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 36 4 10 12.0 18.1 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 4 10 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 150 24 64 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 145 25 66 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 8.1 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 21 0 1 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 176 0 3 10.3 8.4 995,280 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 6 0 1.6 dash -
23 23 0 3.0 bash -
106 67 46 3.5 zsh -
16 8 8 28.5 bumpleak/osh mut
19 19 0 30.1 _bin/cxx-opt+bumproot/osh mut
22 15 7 30.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 8 21 25.3 osh-native mut+alloc
32 20 12 25.8 osh-native mut+alloc+free
36 24 12 18.1 osh-native mut+alloc+free+gc
36 24 12 18.0 osh-native mut+alloc+free+gc+exit
43 15 27 32.5 _bin/cxx-opt+nopool/osh mut+alloc
48 40 8 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
28 20 8 24.8 osh-native-souffle mut+alloc
29 21 8 25.3 osh-native-souffle mut+alloc+free
33 25 8 17.6 osh-native-souffle mut+alloc+free+gc
33 29 4 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
21 21 0 1.6 dash -
78 74 4 3.1 bash -
379 235 165 3.4 zsh -
49 49 0 85.3 bumpleak/osh mut
59 50 8 84.7 _bin/cxx-opt+bumproot/osh mut
70 70 0 86.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 61 36 73.5 osh-native mut+alloc
112 76 36 75.2 osh-native mut+alloc+free
150 130 20 49.8 osh-native mut+alloc+free+gc
152 136 16 50.4 osh-native mut+alloc+free+gc+exit
148 100 48 97.6 _bin/cxx-opt+nopool/osh mut+alloc
218 174 44 68.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 44 44 73.1 osh-native-souffle mut+alloc
95 71 24 75.0 osh-native-souffle mut+alloc+free
145 121 24 51.1 osh-native-souffle mut+alloc+free+gc
147 111 36 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 3 3 3.0 bash -
8 4 4 3.3 zsh -
6 0 6 10.6 bumpleak/osh mut
6 6 0 12.3 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 0 9 10.0 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
9 4 4 8.5 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.6 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 5 5 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 25 4 3.0 bash -
24 16 8 3.3 zsh -
19 15 4 32.2 bumpleak/osh mut
26 14 11 31.5 _bin/cxx-opt+bumproot/osh mut
28 20 8 33.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.3 osh-native mut+alloc
37 33 4 26.6 osh-native mut+alloc+free
28 24 4 8.1 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
55 47 8 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 32 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 19 11 26.0 osh-native-souffle mut+alloc
31 19 12 26.2 osh-native-souffle mut+alloc+free
21 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 70 4 3.1 bash -
169 100 68 55.9 bumpleak/osh mut
182 111 71 54.8 _bin/cxx-opt+bumproot/osh mut
194 123 71 55.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
216 140 76 47.3 osh-native mut+alloc
220 144 76 48.8 osh-native mut+alloc+free
182 133 48 8.7 osh-native mut+alloc+free+gc
181 132 48 8.7 osh-native mut+alloc+free+gc+exit
234 155 79 62.9 _bin/cxx-opt+nopool/osh mut+alloc
209 154 55 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 128 76 46.9 osh-native-souffle mut+alloc
210 154 55 48.6 osh-native-souffle mut+alloc+free
176 128 48 8.4 osh-native-souffle mut+alloc+free+gc
175 96 80 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
9 6 3 3.4 dash -
20 16 4 4.3 bash -
17 13 5 3.4 zsh -
18 16 3 13.1 bumpleak/osh mut
20 15 6 12.6 _bin/cxx-opt+bumproot/osh mut
19 15 5 12.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 12 9 11.0 osh-native mut+alloc
22 14 9 11.1 osh-native mut+alloc+free
22 13 10 9.0 osh-native mut+alloc+free+gc
22 15 8 9.2 osh-native mut+alloc+free+gc+exit
24 15 10 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 14 11 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 13 7 10.6 osh-native-souffle mut+alloc
20 12 9 10.7 osh-native-souffle mut+alloc+free
21 15 6 8.7 osh-native-souffle mut+alloc+free+gc
22 11 12 8.7 osh-native-souffle mut+alloc+free+gc+exit