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 10 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 3 10 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 142 22 57 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 139 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 8.5 101,935 180 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 27 0 2 2.1 7.9 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 2.1 7.5 579,599 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 23 1 2 2.8 8.9 116,311 277 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 6 0 1.6 dash -
23 19 4 3.0 bash -
105 54 57 3.5 zsh -
17 12 4 27.8 bumpleak/osh mut
20 12 8 29.3 _bin/cxx-opt+bumproot/osh mut
23 19 4 29.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 25 4 25.3 osh-native mut+alloc
31 18 13 25.6 osh-native mut+alloc+free
35 27 8 18.0 osh-native mut+alloc+free+gc
36 32 4 18.1 osh-native mut+alloc+free+gc+exit
43 23 19 33.2 _bin/cxx-opt+nopool/osh mut+alloc
48 32 16 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 22 4 24.8 osh-native-souffle mut+alloc
28 12 16 25.2 osh-native-souffle mut+alloc+free
33 24 8 17.4 osh-native-souffle mut+alloc+free+gc
33 29 4 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 1.6 dash -
78 78 0 3.1 bash -
376 216 181 3.7 zsh -
50 50 0 85.2 bumpleak/osh mut
59 55 4 85.7 _bin/cxx-opt+bumproot/osh mut
70 54 17 85.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 81 16 73.5 osh-native mut+alloc
104 72 32 75.2 osh-native mut+alloc+free
142 125 16 49.7 osh-native mut+alloc+free+gc
150 126 24 50.3 osh-native mut+alloc+free+gc+exit
138 89 48 97.8 _bin/cxx-opt+nopool/osh mut+alloc
203 171 32 68.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 62 25 73.1 osh-native-souffle mut+alloc
95 71 24 74.9 osh-native-souffle mut+alloc+free
139 111 28 51.0 osh-native-souffle mut+alloc+free+gc
144 120 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 2 0 1.3 dash -
6 6 0 2.8 bash -
8 0 7 3.4 zsh -
6 6 0 10.4 bumpleak/osh mut
6 3 3 12.2 _bin/cxx-opt+bumproot/osh mut
7 7 0 12.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 3 6 10.0 osh-native mut+alloc
9 8 0 10.0 osh-native mut+alloc+free
9 4 4 8.5 osh-native mut+alloc+free+gc
9 6 3 8.4 osh-native mut+alloc+free+gc+exit
12 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.6 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
9 3 6 7.9 osh-native-souffle mut+alloc+free+gc
9 9 0 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 -
28 28 0 3.0 bash -
24 20 4 3.4 zsh -
18 14 5 31.9 bumpleak/osh mut
25 25 0 32.1 _bin/cxx-opt+bumproot/osh mut
27 23 4 31.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.3 osh-native mut+alloc
38 30 8 26.6 osh-native mut+alloc+free
27 27 0 7.9 osh-native mut+alloc+free+gc
28 28 0 7.9 osh-native mut+alloc+free+gc+exit
53 37 16 35.9 _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 27 4 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.5 osh-native-souffle mut+alloc+free+gc
22 22 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
74 70 4 3.1 bash -
167 123 44 54.4 bumpleak/osh mut
183 110 73 55.0 _bin/cxx-opt+bumproot/osh mut
197 125 72 56.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 123 87 47.4 osh-native mut+alloc
220 132 88 49.0 osh-native mut+alloc+free
181 129 52 8.7 osh-native mut+alloc+free+gc
182 121 60 8.8 osh-native mut+alloc+free+gc+exit
231 167 64 63.0 _bin/cxx-opt+nopool/osh mut+alloc
208 161 47 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 163 40 46.9 osh-native-souffle mut+alloc
209 146 63 48.6 osh-native-souffle mut+alloc+free
175 114 61 8.3 osh-native-souffle mut+alloc+free+gc
176 124 52 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
10 8 2 3.4 dash -
19 13 6 4.5 bash -
18 7 11 3.5 zsh -
19 11 9 12.0 bumpleak/osh mut
21 15 6 12.8 _bin/cxx-opt+bumproot/osh mut
20 12 8 12.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 20 2 11.1 osh-native mut+alloc
22 12 11 11.3 osh-native mut+alloc+free
23 10 12 8.9 osh-native mut+alloc+free+gc
23 23 0 9.2 osh-native mut+alloc+free+gc+exit
25 12 13 12.4 _bin/cxx-opt+nopool/osh mut+alloc
25 15 11 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 18 2 10.6 osh-native-souffle mut+alloc
21 10 12 10.7 osh-native-souffle mut+alloc+free
21 15 6 8.7 osh-native-souffle mut+alloc+free+gc
21 11 10 8.5 osh-native-souffle mut+alloc+free+gc+exit