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 38 4 11 12.0 18.1 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 4 10 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 149 23 63 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 138 24 60 45.9 51.0 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 9 1 2 2.6 8.4 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 9 1 2 2.4 8.1 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 2 2.1 7.6 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 2.1 7.6 579,599 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 178 0 3 10.3 8.1 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 8.9 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 1 2 2.8 8.4 116,311 277 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
7 7 0 1.4 dash -
23 19 4 3.1 bash -
104 55 56 3.4 zsh -
17 10 7 28.4 bumpleak/osh mut
20 16 4 29.9 _bin/cxx-opt+bumproot/osh mut
22 18 4 29.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 9 21 25.3 osh-native mut+alloc
31 23 8 25.6 osh-native mut+alloc+free
38 33 4 18.1 osh-native mut+alloc+free+gc
38 37 0 18.1 osh-native mut+alloc+free+gc+exit
44 35 8 33.2 _bin/cxx-opt+nopool/osh mut+alloc
50 41 8 22.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 11 15 24.8 osh-native-souffle mut+alloc
29 18 11 25.0 osh-native-souffle mut+alloc+free
33 29 4 17.4 osh-native-souffle mut+alloc+free+gc
35 35 0 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 18 4 1.6 dash -
78 78 0 3.1 bash -
376 220 176 3.7 zsh -
48 44 4 85.3 bumpleak/osh mut
59 47 12 85.5 _bin/cxx-opt+bumproot/osh mut
70 57 12 86.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 48 48 73.4 osh-native mut+alloc
105 74 31 75.4 osh-native mut+alloc+free
149 121 27 49.7 osh-native mut+alloc+free+gc
152 129 23 50.3 osh-native mut+alloc+free+gc+exit
139 99 40 98.2 _bin/cxx-opt+nopool/osh mut+alloc
201 165 36 66.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 64 24 73.1 osh-native-souffle mut+alloc
97 64 32 75.0 osh-native-souffle mut+alloc+free
138 109 28 51.0 osh-native-souffle mut+alloc+free+gc
150 130 20 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 3.0 bash -
8 0 7 3.3 zsh -
6 6 0 11.0 bumpleak/osh mut
6 6 0 12.3 _bin/cxx-opt+bumproot/osh mut
7 3 3 10.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.1 osh-native mut+alloc
9 9 0 9.8 osh-native mut+alloc+free
9 9 0 8.4 osh-native mut+alloc+free+gc
9 5 5 8.7 osh-native mut+alloc+free+gc+exit
12 12 0 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.6 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 4 4 8.1 osh-native-souffle mut+alloc+free+gc
9 9 0 7.9 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 24 4 2.9 bash -
24 20 4 3.3 zsh -
18 18 0 31.0 bumpleak/osh mut
26 26 0 33.2 _bin/cxx-opt+bumproot/osh mut
29 28 0 31.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
35 31 4 26.1 osh-native mut+alloc
37 20 16 26.6 osh-native mut+alloc+free
28 24 4 7.6 osh-native mut+alloc+free+gc
28 27 0 8.1 osh-native mut+alloc+free+gc+exit
54 37 17 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 21 9 26.0 osh-native-souffle mut+alloc
31 15 15 26.2 osh-native-souffle mut+alloc+free
22 13 9 7.6 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 -
169 124 44 54.9 bumpleak/osh mut
181 121 60 55.5 _bin/cxx-opt+bumproot/osh mut
194 121 73 56.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 120 92 47.4 osh-native mut+alloc
218 146 71 49.1 osh-native mut+alloc+free
183 126 57 8.7 osh-native mut+alloc+free+gc
181 128 52 8.7 osh-native mut+alloc+free+gc+exit
233 165 68 63.2 _bin/cxx-opt+nopool/osh mut+alloc
209 144 64 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 126 79 46.9 osh-native-souffle mut+alloc
211 123 88 48.6 osh-native-souffle mut+alloc+free
178 125 52 8.1 osh-native-souffle mut+alloc+free+gc
174 130 45 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 9 1 3.5 dash -
20 12 8 4.5 bash -
18 17 1 3.5 zsh -
19 14 5 12.5 bumpleak/osh mut
19 14 5 13.7 _bin/cxx-opt+bumproot/osh mut
20 11 9 13.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 18 3 11.1 osh-native mut+alloc
22 11 12 11.0 osh-native mut+alloc+free
22 16 7 8.9 osh-native mut+alloc+free+gc
24 12 13 9.0 osh-native mut+alloc+free+gc+exit
24 6 19 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 19 7 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 7 10.6 osh-native-souffle mut+alloc
22 7 15 10.6 osh-native-souffle mut+alloc+free
21 13 9 8.4 osh-native-souffle mut+alloc+free+gc
22 12 10 8.7 osh-native-souffle mut+alloc+free+gc+exit