 7 4.3 bash -
18 10 9 3.4 zsh -
19 6 13 11.8 bumpleak/osh mut
20 17 3 12.1 _bin/cxx-opt+bumproot/osh mut
22 12 11 13.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 16 6 11.0 osh-native mut+alloc
23 20 2 11.3 osh-native mut+alloc+free
22 15 7 9.2 osh-native mut+alloc+free+gc
23 13 10 9.0 osh-native mut+alloc+free+gc+exit
25 22 3 12.8 _bin/cxx-opt+nopool/osh mut+alloc
26 16 9 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 17 4 10.6 osh-native-souffle mut+alloc
21 14 8 10.7 osh-native-souffle mut+alloc+free
21 17 4 8.7 osh-native-souffle mut+alloc+free+gc
22 11 11 8.7 osh-native-souffle mut+alloc+free+gc+exit