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 34 3 9 12.0 18.0 476,744 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 144 22 58 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 132 22 56 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 7.7 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 183 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 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
7 7 0 1.4 dash -
24 23 0 3.0 bash -
105 54 56 3.4 zsh -
16 12 4 29.8 bumpleak/osh mut
20 19 0 30.2 _bin/cxx-opt+bumproot/osh mut
22 17 4 29.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 22 7 25.2 osh-native mut+alloc
31 23 8 25.7 osh-native mut+alloc+free
34 27 8 18.0 osh-native mut+alloc+free+gc
35 31 4 18.0 osh-native mut+alloc+free+gc+exit
44 24 20 32.1 _bin/cxx-opt+nopool/osh mut+alloc
49 45 4 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 11 15 24.9 osh-native-souffle mut+alloc
28 20 8 25.2 osh-native-souffle mut+alloc+free
32 20 12 17.6 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 1.6 dash -
78 78 0 3.3 bash -
375 205 192 3.4 zsh -
47 31 16 85.6 bumpleak/osh mut
59 55 4 85.5 _bin/cxx-opt+bumproot/osh mut
70 61 8 85.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 76 20 73.4 osh-native mut+alloc
104 64 40 75.3 osh-native mut+alloc+free
144 120 24 49.7 osh-native mut+alloc+free+gc
154 123 32 50.3 osh-native mut+alloc+free+gc+exit
138 110 28 98.9 _bin/cxx-opt+nopool/osh mut+alloc
203 175 28 68.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 59 28 73.3 osh-native-souffle mut+alloc
95 74 21 75.0 osh-native-souffle mut+alloc+free
132 104 28 51.0 osh-native-souffle mut+alloc+free+gc
140 104 36 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 1.3 dash -
6 6 0 3.0 bash -
8 0 7 3.4 zsh -
6 0 6 10.7 bumpleak/osh mut
7 3 3 12.3 _bin/cxx-opt+bumproot/osh mut
8 0 8 11.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.0 osh-native mut+alloc
9 8 0 10.1 osh-native mut+alloc+free
9 4 4 8.5 osh-native mut+alloc+free+gc
9 0 9 8.5 osh-native mut+alloc+free+gc+exit
11 11 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 7 4 9.4 _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 4 4 8.0 osh-native-souffle mut+alloc+free+gc
9 9 0 8.1 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 25 4 3.0 bash -
24 20 4 3.3 zsh -
18 14 5 32.1 bumpleak/osh mut
25 17 8 32.3 _bin/cxx-opt+bumproot/osh mut
28 12 16 33.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.2 osh-native mut+alloc
37 20 16 26.6 osh-native mut+alloc+free
28 28 0 7.9 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
53 32 20 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 29 7 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 15 15 26.1 osh-native-souffle mut+alloc
31 19 11 26.2 osh-native-souffle mut+alloc+free
22 17 4 7.7 osh-native-souffle mut+alloc+free+gc
22 21 0 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
72 72 0 3.1 bash -
168 112 56 55.3 bumpleak/osh mut
187 123 64 56.7 _bin/cxx-opt+bumproot/osh mut
197 112 84 56.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 134 79 47.3 osh-native mut+alloc
220 136 84 49.1 osh-native mut+alloc+free
183 139 44 8.7 osh-native mut+alloc+free+gc
183 127 56 8.8 osh-native mut+alloc+free+gc+exit
231 155 76 63.8 _bin/cxx-opt+nopool/osh mut+alloc
210 146 63 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
201 125 76 46.9 osh-native-souffle mut+alloc
211 158 53 48.5 osh-native-souffle mut+alloc+free
174 130 43 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 7 3 3.4 dash -
20 18 2 4.3 bash -
18 12 6 3.4 zsh -
19 7 13 12.5 bumpleak/osh mut
20 9 12 12.8 _bin/cxx-opt+bumproot/osh mut
20 15 6 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 19 2 11.1 osh-native mut+alloc
21 15 7 10.9 osh-native mut+alloc+free
22 19 3 9.2 osh-native mut+alloc+free+gc
22 15 8 9.0 osh-native mut+alloc+free+gc+exit
24 17 7 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 21 4 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 10 10 10.6 osh-native-souffle mut+alloc
21 15 6 10.7 osh-native-souffle mut+alloc+free
21 20 1 8.7 osh-native-souffle mut+alloc+free+gc
21 16 5 8.7 osh-native-souffle mut+alloc+free+gc+exit