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 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 34 4 10 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 164 25 77 44.5 49.6 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 145 25 66 45.9 51.0 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 10 1 2 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 2 2.1 7.9 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 2 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 181 0 4 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 175 0 4 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
6 6 0 1.4 dash -
23 19 4 3.0 bash -
105 45 67 3.4 zsh -
17 13 4 28.5 bumpleak/osh mut
20 12 8 28.7 _bin/cxx-opt+bumproot/osh mut
23 23 0 29.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 17 13 25.3 osh-native mut+alloc
32 20 12 25.4 osh-native mut+alloc+free
36 32 4 18.0 osh-native mut+alloc+free+gc
37 25 12 18.1 osh-native mut+alloc+free+gc+exit
43 16 27 32.0 _bin/cxx-opt+nopool/osh mut+alloc
49 37 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.9 osh-native-souffle mut+alloc
29 8 20 25.3 osh-native-souffle mut+alloc+free
34 26 7 17.6 osh-native-souffle mut+alloc+free+gc
34 22 11 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 77 0 3.0 bash -
377 217 181 3.7 zsh -
50 41 8 84.1 bumpleak/osh mut
60 56 4 85.5 _bin/cxx-opt+bumproot/osh mut
70 41 29 86.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 76 20 73.4 osh-native mut+alloc
105 85 20 75.3 osh-native mut+alloc+free
164 152 12 49.6 osh-native mut+alloc+free+gc
162 138 24 50.3 osh-native mut+alloc+free+gc+exit
138 83 55 99.0 _bin/cxx-opt+nopool/osh mut+alloc
217 184 32 67.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 56 32 73.3 osh-native-souffle mut+alloc
97 60 36 75.0 osh-native-souffle mut+alloc+free
145 125 20 51.0 osh-native-souffle mut+alloc+free+gc
147 115 32 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 1.4 dash -
6 3 3 3.0 bash -
8 4 4 3.1 zsh -
6 3 3 11.7 bumpleak/osh mut
7 4 4 12.0 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 3 6 10.0 osh-native mut+alloc
9 4 4 10.1 osh-native mut+alloc+free
10 9 0 8.5 osh-native mut+alloc+free+gc
10 3 7 8.5 osh-native mut+alloc+free+gc+exit
12 4 8 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 4 8 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 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
9 9 0 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 1.6 dash -
29 28 0 2.9 bash -
24 8 16 3.3 zsh -
18 18 0 32.7 bumpleak/osh mut
26 17 8 31.8 _bin/cxx-opt+bumproot/osh mut
29 24 4 33.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.2 osh-native mut+alloc
38 23 15 26.7 osh-native mut+alloc+free
28 28 0 7.9 osh-native mut+alloc+free+gc
29 28 0 8.1 osh-native mut+alloc+free+gc+exit
54 37 16 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 30 0 26.0 osh-native-souffle mut+alloc
32 4 28 26.2 osh-native-souffle mut+alloc+free
22 22 0 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 73 0 3.0 bash -
168 116 52 54.8 bumpleak/osh mut
183 123 60 55.2 _bin/cxx-opt+bumproot/osh mut
196 116 80 56.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 145 64 47.4 osh-native mut+alloc
218 141 77 49.0 osh-native mut+alloc+free
181 120 60 8.7 osh-native mut+alloc+free+gc
181 132 48 8.9 osh-native mut+alloc+free+gc+exit
232 180 52 64.3 _bin/cxx-opt+nopool/osh mut+alloc
209 153 56 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 149 56 46.9 osh-native-souffle mut+alloc
214 155 59 48.3 osh-native-souffle mut+alloc+free
175 119 56 8.3 osh-native-souffle mut+alloc+free+gc
174 103 71 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 6 4 3.5 dash -
20 13 7 4.3 bash -
19 10 9 3.5 zsh -
19 13 5 13.2 bumpleak/osh mut
21 18 4 13.6 _bin/cxx-opt+bumproot/osh mut
22 21 2 13.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 10 12 11.1 osh-native mut+alloc
23 11 12 11.1 osh-native mut+alloc+free
23 16 7 9.2 osh-native mut+alloc+free+gc
23 14 10 8.9 osh-native mut+alloc+free+gc+exit
25 17 8 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 10 15 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 8 10.6 osh-native-souffle mut+alloc
21 15 7 10.7 osh-native-souffle mut+alloc+free
22 14 8 8.7 osh-native-souffle mut+alloc+free+gc
22 21 2 8.7 osh-native-souffle mut+alloc+free+gc+exit