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 33 3 10 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 144 24 58 44.5 50.0 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 140 25 62 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 2 2.1 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 21 0 2 2.1 7.5 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 183 0 4 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 175 0 4 10.3 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 21 1 2 2.8 9.0 116,311 277 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 1.4 dash -
24 24 0 3.0 bash -
108 57 58 3.4 zsh -
16 12 4 28.8 bumpleak/osh mut
19 15 4 29.8 _bin/cxx-opt+bumproot/osh mut
22 14 7 29.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 17 13 25.3 osh-native mut+alloc
31 18 13 25.6 osh-native mut+alloc+free
35 27 8 18.0 osh-native mut+alloc+free+gc
36 32 4 18.0 osh-native mut+alloc+free+gc+exit
44 24 20 32.1 _bin/cxx-opt+nopool/osh mut+alloc
47 26 21 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 9 18 24.8 osh-native-souffle mut+alloc
28 20 8 25.3 osh-native-souffle mut+alloc+free
33 28 4 17.4 osh-native-souffle mut+alloc+free+gc
34 21 12 17.8 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 21 0 1.4 dash -
78 74 4 3.3 bash -
390 223 187 3.7 zsh -
49 36 12 85.9 bumpleak/osh mut
60 52 8 85.7 _bin/cxx-opt+bumproot/osh mut
71 63 8 86.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 61 37 73.2 osh-native mut+alloc
106 77 29 75.2 osh-native mut+alloc+free
144 128 16 50.0 osh-native mut+alloc+free+gc
152 132 20 50.5 osh-native mut+alloc+free+gc+exit
140 104 36 97.7 _bin/cxx-opt+nopool/osh mut+alloc
201 177 24 67.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 51 35 73.0 osh-native-souffle mut+alloc
96 56 40 75.2 osh-native-souffle mut+alloc+free
140 115 24 50.9 osh-native-souffle mut+alloc+free+gc
145 125 20 51.5 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 1.3 dash -
6 3 3 2.9 bash -
8 0 8 3.3 zsh -
6 0 6 10.3 bumpleak/osh mut
7 7 0 11.6 _bin/cxx-opt+bumproot/osh mut
7 3 3 11.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 9.7 osh-native mut+alloc
8 4 4 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 9 0 8.7 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
7 7 0 9.7 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 3 6 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
11 11 0 1.4 dash -
29 29 0 2.9 bash -
24 23 0 3.3 zsh -
18 14 5 32.1 bumpleak/osh mut
25 21 4 31.0 _bin/cxx-opt+bumproot/osh mut
28 20 8 32.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.0 osh-native mut+alloc
37 32 4 26.2 osh-native mut+alloc+free
27 23 4 8.0 osh-native mut+alloc+free+gc
27 27 0 8.1 osh-native mut+alloc+free+gc+exit
55 47 8 35.5 _bin/cxx-opt+nopool/osh mut+alloc
37 29 7 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 21 8 25.7 osh-native-souffle mut+alloc
30 23 8 25.8 osh-native-souffle mut+alloc+free
21 14 7 7.5 osh-native-souffle mut+alloc+free+gc
21 21 0 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 73 0 3.0 bash -
168 104 64 55.4 bumpleak/osh mut
182 122 59 54.4 _bin/cxx-opt+bumproot/osh mut
197 124 72 56.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 141 69 47.1 osh-native mut+alloc
218 141 77 48.8 osh-native mut+alloc+free
183 123 60 8.7 osh-native mut+alloc+free+gc
182 115 67 8.7 osh-native mut+alloc+free+gc+exit
234 139 95 63.1 _bin/cxx-opt+nopool/osh mut+alloc
210 150 61 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 147 56 46.6 osh-native-souffle mut+alloc
211 151 60 48.3 osh-native-souffle mut+alloc+free
175 111 64 8.3 osh-native-souffle mut+alloc+free+gc
173 125 48 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 7 3 3.4 dash -
20 13 7 4.3 bash -
18 13 5 3.4 zsh -
20 12 8 12.2 bumpleak/osh mut
20 15 6 12.9 _bin/cxx-opt+bumproot/osh mut
20 18 2 12.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 11 11 11.0 osh-native mut+alloc
23 17 6 11.0 osh-native mut+alloc+free
21 19 3 9.0 osh-native mut+alloc+free+gc
22 17 6 9.0 osh-native mut+alloc+free+gc+exit
25 14 12 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 19 7 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 7 10.5 osh-native-souffle mut+alloc
21 19 2 10.7 osh-native-souffle mut+alloc+free
21 11 10 8.5 osh-native-souffle mut+alloc+free+gc
22 17 5 8.5 osh-native-souffle mut+alloc+free+gc+exit