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 17.7 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.7 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 150 24 64 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 135 23 58 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 7.7 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 27 0 2 2.1 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 2.1 7.5 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 182 0 4 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 179 0 4 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
6 3 3 1.6 dash -
23 23 0 2.9 bash -
102 48 60 3.4 zsh -
16 16 0 28.0 bumpleak/osh mut
19 11 7 29.0 _bin/cxx-opt+bumproot/osh mut
23 15 7 30.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 25 4 25.3 osh-native mut+alloc
31 8 23 25.4 osh-native mut+alloc+free
35 31 4 17.7 osh-native mut+alloc+free+gc
36 28 8 18.1 osh-native mut+alloc+free+gc+exit
44 24 20 32.1 _bin/cxx-opt+nopool/osh mut+alloc
48 36 12 22.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 19 7 24.8 osh-native-souffle mut+alloc
28 16 12 25.2 osh-native-souffle mut+alloc+free
32 20 12 17.7 osh-native-souffle mut+alloc+free+gc
33 18 15 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 -
378 211 187 3.7 zsh -
48 41 7 83.8 bumpleak/osh mut
59 59 0 86.1 _bin/cxx-opt+bumproot/osh mut
71 71 0 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 52 44 73.4 osh-native mut+alloc
103 55 47 75.2 osh-native mut+alloc+free
150 117 32 49.7 osh-native mut+alloc+free+gc
163 142 20 50.2 osh-native mut+alloc+free+gc+exit
138 87 51 97.8 _bin/cxx-opt+nopool/osh mut+alloc
202 166 36 66.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 56 32 73.1 osh-native-souffle mut+alloc
95 63 32 75.0 osh-native-souffle mut+alloc+free
135 107 28 50.9 osh-native-souffle mut+alloc+free+gc
143 111 32 51.8 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 3 3 2.9 bash -
8 8 0 3.1 zsh -
6 0 6 10.4 bumpleak/osh mut
7 7 0 11.8 _bin/cxx-opt+bumproot/osh mut
8 8 0 12.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 9 0 10.1 osh-native mut+alloc
9 9 0 10.0 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
10 6 3 8.7 osh-native mut+alloc+free+gc+exit
12 6 6 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.6 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
9 4 4 7.7 osh-native-souffle mut+alloc+free+gc
9 6 3 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 -
29 25 4 3.0 bash -
24 24 0 3.1 zsh -
18 9 9 31.7 bumpleak/osh mut
26 17 9 33.0 _bin/cxx-opt+bumproot/osh mut
28 24 4 33.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
35 23 12 25.8 osh-native mut+alloc
36 24 12 26.2 osh-native mut+alloc+free
27 23 4 8.0 osh-native mut+alloc+free+gc
27 27 0 7.9 osh-native mut+alloc+free+gc+exit
53 37 16 35.4 _bin/cxx-opt+nopool/osh mut+alloc
36 32 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 25 4 25.6 osh-native-souffle mut+alloc
31 17 13 25.7 osh-native-souffle mut+alloc+free
22 21 0 7.5 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
72 64 8 3.1 bash -
166 97 69 54.7 bumpleak/osh mut
182 141 40 54.5 _bin/cxx-opt+bumproot/osh mut
196 148 48 55.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 136 76 47.1 osh-native mut+alloc
218 109 109 48.8 osh-native mut+alloc+free
182 125 56 8.7 osh-native mut+alloc+free+gc
182 103 79 8.7 osh-native mut+alloc+free+gc+exit
236 156 80 63.1 _bin/cxx-opt+nopool/osh mut+alloc
212 143 68 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 121 85 46.6 osh-native-souffle mut+alloc
212 112 100 48.3 osh-native-souffle mut+alloc+free
179 122 57 8.1 osh-native-souffle mut+alloc+free+gc
176 108 68 8.4 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 5 6 3.4 dash -
19 18 2 4.3 bash -
18 11 8 3.4 zsh -
18 6 13 11.3 bumpleak/osh mut
21 12 9 13.0 _bin/cxx-opt+bumproot/osh mut
20 12 8 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 7 11.0 osh-native mut+alloc
22 18 5 10.9 osh-native mut+alloc+free
22 16 6 9.2 osh-native mut+alloc+free+gc
23 16 8 8.9 osh-native mut+alloc+free+gc+exit
25 11 14 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 17 9 9.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 11 10 10.6 osh-native-souffle mut+alloc
21 11 11 10.6 osh-native-souffle mut+alloc+free
21 19 3 8.7 osh-native-souffle mut+alloc+free+gc
22 13 9 8.7 osh-native-souffle mut+alloc+free+gc+exit