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 36 3 9 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 3 9 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 152 23 65 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 140 25 63 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 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 2.1 7.3 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 182 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 22 1 2 2.8 9.0 116,311 277 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 3 3 1.4 dash -
23 19 4 2.9 bash -
104 62 48 3.4 zsh -
16 16 0 28.7 bumpleak/osh mut
20 13 7 28.4 _bin/cxx-opt+bumproot/osh mut
23 15 8 29.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 17 13 25.2 osh-native mut+alloc
32 16 16 25.6 osh-native mut+alloc+free
36 31 4 18.0 osh-native mut+alloc+free+gc
37 30 7 18.0 osh-native mut+alloc+free+gc+exit
44 20 24 32.0 _bin/cxx-opt+nopool/osh mut+alloc
49 37 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 23 4 24.9 osh-native-souffle mut+alloc
29 28 0 25.4 osh-native-souffle mut+alloc+free
33 24 8 17.6 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 21 0 1.6 dash -
77 77 0 3.1 bash -
382 203 202 3.7 zsh -
50 50 0 85.1 bumpleak/osh mut
60 52 8 86.1 _bin/cxx-opt+bumproot/osh mut
70 62 8 86.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 44 52 73.5 osh-native mut+alloc
105 85 20 75.2 osh-native mut+alloc+free
152 136 16 49.8 osh-native mut+alloc+free+gc
155 130 24 50.3 osh-native mut+alloc+free+gc+exit
137 90 47 99.4 _bin/cxx-opt+nopool/osh mut+alloc
216 172 44 66.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 60 28 73.2 osh-native-souffle mut+alloc
95 63 31 74.8 osh-native-souffle mut+alloc+free
140 104 36 51.0 osh-native-souffle mut+alloc+free+gc
146 126 20 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 0 8 3.3 zsh -
6 0 6 12.0 bumpleak/osh mut
7 7 0 11.8 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.0 osh-native mut+alloc
9 0 9 10.2 osh-native mut+alloc+free
9 6 3 8.5 osh-native mut+alloc+free+gc
9 0 9 8.4 osh-native mut+alloc+free+gc+exit
12 12 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
9 3 6 8.0 osh-native-souffle mut+alloc+free+gc
9 5 5 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 1.6 dash -
29 28 0 2.9 bash -
24 20 4 3.3 zsh -
19 11 7 32.2 bumpleak/osh mut
26 25 0 32.4 _bin/cxx-opt+bumproot/osh mut
29 24 4 33.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 16 20 26.3 osh-native mut+alloc
37 29 8 26.5 osh-native mut+alloc+free
28 23 4 8.0 osh-native mut+alloc+free+gc
28 24 4 7.9 osh-native mut+alloc+free+gc+exit
54 38 15 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 26 11 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 21 9 25.8 osh-native-souffle mut+alloc
31 16 16 26.2 osh-native-souffle mut+alloc+free
22 18 4 7.3 osh-native-souffle mut+alloc+free+gc
21 18 4 7.7 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 68 4 3.3 bash -
167 119 48 54.9 bumpleak/osh mut
184 104 80 56.4 _bin/cxx-opt+bumproot/osh mut
196 144 52 55.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 136 76 47.3 osh-native mut+alloc
217 112 104 49.1 osh-native mut+alloc+free
182 125 57 8.7 osh-native mut+alloc+free+gc
185 128 56 8.9 osh-native mut+alloc+free+gc+exit
234 178 55 63.2 _bin/cxx-opt+nopool/osh mut+alloc
208 152 56 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 143 60 46.9 osh-native-souffle mut+alloc
211 159 52 48.6 osh-native-souffle mut+alloc+free
175 122 53 8.3 osh-native-souffle mut+alloc+free+gc
174 138 35 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 3.4 dash -
19 14 5 4.3 bash -
18 12 7 3.5 zsh -
18 15 4 12.0 bumpleak/osh mut
21 15 6 13.5 _bin/cxx-opt+bumproot/osh mut
20 15 6 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 19 3 11.1 osh-native mut+alloc
22 20 3 11.3 osh-native mut+alloc+free
22 21 1 9.0 osh-native mut+alloc+free+gc
23 21 2 9.0 osh-native mut+alloc+free+gc+exit
25 13 12 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 23 2 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 18 2 10.6 osh-native-souffle mut+alloc
22 15 7 10.7 osh-native-souffle mut+alloc+free
21 13 8 8.7 osh-native-souffle mut+alloc+free+gc
22 6 16 8.7 osh-native-souffle mut+alloc+free+gc+exit