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 37 4 10 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 4 9 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 163 28 76 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 153 28 73 45.9 51.1 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 11 1 1 2.6 8.5 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 9 1 2 2.4 7.9 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 1 2.1 7.9 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 23 0 2 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 184 0 3 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 173 0 3 10.3 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.2 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 22 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
7 7 0 1.4 dash -
24 23 0 3.0 bash -
107 84 29 3.4 zsh -
17 16 0 27.9 bumpleak/osh mut
20 16 4 30.0 _bin/cxx-opt+bumproot/osh mut
22 13 9 31.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 18 11 25.2 osh-native mut+alloc
31 23 8 25.7 osh-native mut+alloc+free
37 33 4 18.0 osh-native mut+alloc+free+gc
37 33 4 18.0 osh-native mut+alloc+free+gc+exit
44 20 24 32.6 _bin/cxx-opt+nopool/osh mut+alloc
49 33 16 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 12 24.8 osh-native-souffle mut+alloc
29 25 4 25.2 osh-native-souffle mut+alloc+free
33 33 0 17.6 osh-native-souffle mut+alloc+free+gc
34 26 9 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 21 0 1.4 dash -
77 73 4 3.3 bash -
381 199 203 3.4 zsh -
49 34 15 85.5 bumpleak/osh mut
59 55 4 86.3 _bin/cxx-opt+bumproot/osh mut
71 35 35 84.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 49 49 73.4 osh-native mut+alloc
104 72 32 75.2 osh-native mut+alloc+free
163 143 20 49.8 osh-native mut+alloc+free+gc
183 167 16 50.2 osh-native mut+alloc+free+gc+exit
138 73 65 99.3 _bin/cxx-opt+nopool/osh mut+alloc
239 199 40 67.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 57 32 73.3 osh-native-souffle mut+alloc
98 66 31 75.0 osh-native-souffle mut+alloc+free
153 137 16 51.1 osh-native-souffle mut+alloc+free+gc
159 127 32 51.8 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 3.0 bash -
8 4 4 3.3 zsh -
6 0 6 12.0 bumpleak/osh mut
7 3 3 12.5 _bin/cxx-opt+bumproot/osh mut
8 0 8 11.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 9 0 10.0 osh-native mut+alloc
9 4 4 10.1 osh-native mut+alloc+free
11 7 3 8.5 osh-native mut+alloc+free+gc
10 10 0 8.5 osh-native mut+alloc+free+gc+exit
12 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.6 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 5 5 7.9 osh-native-souffle mut+alloc+free+gc
10 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 1.6 dash -
28 28 0 2.9 bash -
24 24 0 3.4 zsh -
19 7 11 31.7 bumpleak/osh mut
26 18 7 31.7 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 28 8 26.3 osh-native mut+alloc
39 15 23 26.7 osh-native mut+alloc+free
28 28 0 7.9 osh-native mut+alloc+free+gc
28 24 4 8.1 osh-native mut+alloc+free+gc+exit
54 34 19 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 19 11 25.8 osh-native-souffle mut+alloc
32 28 4 26.3 osh-native-souffle mut+alloc+free
23 19 4 7.6 osh-native-souffle mut+alloc+free+gc
22 22 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 3.1 bash -
168 120 48 54.6 bumpleak/osh mut
183 151 33 55.7 _bin/cxx-opt+bumproot/osh mut
198 135 63 56.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 128 84 47.3 osh-native mut+alloc
218 154 63 49.0 osh-native mut+alloc+free
184 104 80 8.7 osh-native mut+alloc+free+gc
183 143 40 8.9 osh-native mut+alloc+free+gc+exit
233 156 76 63.6 _bin/cxx-opt+nopool/osh mut+alloc
211 155 56 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
202 131 71 47.0 osh-native-souffle mut+alloc
209 145 63 48.6 osh-native-souffle mut+alloc+free
173 126 47 8.3 osh-native-souffle mut+alloc+free+gc
172 132 40 8.1 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 -
19 10 10 4.5 bash -
18 10 9 3.5 zsh -
19 17 2 11.5 bumpleak/osh mut
20 11 9 12.0 _bin/cxx-opt+bumproot/osh mut
21 13 8 12.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
23 16 7 11.1 osh-native mut+alloc
24 14 11 11.1 osh-native mut+alloc+free
23 21 2 9.2 osh-native mut+alloc+free+gc
23 16 7 8.9 osh-native mut+alloc+free+gc+exit
25 16 10 12.6 _bin/cxx-opt+nopool/osh mut+alloc
26 18 8 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 17 5 10.5 osh-native-souffle mut+alloc
22 17 5 10.6 osh-native-souffle mut+alloc+free
22 15 7 8.7 osh-native-souffle mut+alloc+free+gc
22 20 3 8.5 osh-native-souffle mut+alloc+free+gc+exit