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 18.0 476,755 1,282 6 406,612 5 203,306 osh-native
parse.configure-cpython 33 3 10 12.0 17.4 476,755 1,282 6 406,208 5 203,104 osh-native-souffle
parse.configure-coreutils 158 25 72 44.5 49.7 1,653,343 4,764 12 1,025,534 6 764,310 osh-native
parse.configure-coreutils 141 24 65 44.5 49.4 1,653,342 4,764 12 1,025,404 6 764,245 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,946 180 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 1 2.1 8.0 579,610 22,608 12 50,000 0 2,923 osh-native
ex.compute-fib 22 0 2 2.1 7.6 579,610 22,608 12 50,000 0 2,862 osh-native-souffle
ex.bashcomp-parse-help 182 0 3 10.3 8.7 995,292 15,258 21 50,000 0 3,905 osh-native
ex.bashcomp-parse-help 178 0 4 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 9.0 116,322 277 3 85,256 1 42,628 osh-native
ex.abuild-print-help 21 1 2 2.8 8.4 116,322 277 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 -
106 77 35 3.4 zsh -
17 17 0 29.9 bumpleak/osh mut
20 12 8 28.9 _bin/cxx-opt+bumproot/osh mut
23 19 4 30.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 17 12 25.3 osh-native mut+alloc
31 19 12 25.7 osh-native mut+alloc+free
36 32 4 18.0 osh-native mut+alloc+free+gc
36 35 0 18.1 osh-native mut+alloc+free+gc+exit
43 27 15 32.6 _bin/cxx-opt+nopool/osh mut+alloc
47 31 16 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 11 15 24.8 osh-native-souffle mut+alloc
28 24 4 25.4 osh-native-souffle mut+alloc+free
33 33 0 17.4 osh-native-souffle mut+alloc+free+gc
34 29 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
22 22 0 1.6 dash -
78 78 0 3.3 bash -
380 238 163 3.5 zsh -
48 36 12 85.7 bumpleak/osh mut
59 35 24 85.8 _bin/cxx-opt+bumproot/osh mut
70 54 16 85.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 64 32 73.6 osh-native mut+alloc
106 74 31 75.4 osh-native mut+alloc+free
158 137 20 49.7 osh-native mut+alloc+free+gc
167 155 12 50.5 osh-native mut+alloc+free+gc+exit
136 92 44 99.4 _bin/cxx-opt+nopool/osh mut+alloc
214 186 28 66.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 55 31 73.3 osh-native-souffle mut+alloc
95 62 33 75.0 osh-native-souffle mut+alloc+free
141 112 28 49.4 osh-native-souffle mut+alloc+free+gc
149 121 28 49.9 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 0 2 1.4 dash -
6 6 0 2.9 bash -
8 0 8 3.3 zsh -
6 0 6 11.5 bumpleak/osh mut
7 3 3 11.5 _bin/cxx-opt+bumproot/osh mut
7 7 0 10.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 3 6 10.1 osh-native mut+alloc
8 8 0 10.1 osh-native mut+alloc+free
9 0 9 8.5 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
11 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 11 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.6 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
9 5 5 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 28 0 2.9 bash -
23 15 8 3.3 zsh -
18 13 4 31.2 bumpleak/osh mut
27 26 0 32.7 _bin/cxx-opt+bumproot/osh mut
28 27 0 31.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.3 osh-native mut+alloc
37 22 15 26.6 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 23 4 8.0 osh-native mut+alloc+free+gc+exit
54 42 12 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 13 17 26.1 osh-native-souffle mut+alloc
31 23 8 26.2 osh-native-souffle mut+alloc+free
22 21 0 7.6 osh-native-souffle mut+alloc+free+gc
22 22 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 69 4 3.3 bash -
168 100 68 54.9 bumpleak/osh mut
183 131 52 56.6 _bin/cxx-opt+bumproot/osh mut
196 135 60 57.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 123 87 47.4 osh-native mut+alloc
218 138 79 49.1 osh-native mut+alloc+free
182 122 61 8.7 osh-native mut+alloc+free+gc
183 130 53 8.9 osh-native mut+alloc+free+gc+exit
234 158 75 64.3 _bin/cxx-opt+nopool/osh mut+alloc
211 167 44 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 146 59 47.0 osh-native-souffle mut+alloc
210 154 55 48.4 osh-native-souffle mut+alloc+free
178 102 75 8.1 osh-native-souffle mut+alloc+free+gc
176 144 32 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 3.4 dash -
20 18 3 4.5 bash -
18 13 5 3.5 zsh -
20 10 10 12.8 bumpleak/osh mut
21 15 6 13.2 _bin/cxx-opt+bumproot/osh mut
22 20 3 13.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 7 11.0 osh-native mut+alloc
23 12 11 11.0 osh-native mut+alloc+free
22 13 10 9.0 osh-native mut+alloc+free+gc
22 22 1 9.0 osh-native mut+alloc+free+gc+exit
25 15 10 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 14 11 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 7 10.5 osh-native-souffle mut+alloc
21 15 6 10.9 osh-native-souffle mut+alloc+free
21 16 6 8.4 osh-native-souffle mut+alloc+free+gc
22 17 6 8.7 osh-native-souffle mut+alloc+free+gc+exit