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 3 9 12.0 17.8 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 140 21 55 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 131 21 55 45.9 50.8 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 8 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 1 2.1 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 21 0 1 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 180 0 3 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 176 0 3 10.3 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 21 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
6 3 3 1.6 dash -
23 23 0 3.1 bash -
102 60 48 3.4 zsh -
16 12 4 27.8 bumpleak/osh mut
19 19 0 29.7 _bin/cxx-opt+bumproot/osh mut
23 19 4 29.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 16 12 25.2 osh-native mut+alloc
31 17 13 25.7 osh-native mut+alloc+free
35 26 9 17.8 osh-native mut+alloc+free+gc
35 31 4 18.1 osh-native mut+alloc+free+gc+exit
43 31 12 32.0 _bin/cxx-opt+nopool/osh mut+alloc
46 38 8 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 22 4 24.9 osh-native-souffle mut+alloc
28 18 9 25.2 osh-native-souffle mut+alloc+free
32 24 8 17.4 osh-native-souffle mut+alloc+free+gc
32 28 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 22 0 1.6 dash -
77 77 0 3.1 bash -
375 198 198 3.7 zsh -
50 49 0 85.1 bumpleak/osh mut
59 47 12 86.2 _bin/cxx-opt+bumproot/osh mut
70 54 15 86.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 56 40 73.4 osh-native mut+alloc
103 71 32 75.2 osh-native mut+alloc+free
140 131 8 49.8 osh-native mut+alloc+free+gc
146 126 20 50.3 osh-native mut+alloc+free+gc+exit
137 97 40 98.5 _bin/cxx-opt+nopool/osh mut+alloc
195 155 40 67.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 49 37 73.1 osh-native-souffle mut+alloc
95 63 32 74.9 osh-native-souffle mut+alloc+free
131 107 24 50.8 osh-native-souffle mut+alloc+free+gc
136 116 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 1.4 dash -
5 5 0 2.9 bash -
8 8 0 3.3 zsh -
6 3 3 11.6 bumpleak/osh mut
7 0 7 11.7 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 10.0 osh-native mut+alloc
8 8 0 10.1 osh-native mut+alloc+free
8 8 0 8.5 osh-native mut+alloc+free+gc
9 4 4 8.5 osh-native mut+alloc+free+gc+exit
11 4 7 11.6 _bin/cxx-opt+nopool/osh mut+alloc
11 7 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 7 0 9.4 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 9 0 7.9 osh-native-souffle mut+alloc+free+gc
9 9 0 7.9 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 -
23 12 12 3.3 zsh -
19 15 4 31.8 bumpleak/osh mut
26 22 4 33.0 _bin/cxx-opt+bumproot/osh mut
28 24 4 31.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 27 8 26.2 osh-native mut+alloc
37 24 12 26.6 osh-native mut+alloc+free
27 27 0 8.0 osh-native mut+alloc+free+gc
28 28 0 8.1 osh-native mut+alloc+free+gc+exit
52 41 11 35.7 _bin/cxx-opt+nopool/osh mut+alloc
36 28 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 25 4 26.1 osh-native-souffle mut+alloc
30 22 9 26.1 osh-native-souffle mut+alloc+free
21 21 0 7.6 osh-native-souffle mut+alloc+free+gc
21 14 7 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
72 68 4 3.1 bash -
168 122 45 54.5 bumpleak/osh mut
183 131 52 54.9 _bin/cxx-opt+bumproot/osh mut
194 139 55 56.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 146 63 47.4 osh-native mut+alloc
216 155 60 49.1 osh-native mut+alloc+free
180 128 52 8.7 osh-native mut+alloc+free+gc
180 124 56 8.8 osh-native mut+alloc+free+gc+exit
233 156 76 64.0 _bin/cxx-opt+nopool/osh mut+alloc
207 167 40 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 151 52 46.9 osh-native-souffle mut+alloc
208 132 76 48.7 osh-native-souffle mut+alloc+free
176 128 48 8.3 osh-native-souffle mut+alloc+free+gc
173 112 60 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 4 5 3.5 dash -
20 17 3 4.5 bash -
18 11 7 3.4 zsh -
19 6 13 13.0 bumpleak/osh mut
20 15 6 13.7 _bin/cxx-opt+bumproot/osh mut
21 11 11 13.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 20 1 11.0 osh-native mut+alloc
22 15 7 11.3 osh-native mut+alloc+free
21 17 5 8.9 osh-native mut+alloc+free+gc
22 15 7 9.0 osh-native mut+alloc+free+gc+exit
24 19 6 12.8 _bin/cxx-opt+nopool/osh mut+alloc
24 20 5 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 14 7 10.5 osh-native-souffle mut+alloc
21 13 8 10.7 osh-native-souffle mut+alloc+free
21 12 9 8.7 osh-native-souffle mut+alloc+free+gc
21 15 7 8.7 osh-native-souffle mut+alloc+free+gc+exit