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 4 10 12.1 18.1 476,744 1,282 6 409,298 5 204,649 osh-native
parse.configure-cpython 33 4 10 12.0 17.7 476,744 1,282 6 408,798 5 204,399 osh-native-souffle
parse.configure-coreutils 154 21 69 41.1 45.9 1,653,332 4,764 12 1,591,980 7 795,990 osh-native
parse.configure-coreutils 140 25 64 44.6 49.8 1,653,331 4,764 12 1,030,682 6 769,425 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,935 180 2 75,270 1 37,635 osh-native
parse.abuild 8 1 1 2.6 8.1 101,935 180 2 75,140 1 37,570 osh-native-souffle
ex.compute-fib 28 0 1 2.1 7.9 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 2 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 185 0 4 10.3 8.9 995,281 15,258 21 50,000 0 3,895 osh-native
ex.bashcomp-parse-help 175 0 4 10.3 8.4 995,280 15,258 21 50,000 0 3,840 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,311 277 3 85,506 1 42,753 osh-native
ex.abuild-print-help 22 1 2 2.8 8.7 116,311 277 3 85,382 1 42,691 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 -
23 23 0 3.0 bash -
105 58 53 3.3 zsh -
16 12 4 29.0 bumpleak/osh mut
19 19 0 29.2 _bin/cxx-opt+bumproot/osh mut
22 22 0 30.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 22 7 25.2 osh-native mut+alloc
31 19 12 25.6 osh-native mut+alloc+free
36 27 8 18.1 osh-native mut+alloc+free+gc
36 24 12 18.2 osh-native mut+alloc+free+gc+exit
43 34 9 32.8 _bin/cxx-opt+nopool/osh mut+alloc
51 39 12 22.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 15 11 24.8 osh-native-souffle mut+alloc
28 24 4 25.3 osh-native-souffle mut+alloc+free
33 33 0 17.7 osh-native-souffle mut+alloc+free+gc
36 20 16 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 1.6 dash -
77 77 0 3.1 bash -
377 237 161 3.8 zsh -
50 34 15 85.2 bumpleak/osh mut
59 51 8 85.1 _bin/cxx-opt+bumproot/osh mut
71 66 4 86.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 62 35 73.6 osh-native mut+alloc
106 79 27 75.4 osh-native mut+alloc+free
154 134 20 45.9 osh-native mut+alloc+free+gc
163 138 24 46.1 osh-native mut+alloc+free+gc+exit
140 84 56 98.7 _bin/cxx-opt+nopool/osh mut+alloc
227 187 40 60.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 48 40 73.2 osh-native-souffle mut+alloc
96 84 12 74.9 osh-native-souffle mut+alloc+free
140 116 24 49.8 osh-native-souffle mut+alloc+free+gc
149 128 20 50.5 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 1.4 dash -
6 6 0 2.9 bash -
8 0 7 3.3 zsh -
6 3 3 10.6 bumpleak/osh mut
6 6 0 10.9 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.0 osh-native mut+alloc
9 8 0 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 3 6 8.7 osh-native mut+alloc+free+gc+exit
12 4 8 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.8 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
8 8 0 8.1 osh-native-souffle mut+alloc+free+gc
8 3 5 8.4 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 -
29 24 4 3.0 bash -
24 19 5 3.3 zsh -
19 14 5 32.3 bumpleak/osh mut
25 21 4 31.6 _bin/cxx-opt+bumproot/osh mut
27 23 4 32.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 16 20 26.0 osh-native mut+alloc
37 37 0 26.1 osh-native mut+alloc+free
28 24 4 7.9 osh-native mut+alloc+free+gc
28 24 4 7.9 osh-native mut+alloc+free+gc+exit
52 40 12 35.6 _bin/cxx-opt+nopool/osh mut+alloc
36 32 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 17 13 25.2 osh-native-souffle mut+alloc
31 23 8 25.8 osh-native-souffle mut+alloc+free
22 18 4 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 72 0 3.1 bash -
170 113 56 55.0 bumpleak/osh mut
180 140 40 55.1 _bin/cxx-opt+bumproot/osh mut
195 135 60 56.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 140 72 47.0 osh-native mut+alloc
219 147 72 48.8 osh-native mut+alloc+free
185 137 48 8.9 osh-native mut+alloc+free+gc
211 151 60 8.7 osh-native mut+alloc+free+gc+exit
235 151 83 63.4 _bin/cxx-opt+nopool/osh mut+alloc
210 121 89 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 124 80 46.6 osh-native-souffle mut+alloc
212 132 80 48.3 osh-native-souffle mut+alloc+free
175 118 57 8.4 osh-native-souffle mut+alloc+free+gc
176 115 60 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 6 4 3.4 dash -
20 13 8 4.5 bash -
18 15 4 3.5 zsh -
19 11 9 12.5 bumpleak/osh mut
21 13 9 13.0 _bin/cxx-opt+bumproot/osh mut
22 12 10 13.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 8 14 11.1 osh-native mut+alloc
23 21 3 11.1 osh-native mut+alloc+free
22 14 9 9.0 osh-native mut+alloc+free+gc
25 14 11 9.2 osh-native mut+alloc+free+gc+exit
25 8 17 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 23 3 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 15 5 10.5 osh-native-souffle mut+alloc
22 14 8 10.7 osh-native-souffle mut+alloc+free
22 14 8 8.7 osh-native-souffle mut+alloc+free+gc
22 17 6 8.7 osh-native-souffle mut+alloc+free+gc+exit