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 4 10 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.7 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 142 22 57 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 134 22 57 45.9 51.1 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 7.7 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 1 2.1 8.1 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 2.1 7.5 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 181 0 3 10.3 8.5 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 173 0 3 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 9.2 116,311 277 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 3 3 1.6 dash -
23 19 4 3.0 bash -
104 69 41 3.4 zsh -
16 8 8 29.1 bumpleak/osh mut
19 14 5 29.4 _bin/cxx-opt+bumproot/osh mut
23 15 8 29.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 18 11 25.0 osh-native mut+alloc
31 23 8 25.7 osh-native mut+alloc+free
35 31 4 18.0 osh-native mut+alloc+free+gc
36 24 12 18.0 osh-native mut+alloc+free+gc+exit
44 24 20 32.2 _bin/cxx-opt+nopool/osh mut+alloc
48 36 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 22 4 24.9 osh-native-souffle mut+alloc
29 24 4 25.3 osh-native-souffle mut+alloc+free
32 20 12 17.7 osh-native-souffle mut+alloc+free+gc
35 27 8 17.7 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 -
77 72 4 3.1 bash -
374 223 173 3.7 zsh -
49 41 8 85.8 bumpleak/osh mut
59 51 8 84.8 _bin/cxx-opt+bumproot/osh mut
70 66 4 86.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
95 74 21 73.5 osh-native mut+alloc
104 72 32 75.2 osh-native mut+alloc+free
142 122 20 49.7 osh-native mut+alloc+free+gc
146 123 24 50.4 osh-native mut+alloc+free+gc+exit
136 96 40 99.4 _bin/cxx-opt+nopool/osh mut+alloc
200 168 32 67.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 60 28 73.3 osh-native-souffle mut+alloc
96 68 28 75.0 osh-native-souffle mut+alloc+free
134 118 16 51.1 osh-native-souffle mut+alloc+free+gc
145 128 16 51.7 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 4 4 3.1 zsh -
6 0 6 11.2 bumpleak/osh mut
7 0 7 11.4 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 3 6 9.8 osh-native mut+alloc
9 9 0 10.0 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 4 4 8.5 osh-native mut+alloc+free+gc+exit
12 4 8 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
9 9 0 7.7 osh-native-souffle mut+alloc+free+gc
9 3 6 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 7 3 1.4 dash -
28 24 4 2.8 bash -
24 19 4 3.3 zsh -
18 7 11 30.9 bumpleak/osh mut
25 21 4 31.6 _bin/cxx-opt+bumproot/osh mut
28 24 4 33.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 24 12 26.3 osh-native mut+alloc
36 24 12 26.6 osh-native mut+alloc+free
28 23 4 8.1 osh-native mut+alloc+free+gc
27 27 0 8.0 osh-native mut+alloc+free+gc+exit
54 41 12 35.8 _bin/cxx-opt+nopool/osh mut+alloc
36 32 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 17 13 26.1 osh-native-souffle mut+alloc
31 19 12 26.2 osh-native-souffle mut+alloc+free
22 21 0 7.5 osh-native-souffle mut+alloc+free+gc
21 17 4 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 3.1 bash -
168 104 64 55.4 bumpleak/osh mut
181 133 48 54.9 _bin/cxx-opt+bumproot/osh mut
195 118 77 56.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
209 118 91 47.4 osh-native mut+alloc
217 150 67 49.1 osh-native mut+alloc+free
181 130 51 8.5 osh-native mut+alloc+free+gc
182 121 61 8.8 osh-native mut+alloc+free+gc+exit
232 140 92 63.7 _bin/cxx-opt+nopool/osh mut+alloc
208 160 48 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
201 117 84 46.9 osh-native-souffle mut+alloc
210 121 89 48.6 osh-native-souffle mut+alloc+free
173 121 52 8.3 osh-native-souffle mut+alloc+free+gc
174 105 69 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 8 2 3.4 dash -
20 16 4 4.5 bash -
18 10 8 3.4 zsh -
18 12 6 11.6 bumpleak/osh mut
19 18 1 12.4 _bin/cxx-opt+bumproot/osh mut
21 19 2 13.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 18 3 11.1 osh-native mut+alloc
22 10 12 11.1 osh-native mut+alloc+free
21 20 2 9.2 osh-native mut+alloc+free+gc
22 17 6 9.2 osh-native mut+alloc+free+gc+exit
24 17 7 12.7 _bin/cxx-opt+nopool/osh mut+alloc
24 21 4 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 10 10.6 osh-native-souffle mut+alloc
21 13 8 10.6 osh-native-souffle mut+alloc+free
21 14 7 8.5 osh-native-souffle mut+alloc+free+gc
21 15 6 8.5 osh-native-souffle mut+alloc+free+gc+exit