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 18.1 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 148 23 62 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 137 23 60 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 27 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 186 0 3 10.3 8.8 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 175 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 6 0 1.4 dash -
23 23 0 3.1 bash -
104 67 43 3.3 zsh -
16 8 8 27.9 bumpleak/osh mut
21 17 4 28.5 _bin/cxx-opt+bumproot/osh mut
22 15 7 30.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 25 4 25.2 osh-native mut+alloc
31 15 15 25.7 osh-native mut+alloc+free
35 30 4 18.1 osh-native mut+alloc+free+gc
36 31 4 18.1 osh-native mut+alloc+free+gc+exit
43 15 27 32.5 _bin/cxx-opt+nopool/osh mut+alloc
49 28 20 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 15 11 24.8 osh-native-souffle mut+alloc
28 24 4 25.2 osh-native-souffle mut+alloc+free
32 32 0 17.6 osh-native-souffle mut+alloc+free+gc
33 32 0 17.8 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 3.1 bash -
377 229 168 3.5 zsh -
49 37 12 84.3 bumpleak/osh mut
60 44 16 85.5 _bin/cxx-opt+bumproot/osh mut
70 47 23 85.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
101 60 40 73.5 osh-native mut+alloc
104 76 28 75.4 osh-native mut+alloc+free
148 124 24 49.8 osh-native mut+alloc+free+gc
148 120 28 50.5 osh-native mut+alloc+free+gc+exit
138 90 47 98.4 _bin/cxx-opt+nopool/osh mut+alloc
203 174 28 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 67 20 73.0 osh-native-souffle mut+alloc
95 67 28 75.0 osh-native-souffle mut+alloc+free
137 113 24 51.0 osh-native-souffle mut+alloc+free+gc
142 126 16 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 7 0 3.3 zsh -
5 5 0 11.6 bumpleak/osh mut
6 3 3 12.8 _bin/cxx-opt+bumproot/osh mut
7 7 0 12.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.0 osh-native mut+alloc
9 3 6 10.1 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
12 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 7 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.6 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 4 4 8.0 osh-native-souffle mut+alloc+free+gc
9 9 0 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 -
28 28 0 2.9 bash -
23 12 12 3.4 zsh -
19 7 11 31.4 bumpleak/osh mut
25 21 4 31.2 _bin/cxx-opt+bumproot/osh mut
28 16 12 32.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 32 4 26.3 osh-native mut+alloc
37 28 8 26.5 osh-native mut+alloc+free
27 23 4 7.9 osh-native mut+alloc+free+gc
28 28 0 8.1 osh-native mut+alloc+free+gc+exit
54 37 16 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 32 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 29 0 26.1 osh-native-souffle mut+alloc
31 23 8 26.2 osh-native-souffle mut+alloc+free
22 14 7 7.6 osh-native-souffle mut+alloc+free+gc
22 13 9 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 73 0 3.3 bash -
167 89 77 54.3 bumpleak/osh mut
182 133 48 54.7 _bin/cxx-opt+bumproot/osh mut
196 140 56 56.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 146 65 47.4 osh-native mut+alloc
218 162 55 49.1 osh-native mut+alloc+free
186 142 43 8.8 osh-native mut+alloc+free+gc
182 146 36 8.8 osh-native mut+alloc+free+gc+exit
234 137 97 64.4 _bin/cxx-opt+nopool/osh mut+alloc
210 169 40 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 126 79 46.9 osh-native-souffle mut+alloc
210 150 59 48.7 osh-native-souffle mut+alloc+free
175 98 77 8.4 osh-native-souffle mut+alloc+free+gc
176 120 56 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
9 4 5 3.4 dash -
20 8 12 4.3 bash -
17 13 5 3.5 zsh -
19 13 7 12.5 bumpleak/osh mut
21 14 7 13.4 _bin/cxx-opt+bumproot/osh mut
20 12 8 11.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 7 11.1 osh-native mut+alloc
22 10 12 11.1 osh-native mut+alloc+free
22 19 4 9.2 osh-native mut+alloc+free+gc
22 7 16 9.0 osh-native mut+alloc+free+gc+exit
24 18 6 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 18 8 9.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 14 6 10.5 osh-native-souffle mut+alloc
21 13 8 10.9 osh-native-souffle mut+alloc+free
21 17 4 8.7 osh-native-souffle mut+alloc+free+gc
21 13 9 8.5 osh-native-souffle mut+alloc+free+gc+exit