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 18.0 476,744 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 178 27 86 44.5 50.0 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 142 26 63 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 7.9 101,935 180 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 7.7 579,599 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 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 8.9 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 1 2 2.8 8.5 116,311 277 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 23 0 3.0 bash -
104 58 53 3.4 zsh -
16 15 0 28.6 bumpleak/osh mut
21 14 7 30.2 _bin/cxx-opt+bumproot/osh mut
22 18 4 29.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 18 11 25.0 osh-native mut+alloc
32 32 0 25.6 osh-native mut+alloc+free
35 23 12 18.0 osh-native mut+alloc+free+gc
37 29 8 18.1 osh-native mut+alloc+free+gc+exit
43 26 17 32.1 _bin/cxx-opt+nopool/osh mut+alloc
53 41 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 11 15 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 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
22 18 4 1.4 dash -
78 74 4 3.3 bash -
381 214 189 3.5 zsh -
49 41 7 84.7 bumpleak/osh mut
60 55 4 84.9 _bin/cxx-opt+bumproot/osh mut
69 57 12 85.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 59 40 73.5 osh-native mut+alloc
107 82 25 75.2 osh-native mut+alloc+free
178 158 20 50.0 osh-native mut+alloc+free+gc
158 141 16 50.5 osh-native mut+alloc+free+gc+exit
141 81 60 98.2 _bin/cxx-opt+nopool/osh mut+alloc
243 219 24 68.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 60 28 73.1 osh-native-souffle mut+alloc
98 65 32 75.0 osh-native-souffle mut+alloc+free
142 109 32 51.0 osh-native-souffle mut+alloc+free+gc
149 116 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 6 0 2.9 bash -
8 8 0 3.3 zsh -
6 6 0 11.2 bumpleak/osh mut
6 6 0 12.3 _bin/cxx-opt+bumproot/osh mut
7 0 7 11.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.0 osh-native mut+alloc
9 3 6 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 3 6 8.5 osh-native mut+alloc+free+gc+exit
12 12 0 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 4 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.8 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
9 9 0 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
11 10 0 1.6 dash -
29 21 7 3.0 bash -
23 14 9 3.3 zsh -
18 17 0 32.6 bumpleak/osh mut
26 22 4 31.7 _bin/cxx-opt+bumproot/osh mut
29 28 0 33.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 36 0 26.3 osh-native mut+alloc
38 33 4 26.3 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
28 28 0 8.1 osh-native mut+alloc+free+gc+exit
54 33 21 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 23 8 26.0 osh-native-souffle mut+alloc
31 23 8 26.1 osh-native-souffle mut+alloc+free
22 18 4 7.7 osh-native-souffle mut+alloc+free+gc
22 22 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
74 74 0 2.9 bash -
166 113 53 54.8 bumpleak/osh mut
182 103 79 54.6 _bin/cxx-opt+bumproot/osh mut
194 125 69 55.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 140 72 47.3 osh-native mut+alloc
220 128 92 49.0 osh-native mut+alloc+free
181 121 60 8.8 osh-native mut+alloc+free+gc
184 120 64 8.8 osh-native mut+alloc+free+gc+exit
234 161 73 64.3 _bin/cxx-opt+nopool/osh mut+alloc
211 147 63 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 132 72 46.9 osh-native-souffle mut+alloc
210 142 67 48.6 osh-native-souffle mut+alloc+free
176 100 76 8.3 osh-native-souffle mut+alloc+free+gc
175 127 48 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 5 6 3.4 dash -
20 10 10 4.3 bash -
17 13 4 3.4 zsh -
19 13 6 12.0 bumpleak/osh mut
21 19 3 13.4 _bin/cxx-opt+bumproot/osh mut
22 17 6 13.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 13 8 11.1 osh-native mut+alloc
22 20 3 11.0 osh-native mut+alloc+free
22 15 7 8.9 osh-native mut+alloc+free+gc
23 13 10 9.0 osh-native mut+alloc+free+gc+exit
25 13 12 12.8 _bin/cxx-opt+nopool/osh mut+alloc
24 23 2 9.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 9 10.5 osh-native-souffle mut+alloc
21 21 0 10.7 osh-native-souffle mut+alloc+free
21 19 2 8.5 osh-native-souffle mut+alloc+free+gc
21 15 7 8.7 osh-native-souffle mut+alloc+free+gc+exit