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 18.0 476,755 1,282 6 406,612 5 203,306 osh-native
parse.configure-cpython 33 4 10 12.0 17.7 476,755 1,282 6 406,208 5 203,104 osh-native-souffle
parse.configure-coreutils 148 23 61 44.5 49.8 1,653,343 4,764 12 1,025,534 6 764,310 osh-native
parse.configure-coreutils 144 23 67 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 8.4 101,946 180 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 7.5 579,610 22,608 12 50,000 0 2,862 osh-native-souffle
ex.bashcomp-parse-help 183 0 3 10.3 8.7 995,292 15,258 21 50,000 0 3,905 osh-native
ex.bashcomp-parse-help 175 0 4 10.3 8.3 995,291 15,258 21 50,000 0 3,848 osh-native-souffle
ex.abuild-print-help 23 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 8.7 116,322 277 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
7 3 3 1.4 dash -
23 23 0 3.1 bash -
105 63 49 3.4 zsh -
17 3 13 28.2 bumpleak/osh mut
19 19 0 29.6 _bin/cxx-opt+bumproot/osh mut
23 19 4 30.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 18 11 25.2 osh-native mut+alloc
31 16 16 25.7 osh-native mut+alloc+free
35 26 9 18.0 osh-native mut+alloc+free+gc
37 29 8 18.0 osh-native mut+alloc+free+gc+exit
44 20 24 32.2 _bin/cxx-opt+nopool/osh mut+alloc
49 36 12 22.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 18 9 24.8 osh-native-souffle mut+alloc
28 24 4 25.4 osh-native-souffle mut+alloc+free
33 33 0 17.7 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
21 21 0 1.4 dash -
79 79 0 3.3 bash -
381 243 157 3.5 zsh -
49 45 4 84.5 bumpleak/osh mut
59 47 12 84.6 _bin/cxx-opt+bumproot/osh mut
71 50 21 85.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 62 35 73.5 osh-native mut+alloc
105 62 43 75.4 osh-native mut+alloc+free
148 124 24 49.8 osh-native mut+alloc+free+gc
153 129 24 50.3 osh-native mut+alloc+free+gc+exit
138 93 45 98.6 _bin/cxx-opt+nopool/osh mut+alloc
206 186 20 67.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 51 36 73.1 osh-native-souffle mut+alloc
97 68 28 75.0 osh-native-souffle mut+alloc+free
144 120 24 49.5 osh-native-souffle mut+alloc+free+gc
144 120 24 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 0 2 1.3 dash -
6 0 6 3.0 bash -
8 4 4 3.4 zsh -
6 3 3 10.4 bumpleak/osh mut
7 3 3 11.4 _bin/cxx-opt+bumproot/osh mut
8 8 0 12.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.1 osh-native mut+alloc
9 3 6 10.1 osh-native mut+alloc+free
9 4 4 8.4 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
12 12 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 7 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.8 osh-native-souffle mut+alloc
8 8 0 9.8 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 1.6 dash -
28 24 4 3.0 bash -
24 24 0 3.3 zsh -
18 13 4 31.4 bumpleak/osh mut
27 11 15 32.9 _bin/cxx-opt+bumproot/osh mut
28 23 4 32.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 24 12 26.3 osh-native mut+alloc
37 29 8 26.6 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
30 26 4 8.1 osh-native mut+alloc+free+gc+exit
55 33 21 35.9 _bin/cxx-opt+nopool/osh mut+alloc
38 33 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 26 4 25.8 osh-native-souffle mut+alloc
32 23 8 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.5 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 65 8 3.1 bash -
169 102 67 54.4 bumpleak/osh mut
181 124 56 55.7 _bin/cxx-opt+bumproot/osh mut
194 115 79 55.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 144 68 47.3 osh-native mut+alloc
221 164 56 49.1 osh-native mut+alloc+free
183 139 44 8.7 osh-native mut+alloc+free+gc
183 97 85 8.8 osh-native mut+alloc+free+gc+exit
232 156 76 63.8 _bin/cxx-opt+nopool/osh mut+alloc
211 163 48 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 137 68 47.0 osh-native-souffle mut+alloc
210 154 55 48.7 osh-native-souffle mut+alloc+free
175 107 67 8.3 osh-native-souffle mut+alloc+free+gc
176 116 60 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 10 0 3.4 dash -
20 16 4 4.3 bash -
18 5 13 3.5 zsh -
18 6 12 13.1 bumpleak/osh mut
19 11 9 12.2 _bin/cxx-opt+bumproot/osh mut
22 14 9 13.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 13 8 11.0 osh-native mut+alloc
22 15 8 11.1 osh-native mut+alloc+free
23 16 7 9.2 osh-native mut+alloc+free+gc
23 14 10 9.0 osh-native mut+alloc+free+gc+exit
24 19 6 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 18 8 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 14 6 10.5 osh-native-souffle mut+alloc
22 11 11 10.7 osh-native-souffle mut+alloc+free
21 18 3 8.7 osh-native-souffle mut+alloc+free+gc
21 11 11 8.5 osh-native-souffle mut+alloc+free+gc+exit