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 4 9 12.0 17.8 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 4 10 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 148 24 63 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 138 24 61 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 8.7 101,935 180 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 1 2.1 7.9 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 21 0 1 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 181 0 3 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 175 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 9.2 116,311 277 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 1.6 dash -
24 20 4 3.1 bash -
105 58 53 3.3 zsh -
17 8 8 29.3 bumpleak/osh mut
20 16 4 28.6 _bin/cxx-opt+bumproot/osh mut
23 15 7 30.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 18 11 25.2 osh-native mut+alloc
31 19 11 25.7 osh-native mut+alloc+free
35 23 12 17.8 osh-native mut+alloc+free+gc
36 24 12 17.8 osh-native mut+alloc+free+gc+exit
44 24 20 32.4 _bin/cxx-opt+nopool/osh mut+alloc
48 44 4 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.5 osh-native-souffle mut+alloc
31 19 11 25.3 osh-native-souffle mut+alloc+free
33 33 0 17.4 osh-native-souffle mut+alloc+free+gc
33 20 12 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
21 21 0 1.4 dash -
77 77 0 3.3 bash -
375 239 157 3.5 zsh -
49 41 8 84.5 bumpleak/osh mut
61 52 8 85.6 _bin/cxx-opt+bumproot/osh mut
70 47 23 86.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 56 40 73.4 osh-native mut+alloc
104 62 42 75.4 osh-native mut+alloc+free
148 120 28 49.8 osh-native mut+alloc+free+gc
155 130 24 50.3 osh-native mut+alloc+free+gc+exit
139 115 24 98.7 _bin/cxx-opt+nopool/osh mut+alloc
205 185 20 66.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 60 28 73.1 osh-native-souffle mut+alloc
96 75 20 74.8 osh-native-souffle mut+alloc+free
138 126 12 51.0 osh-native-souffle mut+alloc+free+gc
191 159 32 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 8 0 3.3 zsh -
6 0 6 11.0 bumpleak/osh mut
7 4 4 12.1 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.0 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
9 9 0 8.7 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
11 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 11 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.6 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 4 4 7.9 osh-native-souffle mut+alloc+free+gc
9 0 9 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
11 11 0 1.4 dash -
29 29 0 2.9 bash -
24 16 8 3.3 zsh -
18 14 5 31.2 bumpleak/osh mut
26 22 4 31.9 _bin/cxx-opt+bumproot/osh mut
28 20 8 32.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.3 osh-native mut+alloc
37 18 18 26.3 osh-native mut+alloc+free
28 24 4 7.9 osh-native mut+alloc+free+gc
28 28 0 7.9 osh-native mut+alloc+free+gc+exit
54 42 11 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 25 4 26.0 osh-native-souffle mut+alloc
31 12 19 26.2 osh-native-souffle mut+alloc+free
21 21 0 7.6 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 65 8 3.1 bash -
168 96 72 54.7 bumpleak/osh mut
195 123 71 56.0 _bin/cxx-opt+bumproot/osh mut
196 127 68 55.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 156 56 47.3 osh-native mut+alloc
220 152 68 49.1 osh-native mut+alloc+free
181 110 71 8.7 osh-native mut+alloc+free+gc
183 143 40 8.8 osh-native mut+alloc+free+gc+exit
231 120 112 64.4 _bin/cxx-opt+nopool/osh mut+alloc
206 147 60 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 131 71 47.0 osh-native-souffle mut+alloc
210 129 81 48.7 osh-native-souffle mut+alloc+free
175 115 60 8.3 osh-native-souffle mut+alloc+free+gc
175 99 76 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 9 1 3.4 dash -
20 20 0 4.5 bash -
17 13 5 3.5 zsh -
19 17 3 12.6 bumpleak/osh mut
19 12 7 12.5 _bin/cxx-opt+bumproot/osh mut
22 14 8 13.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 7 14 11.0 osh-native mut+alloc
22 13 10 11.3 osh-native mut+alloc+free
22 13 9 9.2 osh-native mut+alloc+free+gc
22 14 9 9.0 osh-native mut+alloc+free+gc+exit
25 15 10 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 23 2 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 7 10.6 osh-native-souffle mut+alloc
20 10 11 10.7 osh-native-souffle mut+alloc+free
21 13 8 8.7 osh-native-souffle mut+alloc+free+gc
21 15 6 8.5 osh-native-souffle mut+alloc+free+gc+exit