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 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.3 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 144 22 58 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 142 24 59 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 27 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 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 187 0 3 10.3 8.8 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 174 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 9.2 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 1 2 2.8 8.5 116,311 277 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 23 0 3.1 bash -
105 70 42 3.4 zsh -
16 12 4 29.7 bumpleak/osh mut
20 15 4 30.3 _bin/cxx-opt+bumproot/osh mut
22 18 4 30.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 25 4 25.3 osh-native mut+alloc
31 23 8 25.7 osh-native mut+alloc+free
35 31 4 18.0 osh-native mut+alloc+free+gc
36 24 12 18.0 osh-native mut+alloc+free+gc+exit
44 16 28 32.3 _bin/cxx-opt+nopool/osh mut+alloc
48 39 8 22.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 7 19 24.9 osh-native-souffle mut+alloc
28 20 8 25.3 osh-native-souffle mut+alloc+free
32 25 7 17.3 osh-native-souffle mut+alloc+free+gc
33 24 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 1.4 dash -
78 78 0 3.3 bash -
374 204 191 3.5 zsh -
49 26 22 85.9 bumpleak/osh mut
60 52 8 86.4 _bin/cxx-opt+bumproot/osh mut
70 53 16 86.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 48 48 73.4 osh-native mut+alloc
105 47 58 75.4 osh-native mut+alloc+free
144 111 32 49.8 osh-native mut+alloc+free+gc
150 119 32 50.5 osh-native mut+alloc+free+gc+exit
138 91 47 98.2 _bin/cxx-opt+nopool/osh mut+alloc
202 178 24 66.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 60 28 73.1 osh-native-souffle mut+alloc
96 64 32 75.0 osh-native-souffle mut+alloc+free
142 106 35 50.9 osh-native-souffle mut+alloc+free+gc
140 104 36 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 3.4 zsh -
6 6 0 11.6 bumpleak/osh mut
7 7 0 12.1 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 9.8 osh-native mut+alloc
9 3 6 10.0 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 9 0 8.4 osh-native mut+alloc+free+gc+exit
12 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.4 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 9 0 7.9 osh-native-souffle mut+alloc+free+gc
9 9 0 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 10 0 1.4 dash -
29 29 0 2.8 bash -
24 16 8 3.3 zsh -
19 15 4 31.8 bumpleak/osh mut
25 16 8 31.4 _bin/cxx-opt+bumproot/osh mut
28 27 0 32.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.5 osh-native mut+alloc
37 29 8 26.7 osh-native mut+alloc+free
27 23 4 8.0 osh-native mut+alloc+free+gc
29 28 0 8.1 osh-native mut+alloc+free+gc+exit
55 39 16 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 32 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 19 11 26.0 osh-native-souffle mut+alloc
31 23 8 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.6 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
73 64 8 3.1 bash -
167 115 52 55.3 bumpleak/osh mut
183 104 80 55.9 _bin/cxx-opt+bumproot/osh mut
196 156 40 55.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 127 83 47.4 osh-native mut+alloc
215 138 77 49.0 osh-native mut+alloc+free
187 111 75 8.8 osh-native mut+alloc+free+gc
180 128 52 8.8 osh-native mut+alloc+free+gc+exit
234 133 101 64.2 _bin/cxx-opt+nopool/osh mut+alloc
211 179 32 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 139 64 46.9 osh-native-souffle mut+alloc
211 111 99 48.6 osh-native-souffle mut+alloc+free
174 121 52 8.3 osh-native-souffle mut+alloc+free+gc
174 126 47 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 5 3.4 dash -
20 15 5 4.5 bash -
18 13 6 3.4 zsh -
18 5 14 13.0 bumpleak/osh mut
21 13 8 13.3 _bin/cxx-opt+bumproot/osh mut
20 17 3 12.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 12 9 11.0 osh-native mut+alloc
22 16 6 11.1 osh-native mut+alloc+free
22 15 7 9.2 osh-native mut+alloc+free+gc
22 20 3 9.2 osh-native mut+alloc+free+gc+exit
24 21 4 12.7 _bin/cxx-opt+nopool/osh mut+alloc
24 23 2 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 13 7 10.6 osh-native-souffle mut+alloc
21 14 8 10.7 osh-native-souffle mut+alloc+free
21 16 6 8.5 osh-native-souffle mut+alloc+free+gc
21 16 7 8.7 osh-native-souffle mut+alloc+free+gc+exit