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 4 10 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 148 24 62 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 140 24 64 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 8.7 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 9 1 2 2.4 8.0 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 27 0 1 2.1 8.0 579,599 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 182 0 3 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 22 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 1.6 dash -
23 19 4 3.1 bash -
105 39 72 3.5 zsh -
15 8 8 28.7 bumpleak/osh mut
19 11 8 29.3 _bin/cxx-opt+bumproot/osh mut
22 11 11 30.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 12 17 25.3 osh-native mut+alloc
32 20 12 25.7 osh-native mut+alloc+free
35 31 4 18.0 osh-native mut+alloc+free+gc
37 32 4 18.0 osh-native mut+alloc+free+gc+exit
43 27 16 32.0 _bin/cxx-opt+nopool/osh mut+alloc
48 34 13 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 11 15 24.8 osh-native-souffle mut+alloc
28 16 12 25.3 osh-native-souffle mut+alloc+free
33 20 12 17.6 osh-native-souffle mut+alloc+free+gc
34 26 7 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
22 21 0 1.4 dash -
78 78 0 3.1 bash -
376 225 173 3.4 zsh -
48 40 8 84.8 bumpleak/osh mut
61 52 8 85.2 _bin/cxx-opt+bumproot/osh mut
69 54 15 85.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 71 28 73.4 osh-native mut+alloc
106 65 41 75.4 osh-native mut+alloc+free
148 136 12 49.8 osh-native mut+alloc+free+gc
151 143 8 50.2 osh-native mut+alloc+free+gc+exit
137 94 43 98.1 _bin/cxx-opt+nopool/osh mut+alloc
209 169 40 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 51 35 73.1 osh-native-souffle mut+alloc
95 66 29 75.0 osh-native-souffle mut+alloc+free
140 128 12 50.9 osh-native-souffle mut+alloc+free+gc
144 112 32 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 1.4 dash -
6 3 3 3.0 bash -
8 0 8 3.4 zsh -
6 0 6 10.4 bumpleak/osh mut
6 6 0 10.7 _bin/cxx-opt+bumproot/osh mut
8 0 8 12.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 10.0 osh-native mut+alloc
9 9 0 10.2 osh-native mut+alloc+free
9 9 0 8.7 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
11 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 8 0 10.0 osh-native-souffle mut+alloc+free
9 9 0 8.0 osh-native-souffle mut+alloc+free+gc
9 9 0 8.1 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 -
29 28 0 2.9 bash -
24 16 8 3.3 zsh -
18 18 0 32.5 bumpleak/osh mut
26 22 4 32.8 _bin/cxx-opt+bumproot/osh mut
27 23 4 31.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 32 4 26.2 osh-native mut+alloc
37 22 15 26.5 osh-native mut+alloc+free
27 27 0 8.0 osh-native mut+alloc+free+gc
28 28 0 7.9 osh-native mut+alloc+free+gc+exit
54 45 8 35.9 _bin/cxx-opt+nopool/osh mut+alloc
36 32 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 22 7 25.8 osh-native-souffle mut+alloc
31 19 11 26.2 osh-native-souffle mut+alloc+free
22 21 0 7.6 osh-native-souffle mut+alloc+free+gc
22 22 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 65 8 3.1 bash -
169 116 52 54.6 bumpleak/osh mut
182 123 59 54.9 _bin/cxx-opt+bumproot/osh mut
198 137 60 56.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 143 67 47.3 osh-native mut+alloc
228 128 100 49.1 osh-native mut+alloc+free
182 99 83 8.7 osh-native mut+alloc+free+gc
182 131 51 8.7 osh-native mut+alloc+free+gc+exit
231 171 60 64.3 _bin/cxx-opt+nopool/osh mut+alloc
209 152 56 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 136 68 46.9 osh-native-souffle mut+alloc
211 147 64 48.3 osh-native-souffle mut+alloc+free
175 126 49 8.3 osh-native-souffle mut+alloc+free+gc
175 139 36 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 1 3.5 dash -
20 12 8 4.5 bash -
18 13 5 3.5 zsh -
18 11 8 13.3 bumpleak/osh mut
19 8 12 12.5 _bin/cxx-opt+bumproot/osh mut
20 17 3 14.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 19 2 10.9 osh-native mut+alloc
22 6 16 11.1 osh-native mut+alloc+free
22 14 9 9.0 osh-native mut+alloc+free+gc
23 21 3 8.9 osh-native mut+alloc+free+gc+exit
25 14 11 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 12 13 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 7 10.6 osh-native-souffle mut+alloc
21 18 4 10.7 osh-native-souffle mut+alloc+free
21 10 12 8.5 osh-native-souffle mut+alloc+free+gc
22 16 6 8.7 osh-native-souffle mut+alloc+free+gc+exit