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 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 149 23 62 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 138 25 61 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 8.4 101,935 180 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 39 0 1 2.1 7.9 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 2.1 7.3 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 181 0 3 10.3 8.8 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 175 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 8.8 116,311 277 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 1.4 dash -
23 19 4 3.0 bash -
104 60 51 3.4 zsh -
16 16 0 29.5 bumpleak/osh mut
19 15 4 30.4 _bin/cxx-opt+bumproot/osh mut
23 11 11 28.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 8 21 25.2 osh-native mut+alloc
32 20 12 25.6 osh-native mut+alloc+free
35 23 12 18.1 osh-native mut+alloc+free+gc
36 36 0 18.0 osh-native mut+alloc+free+gc+exit
45 34 11 32.3 _bin/cxx-opt+nopool/osh mut+alloc
49 45 4 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 15 11 24.8 osh-native-souffle mut+alloc
29 14 14 25.3 osh-native-souffle mut+alloc+free
32 28 4 17.4 osh-native-souffle mut+alloc+free+gc
33 32 0 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
22 21 0 1.6 dash -
77 77 0 3.3 bash -
374 194 200 3.5 zsh -
48 36 12 84.1 bumpleak/osh mut
62 62 0 85.5 _bin/cxx-opt+bumproot/osh mut
71 51 20 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 65 32 73.5 osh-native mut+alloc
105 85 20 75.4 osh-native mut+alloc+free
149 125 24 49.8 osh-native mut+alloc+free+gc
154 130 24 50.5 osh-native mut+alloc+free+gc+exit
144 103 40 98.9 _bin/cxx-opt+nopool/osh mut+alloc
213 185 28 67.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 47 40 73.1 osh-native-souffle mut+alloc
96 42 54 75.0 osh-native-souffle mut+alloc+free
138 122 16 50.9 osh-native-souffle mut+alloc+free+gc
141 121 20 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 2.9 bash -
8 0 8 3.1 zsh -
6 6 0 12.0 bumpleak/osh mut
6 3 3 12.7 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 8 0 10.0 osh-native mut+alloc
9 9 0 10.0 osh-native mut+alloc+free
9 3 6 8.4 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
12 12 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 4 8 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.4 osh-native-souffle mut+alloc
8 4 4 9.7 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 -
28 25 4 2.9 bash -
24 19 5 3.1 zsh -
19 14 5 31.9 bumpleak/osh mut
26 18 7 31.1 _bin/cxx-opt+bumproot/osh mut
28 24 4 33.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
35 23 12 26.0 osh-native mut+alloc
36 24 12 26.0 osh-native mut+alloc+free
39 35 4 7.9 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
57 32 24 35.8 _bin/cxx-opt+nopool/osh mut+alloc
38 29 8 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 17 12 25.4 osh-native-souffle mut+alloc
31 19 11 25.7 osh-native-souffle mut+alloc+free
22 21 0 7.3 osh-native-souffle mut+alloc+free+gc
21 21 0 7.3 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 61 12 3.0 bash -
167 103 64 55.0 bumpleak/osh mut
182 146 35 56.4 _bin/cxx-opt+bumproot/osh mut
194 123 71 56.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 130 81 47.1 osh-native mut+alloc
216 132 84 48.8 osh-native mut+alloc+free
181 113 68 8.8 osh-native mut+alloc+free+gc
181 124 56 8.8 osh-native mut+alloc+free+gc+exit
234 175 60 63.0 _bin/cxx-opt+nopool/osh mut+alloc
210 161 48 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 151 52 46.7 osh-native-souffle mut+alloc
210 135 75 48.3 osh-native-souffle mut+alloc+free
175 130 45 8.1 osh-native-souffle mut+alloc+free+gc
173 137 36 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 3.5 dash -
20 11 9 4.3 bash -
18 16 2 3.5 zsh -
18 10 8 11.5 bumpleak/osh mut
20 13 6 14.0 _bin/cxx-opt+bumproot/osh mut
20 6 15 13.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 19 3 11.0 osh-native mut+alloc
22 19 3 11.3 osh-native mut+alloc+free
22 22 0 8.8 osh-native mut+alloc+free+gc
22 16 7 9.0 osh-native mut+alloc+free+gc+exit
25 22 3 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 15 11 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 15 5 10.6 osh-native-souffle mut+alloc
21 12 10 10.6 osh-native-souffle mut+alloc+free
21 20 2 8.7 osh-native-souffle mut+alloc+free+gc
21 11 10 8.5 osh-native-souffle mut+alloc+free+gc+exit