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 34 3 9 12.0 18.0 476,755 1,282 6 406,612 5 203,306 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,755 1,282 6 406,208 5 203,104 osh-native-souffle
parse.configure-coreutils 146 24 61 44.5 49.8 1,653,343 4,764 12 1,025,534 6 764,310 osh-native
parse.configure-coreutils 132 21 56 44.5 49.5 1,653,342 4,764 12 1,025,404 6 764,245 osh-native-souffle
parse.abuild 9 1 1 2.6 8.7 101,946 180 2 75,038 1 37,519 osh-native
parse.abuild 9 1 2 2.4 7.9 101,946 180 3 87,100 1 43,550 osh-native-souffle
ex.compute-fib 28 0 2 2.1 8.1 579,610 22,608 12 50,000 0 2,923 osh-native
ex.compute-fib 22 0 1 2.1 7.6 579,610 22,608 12 50,000 0 2,862 osh-native-souffle
ex.bashcomp-parse-help 179 0 3 10.3 8.9 995,292 15,258 21 50,000 0 3,905 osh-native
ex.bashcomp-parse-help 174 0 3 10.3 8.1 995,291 15,258 21 50,000 0 3,848 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.2 116,322 277 3 85,256 1 42,628 osh-native
ex.abuild-print-help 21 1 2 2.8 8.5 116,322 277 3 85,132 1 42,566 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 3.0 bash -
104 52 59 3.3 zsh -
16 16 0 29.6 bumpleak/osh mut
19 14 5 30.0 _bin/cxx-opt+bumproot/osh mut
22 21 0 29.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 25 4 25.0 osh-native mut+alloc
31 27 4 25.7 osh-native mut+alloc+free
34 21 13 18.0 osh-native mut+alloc+free+gc
36 24 12 18.0 osh-native mut+alloc+free+gc+exit
43 24 20 32.4 _bin/cxx-opt+nopool/osh mut+alloc
49 37 11 22.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 9 17 24.8 osh-native-souffle mut+alloc
28 20 8 25.2 osh-native-souffle mut+alloc+free
32 24 8 17.6 osh-native-souffle mut+alloc+free+gc
32 28 4 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
23 22 0 1.6 dash -
78 74 4 3.1 bash -
375 183 213 3.5 zsh -
47 32 16 85.1 bumpleak/osh mut
60 52 8 85.3 _bin/cxx-opt+bumproot/osh mut
69 56 12 86.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 60 36 73.7 osh-native mut+alloc
104 68 36 75.4 osh-native mut+alloc+free
146 117 28 49.8 osh-native mut+alloc+free+gc
147 127 20 50.5 osh-native mut+alloc+free+gc+exit
137 101 36 98.4 _bin/cxx-opt+nopool/osh mut+alloc
203 139 64 67.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 58 27 73.0 osh-native-souffle mut+alloc
94 58 35 75.0 osh-native-souffle mut+alloc+free
132 116 16 49.5 osh-native-souffle mut+alloc+free+gc
136 100 36 50.1 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 7 3.3 zsh -
6 6 0 12.3 bumpleak/osh mut
6 3 3 12.4 _bin/cxx-opt+bumproot/osh mut
7 0 7 11.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.0 osh-native mut+alloc
8 8 0 10.1 osh-native mut+alloc+free
9 9 0 8.7 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
11 11 0 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 0 7 9.7 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 6 3 7.9 osh-native-souffle mut+alloc+free+gc
9 9 0 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 1.4 dash -
29 29 0 2.9 bash -
24 24 0 3.3 zsh -
18 18 0 31.2 bumpleak/osh mut
25 21 4 31.9 _bin/cxx-opt+bumproot/osh mut
28 28 0 32.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 32 4 26.2 osh-native mut+alloc
38 30 7 26.6 osh-native mut+alloc+free
28 28 0 8.1 osh-native mut+alloc+free+gc
28 28 0 7.9 osh-native mut+alloc+free+gc+exit
53 26 26 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 29 7 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 26 4 25.8 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
22 18 4 7.5 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 61 11 3.3 bash -
166 105 61 55.8 bumpleak/osh mut
181 133 48 55.6 _bin/cxx-opt+bumproot/osh mut
194 125 69 55.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 139 72 47.4 osh-native mut+alloc
217 114 103 49.0 osh-native mut+alloc+free
179 130 49 8.9 osh-native mut+alloc+free+gc
181 133 48 8.8 osh-native mut+alloc+free+gc+exit
229 137 92 63.7 _bin/cxx-opt+nopool/osh mut+alloc
210 142 67 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
202 154 47 46.7 osh-native-souffle mut+alloc
213 142 71 48.6 osh-native-souffle mut+alloc+free
174 110 63 8.1 osh-native-souffle mut+alloc+free+gc
175 131 44 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 5 5 3.4 dash -
20 12 9 4.5 bash -
18 10 8 3.5 zsh -
18 12 7 11.5 bumpleak/osh mut
19 13 6 13.7 _bin/cxx-opt+bumproot/osh mut
20 13 8 12.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 15 8 11.1 osh-native mut+alloc
24 18 7 11.3 osh-native mut+alloc+free
22 13 9 9.2 osh-native mut+alloc+free+gc
23 15 8 8.9 osh-native mut+alloc+free+gc+exit
24 15 10 12.6 _bin/cxx-opt+nopool/osh mut+alloc
25 22 4 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 8 10.6 osh-native-souffle mut+alloc
21 10 11 10.7 osh-native-souffle mut+alloc+free
21 16 5 8.5 osh-native-souffle mut+alloc+free+gc
22 18 4 8.7 osh-native-souffle mut+alloc+free+gc+exit