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 37 4 11 12.0 18.2 476,755 1,282 6 406,612 5 203,306 osh-native
parse.configure-cpython 33 3 9 12.0 17.6 476,755 1,282 6 406,208 5 203,104 osh-native-souffle
parse.configure-coreutils 154 24 68 44.5 49.8 1,653,343 4,764 12 1,025,534 6 764,310 osh-native
parse.configure-coreutils 138 24 62 44.5 49.3 1,653,342 4,764 12 1,025,404 6 764,245 osh-native-souffle
parse.abuild 9 1 1 2.6 8.4 101,946 180 2 75,038 1 37,519 osh-native
parse.abuild 9 1 2 2.4 8.0 101,946 180 3 87,100 1 43,550 osh-native-souffle
ex.compute-fib 28 0 2 2.1 8.0 579,610 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 180 0 4 10.3 8.5 995,292 15,258 21 50,000 0 3,905 osh-native
ex.bashcomp-parse-help 176 0 3 10.3 8.3 995,291 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 8.5 116,322 277 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 3 3 1.6 dash -
23 19 4 2.9 bash -
105 68 44 3.4 zsh -
17 12 4 28.4 bumpleak/osh mut
19 16 4 29.6 _bin/cxx-opt+bumproot/osh mut
23 19 4 29.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 21 8 25.0 osh-native mut+alloc
31 19 12 25.7 osh-native mut+alloc+free
37 37 0 18.2 osh-native mut+alloc+free+gc
36 32 4 18.1 osh-native mut+alloc+free+gc+exit
43 34 9 33.1 _bin/cxx-opt+nopool/osh mut+alloc
48 40 8 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 26 0 24.6 osh-native-souffle mut+alloc
29 17 12 25.3 osh-native-souffle mut+alloc+free
33 32 0 17.6 osh-native-souffle mut+alloc+free+gc
34 30 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
21 21 0 1.4 dash -
77 73 4 3.3 bash -
378 231 167 3.4 zsh -
48 39 8 85.6 bumpleak/osh mut
60 56 4 86.4 _bin/cxx-opt+bumproot/osh mut
71 67 4 85.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 68 28 73.4 osh-native mut+alloc
105 74 31 75.5 osh-native mut+alloc+free
154 126 28 49.8 osh-native mut+alloc+free+gc
178 154 24 50.3 osh-native mut+alloc+free+gc+exit
138 82 55 98.6 _bin/cxx-opt+nopool/osh mut+alloc
212 184 28 66.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 71 16 73.1 osh-native-souffle mut+alloc
95 59 36 75.0 osh-native-souffle mut+alloc+free
138 107 32 49.3 osh-native-souffle mut+alloc+free+gc
145 137 8 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 3 3 3.0 bash -
8 4 4 3.1 zsh -
6 6 0 11.0 bumpleak/osh mut
7 0 7 11.2 _bin/cxx-opt+bumproot/osh mut
8 8 0 12.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.2 osh-native mut+alloc
9 6 3 10.1 osh-native mut+alloc+free
9 4 4 8.4 osh-native mut+alloc+free+gc
9 6 3 8.7 osh-native mut+alloc+free+gc+exit
15 11 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.6 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 4 4 8.0 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 -
28 24 4 2.9 bash -
23 19 5 3.4 zsh -
18 14 5 32.0 bumpleak/osh mut
26 22 4 32.5 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 27 8 26.3 osh-native mut+alloc
37 29 8 26.6 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
53 33 20 36.2 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 15 15 26.1 osh-native-souffle mut+alloc
31 19 11 26.1 osh-native-souffle mut+alloc+free
22 18 4 7.6 osh-native-souffle mut+alloc+free+gc
22 22 0 7.7 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
74 69 4 3.1 bash -
169 121 48 54.0 bumpleak/osh mut
184 123 60 55.8 _bin/cxx-opt+bumproot/osh mut
195 151 44 55.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 146 67 47.4 osh-native mut+alloc
217 154 63 49.2 osh-native mut+alloc+free
180 136 44 8.5 osh-native mut+alloc+free+gc
182 154 28 8.8 osh-native mut+alloc+free+gc+exit
233 165 67 62.9 _bin/cxx-opt+nopool/osh mut+alloc
210 162 48 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 131 72 46.9 osh-native-souffle mut+alloc
209 130 79 48.7 osh-native-souffle mut+alloc+free
176 135 40 8.3 osh-native-souffle mut+alloc+free+gc
175 146 28 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 6 3.5 dash -
20 16 4 4.5 bash -
18 11 8 3.5 zsh -
18 11 8 11.4 bumpleak/osh mut
20 8 12 13.9 _bin/cxx-opt+bumproot/osh mut
22 15 7 14.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 14 8 11.1 osh-native mut+alloc
22 11 12 11.1 osh-native mut+alloc+free
22 16 7 9.0 osh-native mut+alloc+free+gc
23 14 9 9.2 osh-native mut+alloc+free+gc+exit
24 11 14 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 21 5 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 14 7 10.6 osh-native-souffle mut+alloc
21 19 3 10.7 osh-native-souffle mut+alloc+free
21 13 8 8.5 osh-native-souffle mut+alloc+free+gc
22 11 11 8.8 osh-native-souffle mut+alloc+free+gc+exit