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 32 3 9 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 141 21 56 44.5 50.0 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 135 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 8.0 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 1 2.1 7.7 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 21 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 174 0 3 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 23 0 3.0 bash -
104 66 45 3.4 zsh -
17 10 7 28.4 bumpleak/osh mut
19 15 4 29.1 _bin/cxx-opt+bumproot/osh mut
22 14 7 29.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 12 16 25.2 osh-native mut+alloc
31 27 4 25.7 osh-native mut+alloc+free
35 30 4 18.0 osh-native mut+alloc+free+gc
36 28 8 18.1 osh-native mut+alloc+free+gc+exit
44 28 16 32.1 _bin/cxx-opt+nopool/osh mut+alloc
47 43 4 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 23 4 24.8 osh-native-souffle mut+alloc
28 12 16 25.3 osh-native-souffle mut+alloc+free
32 28 4 17.4 osh-native-souffle mut+alloc+free+gc
33 24 8 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
21 18 4 1.4 dash -
79 78 0 3.1 bash -
377 218 182 3.5 zsh -
50 41 8 84.1 bumpleak/osh mut
59 47 12 86.5 _bin/cxx-opt+bumproot/osh mut
70 62 8 85.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 72 24 73.5 osh-native mut+alloc
104 84 20 75.4 osh-native mut+alloc+free
141 121 20 50.0 osh-native mut+alloc+free+gc
146 97 49 50.5 osh-native mut+alloc+free+gc+exit
137 93 44 97.9 _bin/cxx-opt+nopool/osh mut+alloc
198 157 40 67.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 59 28 73.1 osh-native-souffle mut+alloc
95 44 51 75.0 osh-native-souffle mut+alloc+free
135 107 28 51.1 osh-native-souffle mut+alloc+free+gc
139 106 33 51.6 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 0 2 1.4 dash -
6 6 0 3.0 bash -
8 4 4 3.1 zsh -
6 0 6 11.1 bumpleak/osh mut
6 6 0 12.2 _bin/cxx-opt+bumproot/osh mut
8 0 8 12.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.0 osh-native mut+alloc
8 8 0 10.2 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 6 3 8.4 osh-native mut+alloc+free+gc+exit
12 11 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 7 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
9 9 0 8.0 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
10 10 0 1.4 dash -
29 25 4 3.0 bash -
24 19 4 3.4 zsh -
18 11 7 31.3 bumpleak/osh mut
25 24 0 33.3 _bin/cxx-opt+bumproot/osh mut
28 23 4 32.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.5 osh-native mut+alloc
38 30 8 26.6 osh-native mut+alloc+free
28 27 0 7.7 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
54 31 23 36.3 _bin/cxx-opt+nopool/osh mut+alloc
36 29 7 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 18 11 25.8 osh-native-souffle mut+alloc
30 13 17 26.1 osh-native-souffle mut+alloc+free
21 21 0 7.5 osh-native-souffle mut+alloc+free+gc
21 21 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 69 4 3.0 bash -
166 109 56 54.6 bumpleak/osh mut
183 127 56 54.7 _bin/cxx-opt+bumproot/osh mut
193 137 56 55.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
209 121 89 47.3 osh-native mut+alloc
217 144 72 49.0 osh-native mut+alloc+free
181 145 36 8.5 osh-native mut+alloc+free+gc
181 133 48 8.9 osh-native mut+alloc+free+gc+exit
232 144 88 64.0 _bin/cxx-opt+nopool/osh mut+alloc
207 167 40 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 128 76 47.0 osh-native-souffle mut+alloc
209 148 60 48.7 osh-native-souffle mut+alloc+free
174 102 71 8.3 osh-native-souffle mut+alloc+free+gc
173 129 44 8.5 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 3.5 dash -
19 10 9 4.3 bash -
17 6 12 3.7 zsh -
18 11 7 12.0 bumpleak/osh mut
20 10 11 12.7 _bin/cxx-opt+bumproot/osh mut
20 9 12 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 10 11 11.1 osh-native mut+alloc
22 19 3 11.1 osh-native mut+alloc+free
22 11 11 9.0 osh-native mut+alloc+free+gc
22 16 6 9.0 osh-native mut+alloc+free+gc+exit
24 17 8 12.4 _bin/cxx-opt+nopool/osh mut+alloc
25 19 6 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 16 4 10.6 osh-native-souffle mut+alloc
21 11 10 10.6 osh-native-souffle mut+alloc+free
21 10 11 8.5 osh-native-souffle mut+alloc+free+gc
21 13 8 8.7 osh-native-souffle mut+alloc+free+gc+exit