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 34 4 10 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 147 24 62 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 138 25 61 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 8.5 101,935 180 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 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 2.1 7.3 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 182 0 3 10.3 8.5 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 177 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 9.0 116,311 277 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 1.6 dash -
23 19 4 3.0 bash -
104 56 55 3.4 zsh -
17 16 0 29.4 bumpleak/osh mut
19 15 4 29.5 _bin/cxx-opt+bumproot/osh mut
23 15 8 29.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 17 12 25.3 osh-native mut+alloc
31 13 18 25.6 osh-native mut+alloc+free
35 27 8 17.8 osh-native mut+alloc+free+gc
36 28 8 18.1 osh-native mut+alloc+free+gc+exit
43 30 13 33.0 _bin/cxx-opt+nopool/osh mut+alloc
48 40 8 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 18 9 24.8 osh-native-souffle mut+alloc
29 25 4 25.4 osh-native-souffle mut+alloc+free
34 26 7 17.4 osh-native-souffle mut+alloc+free+gc
33 24 8 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 77 0 3.3 bash -
377 220 177 3.7 zsh -
50 37 12 85.3 bumpleak/osh mut
59 55 4 85.7 _bin/cxx-opt+bumproot/osh mut
72 67 4 85.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 68 28 73.5 osh-native mut+alloc
105 65 40 75.4 osh-native mut+alloc+free
147 127 20 49.8 osh-native mut+alloc+free+gc
153 129 24 50.5 osh-native mut+alloc+free+gc+exit
137 90 47 98.0 _bin/cxx-opt+nopool/osh mut+alloc
209 161 47 67.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 48 40 73.0 osh-native-souffle mut+alloc
96 60 36 74.8 osh-native-souffle mut+alloc+free
138 122 16 50.9 osh-native-souffle mut+alloc+free+gc
150 125 24 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 0 2 1.4 dash -
6 6 0 2.9 bash -
8 4 4 3.4 zsh -
6 0 6 12.0 bumpleak/osh mut
6 6 0 12.4 _bin/cxx-opt+bumproot/osh mut
8 0 8 12.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.0 osh-native mut+alloc
8 4 4 10.0 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 9 0 8.4 osh-native mut+alloc+free+gc+exit
11 4 8 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 7 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.7 osh-native-souffle mut+alloc
8 4 4 9.6 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 29 0 2.9 bash -
24 24 0 3.3 zsh -
18 18 0 31.0 bumpleak/osh mut
25 17 8 32.0 _bin/cxx-opt+bumproot/osh mut
28 24 4 31.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.5 osh-native mut+alloc
37 18 18 26.5 osh-native mut+alloc+free
28 23 4 8.0 osh-native mut+alloc+free+gc
28 20 8 7.9 osh-native mut+alloc+free+gc+exit
54 45 8 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 28 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 26 4 25.8 osh-native-souffle mut+alloc
31 17 13 26.1 osh-native-souffle mut+alloc+free
22 14 7 7.3 osh-native-souffle mut+alloc+free+gc
21 21 0 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
72 72 0 3.3 bash -
170 103 67 56.1 bumpleak/osh mut
183 134 49 55.0 _bin/cxx-opt+bumproot/osh mut
195 119 76 57.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 127 84 47.4 osh-native mut+alloc
216 144 72 49.1 osh-native mut+alloc+free
182 134 47 8.5 osh-native mut+alloc+free+gc
181 136 44 8.8 osh-native mut+alloc+free+gc+exit
232 144 88 64.0 _bin/cxx-opt+nopool/osh mut+alloc
216 164 52 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 124 80 46.9 osh-native-souffle mut+alloc
210 153 56 48.6 osh-native-souffle mut+alloc+free
177 128 48 8.3 osh-native-souffle mut+alloc+free+gc
174 109 65 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 10 0 3.5 dash -
19 12 8 4.5 bash -
18 5 13 3.4 zsh -
20 8 12 12.8 bumpleak/osh mut
21 14 7 12.9 _bin/cxx-opt+bumproot/osh mut
21 11 10 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 11 11 11.0 osh-native mut+alloc
22 5 17 11.3 osh-native mut+alloc+free
22 18 5 9.0 osh-native mut+alloc+free+gc
23 18 5 9.2 osh-native mut+alloc+free+gc+exit
25 11 15 12.8 _bin/cxx-opt+nopool/osh mut+alloc
26 20 5 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 8 12 10.6 osh-native-souffle mut+alloc
21 10 11 10.9 osh-native-souffle mut+alloc+free
21 15 7 8.7 osh-native-souffle mut+alloc+free+gc
22 11 11 8.7 osh-native-souffle mut+alloc+free+gc+exit