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 41 6 14 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 37 6 12 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 186 30 95 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 175 32 91 45.9 51.1 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 10 1 2 2.4 8.0 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 29 0 1 2.1 8.1 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 23 0 2 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 184 0 4 10.3 8.8 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 179 0 5 10.3 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 24 1 2 2.8 9.2 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 23 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 3.0 bash -
110 66 50 3.4 zsh -
16 12 4 29.2 bumpleak/osh mut
20 12 8 28.9 _bin/cxx-opt+bumproot/osh mut
24 16 8 30.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
31 17 13 25.2 osh-native mut+alloc
33 25 8 25.7 osh-native mut+alloc+free
41 38 4 18.0 osh-native mut+alloc+free+gc
41 33 8 18.0 osh-native mut+alloc+free+gc+exit
43 12 32 32.8 _bin/cxx-opt+nopool/osh mut+alloc
58 54 4 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
28 16 12 24.9 osh-native-souffle mut+alloc
30 21 8 25.2 osh-native-souffle mut+alloc+free
37 25 11 17.4 osh-native-souffle mut+alloc+free+gc
36 28 8 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
21 21 0 1.6 dash -
81 81 0 3.3 bash -
387 212 198 3.4 zsh -
49 41 8 85.8 bumpleak/osh mut
61 48 12 86.0 _bin/cxx-opt+bumproot/osh mut
72 60 12 86.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
100 64 36 73.4 osh-native mut+alloc
109 81 28 75.2 osh-native mut+alloc+free
186 162 24 49.8 osh-native mut+alloc+free+gc
195 183 12 50.5 osh-native mut+alloc+free+gc+exit
142 102 39 98.3 _bin/cxx-opt+nopool/osh mut+alloc
251 218 32 67.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
91 43 47 73.0 osh-native-souffle mut+alloc
100 56 44 74.9 osh-native-souffle mut+alloc+free
175 147 28 51.1 osh-native-souffle mut+alloc+free+gc
176 152 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 1.4 dash -
6 6 0 2.9 bash -
8 0 8 3.4 zsh -
7 0 7 11.0 bumpleak/osh mut
8 8 0 11.7 _bin/cxx-opt+bumproot/osh mut
8 0 8 11.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 9 0 9.8 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
10 3 7 8.7 osh-native mut+alloc+free+gc+exit
12 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
13 10 3 9.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
9 4 4 9.6 osh-native-souffle mut+alloc
9 4 4 9.7 osh-native-souffle mut+alloc+free
10 7 3 8.0 osh-native-souffle mut+alloc+free+gc
10 5 5 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
11 11 0 1.4 dash -
30 30 0 3.0 bash -
24 12 12 3.3 zsh -
19 15 4 31.8 bumpleak/osh mut
26 26 0 32.1 _bin/cxx-opt+bumproot/osh mut
29 20 8 33.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 32 4 26.3 osh-native mut+alloc
39 31 8 26.6 osh-native mut+alloc+free
29 28 0 8.1 osh-native mut+alloc+free+gc
29 29 0 8.1 osh-native mut+alloc+free+gc+exit
55 43 12 35.8 _bin/cxx-opt+nopool/osh mut+alloc
38 38 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 22 9 26.0 osh-native-souffle mut+alloc
33 20 12 26.1 osh-native-souffle mut+alloc+free
23 19 4 7.6 osh-native-souffle mut+alloc+free+gc
23 19 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 64 8 3.1 bash -
169 91 79 54.6 bumpleak/osh mut
185 116 68 54.6 _bin/cxx-opt+bumproot/osh mut
200 128 72 56.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
215 135 80 47.4 osh-native mut+alloc
222 154 69 49.1 osh-native mut+alloc+free
184 120 64 8.8 osh-native mut+alloc+free+gc
184 140 44 8.8 osh-native mut+alloc+free+gc+exit
235 143 91 64.1 _bin/cxx-opt+nopool/osh mut+alloc
227 171 56 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
207 146 61 46.9 osh-native-souffle mut+alloc
217 133 84 48.6 osh-native-souffle mut+alloc+free
179 120 60 8.3 osh-native-souffle mut+alloc+free+gc
180 132 48 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 3.3 dash -
20 16 4 4.5 bash -
19 6 14 3.5 zsh -
21 13 9 12.8 bumpleak/osh mut
22 13 9 13.0 _bin/cxx-opt+bumproot/osh mut
23 15 8 13.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 6 16 10.9 osh-native mut+alloc
24 22 2 11.1 osh-native mut+alloc+free
24 21 4 9.2 osh-native mut+alloc+free+gc
24 23 1 9.0 osh-native mut+alloc+free+gc+exit
26 11 15 12.7 _bin/cxx-opt+nopool/osh mut+alloc
26 21 6 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
22 17 5 10.6 osh-native-souffle mut+alloc
23 22 2 10.6 osh-native-souffle mut+alloc+free
23 21 2 8.7 osh-native-souffle mut+alloc+free+gc
23 14 9 8.4 osh-native-souffle mut+alloc+free+gc+exit