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 18.1 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 4 10 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 146 24 61 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 141 24 64 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 7.9 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 2 2.1 8.1 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 21 0 1 2.1 7.7 579,599 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 175 0 3 10.3 8.1 995,280 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 6 0 1.4 dash -
23 23 0 3.1 bash -
105 52 61 3.3 zsh -
17 10 7 28.4 bumpleak/osh mut
20 15 4 29.8 _bin/cxx-opt+bumproot/osh mut
23 11 11 28.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 12 16 25.0 osh-native mut+alloc
31 15 15 25.7 osh-native mut+alloc+free
35 19 16 18.1 osh-native mut+alloc+free+gc
36 28 8 18.1 osh-native mut+alloc+free+gc+exit
43 23 19 32.0 _bin/cxx-opt+nopool/osh mut+alloc
49 37 11 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 13 13 24.9 osh-native-souffle mut+alloc
28 20 8 25.2 osh-native-souffle mut+alloc+free
33 29 4 17.6 osh-native-souffle mut+alloc+free+gc
34 33 0 17.6 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 77 0 3.3 bash -
378 203 197 3.5 zsh -
49 41 8 85.2 bumpleak/osh mut
61 56 4 85.0 _bin/cxx-opt+bumproot/osh mut
70 55 16 84.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 65 32 73.4 osh-native mut+alloc
105 84 20 75.1 osh-native mut+alloc+free
146 117 28 49.8 osh-native mut+alloc+free+gc
155 143 12 50.5 osh-native mut+alloc+free+gc+exit
137 67 71 99.5 _bin/cxx-opt+nopool/osh mut+alloc
208 184 24 68.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 52 36 73.1 osh-native-souffle mut+alloc
97 62 35 74.9 osh-native-souffle mut+alloc+free
141 121 20 50.9 osh-native-souffle mut+alloc+free+gc
146 123 24 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 2.9 bash -
8 4 4 3.3 zsh -
6 3 3 11.8 bumpleak/osh mut
7 3 3 12.6 _bin/cxx-opt+bumproot/osh mut
8 0 8 12.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 3 5 10.0 osh-native mut+alloc
9 9 0 10.4 osh-native mut+alloc+free
9 6 3 8.5 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
12 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 8 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 9.8 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 7 3 1.4 dash -
29 29 0 2.9 bash -
24 24 0 3.1 zsh -
19 11 7 31.7 bumpleak/osh mut
25 25 0 31.9 _bin/cxx-opt+bumproot/osh mut
27 23 4 31.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 16 20 26.5 osh-native mut+alloc
38 30 8 26.6 osh-native mut+alloc+free
28 28 0 8.1 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
54 37 16 36.1 _bin/cxx-opt+nopool/osh mut+alloc
37 36 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 23 8 26.0 osh-native-souffle mut+alloc
32 22 9 26.2 osh-native-souffle mut+alloc+free
21 21 0 7.7 osh-native-souffle mut+alloc+free+gc
21 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
74 66 8 3.0 bash -
172 112 60 54.1 bumpleak/osh mut
185 108 76 56.1 _bin/cxx-opt+bumproot/osh mut
200 124 76 55.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 136 76 47.3 osh-native mut+alloc
219 166 53 49.1 osh-native mut+alloc+free
182 109 72 8.5 osh-native mut+alloc+free+gc
179 119 60 8.7 osh-native mut+alloc+free+gc+exit
231 143 88 64.6 _bin/cxx-opt+nopool/osh mut+alloc
209 166 43 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 124 80 47.0 osh-native-souffle mut+alloc
212 136 76 48.7 osh-native-souffle mut+alloc+free
175 111 64 8.1 osh-native-souffle mut+alloc+free+gc
175 139 36 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 3.5 dash -
20 12 8 4.5 bash -
18 10 8 3.4 zsh -
18 15 3 11.3 bumpleak/osh mut
20 15 5 12.0 _bin/cxx-opt+bumproot/osh mut
23 20 3 14.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 16 6 11.1 osh-native mut+alloc
22 6 16 11.1 osh-native mut+alloc+free
22 16 6 9.2 osh-native mut+alloc+free+gc
23 20 3 9.0 osh-native mut+alloc+free+gc+exit
25 14 12 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 20 6 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 15 5 10.6 osh-native-souffle mut+alloc
21 5 16 10.7 osh-native-souffle mut+alloc+free
21 19 2 8.7 osh-native-souffle mut+alloc+free+gc
22 12 11 8.5 osh-native-souffle mut+alloc+free+gc+exit