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 37 4 10 12.0 18.1 476,755 1,282 6 406,612 5 203,306 osh-native
parse.configure-cpython 32 3 9 12.0 17.7 476,755 1,282 6 406,208 5 203,104 osh-native-souffle
parse.configure-coreutils 173 29 84 44.5 49.7 1,653,343 4,764 12 1,025,534 6 764,310 osh-native
parse.configure-coreutils 146 26 68 44.5 49.4 1,653,342 4,764 12 1,025,404 6 764,245 osh-native-souffle
parse.abuild 10 1 2 2.6 8.5 101,946 180 2 75,038 1 37,519 osh-native
parse.abuild 9 1 2 2.4 7.9 101,946 180 3 87,100 1 43,550 osh-native-souffle
ex.compute-fib 28 0 2 2.1 8.0 579,610 22,608 12 50,000 0 2,923 osh-native
ex.compute-fib 22 0 2 2.1 7.6 579,610 22,608 12 50,000 0 2,862 osh-native-souffle
ex.bashcomp-parse-help 184 0 4 10.3 8.8 995,292 15,258 21 50,000 0 3,905 osh-native
ex.bashcomp-parse-help 179 0 4 10.3 8.3 995,291 15,258 21 50,000 0 3,848 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 8.9 116,322 277 3 85,256 1 42,628 osh-native
ex.abuild-print-help 22 1 2 2.8 8.7 116,322 277 3 85,132 1 42,566 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 1.6 dash -
24 24 0 2.9 bash -
114 64 57 3.5 zsh -
17 8 8 28.3 bumpleak/osh mut
20 15 4 30.3 _bin/cxx-opt+bumproot/osh mut
23 22 0 29.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
32 24 8 25.0 osh-native mut+alloc
32 28 4 25.8 osh-native mut+alloc+free
37 37 0 18.1 osh-native mut+alloc+free+gc
37 33 4 18.2 osh-native mut+alloc+free+gc+exit
44 28 16 32.7 _bin/cxx-opt+nopool/osh mut+alloc
49 36 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 14 14 24.8 osh-native-souffle mut+alloc
28 16 12 25.4 osh-native-souffle mut+alloc+free
32 24 8 17.7 osh-native-souffle mut+alloc+free+gc
34 30 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 18 4 1.4 dash -
81 81 0 3.1 bash -
407 273 154 3.5 zsh -
48 36 12 85.2 bumpleak/osh mut
60 55 4 85.1 _bin/cxx-opt+bumproot/osh mut
71 63 8 85.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 63 36 73.4 osh-native mut+alloc
107 83 24 75.4 osh-native mut+alloc+free
173 157 16 49.7 osh-native mut+alloc+free+gc
185 164 20 50.2 osh-native mut+alloc+free+gc+exit
140 100 40 97.8 _bin/cxx-opt+nopool/osh mut+alloc
206 182 24 66.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 60 28 73.0 osh-native-souffle mut+alloc
98 51 47 75.0 osh-native-souffle mut+alloc+free
146 129 16 49.4 osh-native-souffle mut+alloc+free+gc
146 138 8 50.1 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 3 3 2.9 bash -
8 4 4 3.4 zsh -
6 0 6 11.6 bumpleak/osh mut
7 3 3 10.7 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 9 0 10.0 osh-native mut+alloc
9 5 5 10.1 osh-native mut+alloc+free
10 10 0 8.5 osh-native mut+alloc+free+gc
10 7 3 8.5 osh-native mut+alloc+free+gc+exit
13 13 0 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 4 8 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 5 5 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 -
29 24 4 2.9 bash -
24 20 4 3.3 zsh -
19 19 0 31.6 bumpleak/osh mut
27 22 4 32.9 _bin/cxx-opt+bumproot/osh mut
28 24 4 31.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 20 16 26.2 osh-native mut+alloc
37 37 0 26.6 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 24 4 7.9 osh-native mut+alloc+free+gc+exit
55 39 16 36.1 _bin/cxx-opt+nopool/osh mut+alloc
38 34 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 19 12 26.0 osh-native-souffle mut+alloc
31 19 12 26.2 osh-native-souffle mut+alloc+free
22 18 4 7.6 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
76 72 4 3.1 bash -
174 115 59 54.9 bumpleak/osh mut
187 135 52 56.3 _bin/cxx-opt+bumproot/osh mut
199 130 69 55.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 150 65 47.4 osh-native mut+alloc
223 159 64 49.0 osh-native mut+alloc+free
184 116 68 8.8 osh-native mut+alloc+free+gc
189 116 72 8.8 osh-native mut+alloc+free+gc+exit
240 156 84 64.3 _bin/cxx-opt+nopool/osh mut+alloc
213 142 71 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
209 126 83 47.0 osh-native-souffle mut+alloc
214 137 77 48.6 osh-native-souffle mut+alloc+free
179 139 40 8.3 osh-native-souffle mut+alloc+free+gc
179 119 60 8.5 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 3.5 dash -
22 14 8 4.5 bash -
18 11 8 3.5 zsh -
19 13 7 11.6 bumpleak/osh mut
21 12 10 11.8 _bin/cxx-opt+bumproot/osh mut
21 15 6 12.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 11 11 11.0 osh-native mut+alloc
23 16 8 11.1 osh-native mut+alloc+free
23 17 6 8.9 osh-native mut+alloc+free+gc
25 22 4 9.2 osh-native mut+alloc+free+gc+exit
26 12 14 12.8 _bin/cxx-opt+nopool/osh mut+alloc
26 22 5 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 12 9 10.6 osh-native-souffle mut+alloc
23 15 8 10.7 osh-native-souffle mut+alloc+free
22 19 4 8.7 osh-native-souffle mut+alloc+free+gc
23 12 11 8.7 osh-native-souffle mut+alloc+free+gc+exit