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 18.1 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 145 22 59 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 137 22 59 45.9 51.0 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 8.0 579,599 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 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 176 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 8.7 116,311 277 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 -
24 24 0 3.1 bash -
105 75 36 3.5 zsh -
16 12 4 29.1 bumpleak/osh mut
20 15 5 28.9 _bin/cxx-opt+bumproot/osh mut
23 19 4 30.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 11 18 25.0 osh-native mut+alloc
31 15 15 25.6 osh-native mut+alloc+free
35 35 0 18.1 osh-native mut+alloc+free+gc
36 32 4 18.1 osh-native mut+alloc+free+gc+exit
42 30 11 32.0 _bin/cxx-opt+nopool/osh mut+alloc
47 39 8 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 4 23 24.8 osh-native-souffle mut+alloc
28 24 4 25.2 osh-native-souffle mut+alloc+free
32 28 4 17.6 osh-native-souffle mut+alloc+free+gc
33 32 0 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 -
77 77 0 3.1 bash -
377 202 198 3.5 zsh -
50 45 4 85.0 bumpleak/osh mut
59 55 4 84.8 _bin/cxx-opt+bumproot/osh mut
70 58 12 86.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 64 32 73.4 osh-native mut+alloc
107 71 36 75.1 osh-native mut+alloc+free
145 133 12 49.8 osh-native mut+alloc+free+gc
148 112 36 50.5 osh-native mut+alloc+free+gc+exit
136 96 40 99.6 _bin/cxx-opt+nopool/osh mut+alloc
198 170 28 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 63 24 73.0 osh-native-souffle mut+alloc
95 45 50 74.8 osh-native-souffle mut+alloc+free
137 117 20 51.0 osh-native-souffle mut+alloc+free+gc
140 124 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 1.3 dash -
6 6 0 3.0 bash -
7 4 4 3.1 zsh -
6 6 0 10.4 bumpleak/osh mut
6 6 0 12.4 _bin/cxx-opt+bumproot/osh mut
8 8 0 11.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.0 osh-native mut+alloc
9 8 0 10.2 osh-native mut+alloc+free
9 4 4 8.5 osh-native mut+alloc+free+gc
9 4 4 8.5 osh-native mut+alloc+free+gc+exit
12 11 0 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 6 6 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 4 4 8.0 osh-native-souffle mut+alloc+free+gc
9 0 9 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 16 8 3.4 zsh -
19 15 4 31.9 bumpleak/osh mut
25 25 0 31.8 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.3 osh-native mut+alloc
37 26 11 26.6 osh-native mut+alloc+free
28 27 0 8.0 osh-native mut+alloc+free+gc
28 23 4 8.1 osh-native mut+alloc+free+gc+exit
54 27 27 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 29 7 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 30 0 26.1 osh-native-souffle mut+alloc
30 26 4 26.2 osh-native-souffle mut+alloc+free
22 21 0 7.5 osh-native-souffle mut+alloc+free+gc
22 18 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 -
166 115 51 54.9 bumpleak/osh mut
182 130 51 54.6 _bin/cxx-opt+bumproot/osh mut
193 137 56 55.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 145 65 47.4 osh-native mut+alloc
217 128 88 49.0 osh-native mut+alloc+free
181 105 77 8.7 osh-native mut+alloc+free+gc
181 118 63 8.9 osh-native mut+alloc+free+gc+exit
231 154 77 63.4 _bin/cxx-opt+nopool/osh mut+alloc
208 168 40 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 127 76 46.9 osh-native-souffle mut+alloc
209 145 64 48.6 osh-native-souffle mut+alloc+free
176 131 44 8.3 osh-native-souffle mut+alloc+free+gc
174 131 44 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 11 9 4.3 bash -
17 11 7 3.5 zsh -
20 15 5 12.7 bumpleak/osh mut
19 7 13 12.4 _bin/cxx-opt+bumproot/osh mut
22 15 7 13.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 7 14 11.1 osh-native mut+alloc
22 6 16 11.3 osh-native mut+alloc+free
22 16 6 9.0 osh-native mut+alloc+free+gc
22 18 4 9.2 osh-native mut+alloc+free+gc+exit
24 13 12 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 13 13 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 6 14 10.5 osh-native-souffle mut+alloc
21 13 8 10.7 osh-native-souffle mut+alloc+free
21 15 6 8.7 osh-native-souffle mut+alloc+free+gc
21 13 8 8.4 osh-native-souffle mut+alloc+free+gc+exit