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 42 7 15 12.0 18.0 476,747 1,282 6 406,322 5 203,161 osh-native
parse.configure-cpython 39 6 14 12.0 17.7 476,747 1,282 6 406,192 5 203,096 osh-native-souffle
parse.configure-coreutils 184 31 94 44.5 49.7 1,653,335 4,764 12 1,025,518 6 764,302 osh-native
parse.configure-coreutils 170 31 90 45.9 51.1 1,653,334 4,764 12 1,063,848 6 792,362 osh-native-souffle
parse.abuild 9 1 2 2.6 8.7 101,938 180 2 75,022 1 37,511 osh-native
parse.abuild 9 1 2 2.4 8.0 101,938 180 3 87,084 1 43,542 osh-native-souffle
ex.compute-fib 29 0 2 2.1 8.0 579,602 22,608 12 50,000 0 2,915 osh-native
ex.compute-fib 23 0 2 2.1 7.6 579,602 22,608 12 50,000 0 2,853 osh-native-souffle
ex.bashcomp-parse-help 189 0 5 10.3 8.7 995,284 15,258 21 50,000 0 3,897 osh-native
ex.bashcomp-parse-help 180 0 5 10.3 8.3 995,283 15,258 21 50,000 0 3,842 osh-native-souffle
ex.abuild-print-help 24 1 2 2.8 9.0 116,314 277 3 85,240 1 42,620 osh-native
ex.abuild-print-help 22 1 2 2.8 8.7 116,314 277 3 85,116 1 42,558 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 -
24 19 5 3.1 bash -
108 52 61 3.4 zsh -
17 12 4 28.0 bumpleak/osh mut
20 12 8 29.9 _bin/cxx-opt+bumproot/osh mut
24 23 0 30.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 22 9 25.3 osh-native mut+alloc
33 16 16 25.7 osh-native mut+alloc+free
42 34 8 18.0 osh-native mut+alloc+free+gc
43 43 0 18.1 osh-native mut+alloc+free+gc+exit
45 16 28 32.2 _bin/cxx-opt+nopool/osh mut+alloc
64 52 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 13 13 24.9 osh-native-souffle mut+alloc
29 14 14 25.4 osh-native-souffle mut+alloc+free
39 31 8 17.7 osh-native-souffle mut+alloc+free+gc
39 25 13 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 1.6 dash -
78 78 0 3.1 bash -
385 226 181 3.4 zsh -
50 42 8 85.4 bumpleak/osh mut
59 48 12 86.0 _bin/cxx-opt+bumproot/osh mut
71 59 13 87.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 59 39 73.4 osh-native mut+alloc
107 63 43 75.5 osh-native mut+alloc+free
184 168 16 49.7 osh-native mut+alloc+free+gc
189 157 32 50.5 osh-native mut+alloc+free+gc+exit
140 88 52 99.3 _bin/cxx-opt+nopool/osh mut+alloc
262 217 44 66.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 52 36 73.3 osh-native-souffle mut+alloc
96 76 20 75.1 osh-native-souffle mut+alloc+free
170 145 24 51.1 osh-native-souffle mut+alloc+free+gc
173 149 24 50.1 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 6 0 12.0 bumpleak/osh mut
7 7 0 11.3 _bin/cxx-opt+bumproot/osh mut
8 0 8 11.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 10.1 osh-native mut+alloc
9 3 6 10.1 osh-native mut+alloc+free
9 6 3 8.7 osh-native mut+alloc+free+gc
9 5 5 8.7 osh-native mut+alloc+free+gc+exit
12 4 8 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.6 osh-native-souffle mut+alloc
8 8 0 9.6 osh-native-souffle mut+alloc+free
9 5 5 8.0 osh-native-souffle mut+alloc+free+gc
10 10 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
11 11 0 1.4 dash -
29 29 0 3.0 bash -
24 12 12 3.1 zsh -
19 15 4 31.7 bumpleak/osh mut
25 18 7 33.2 _bin/cxx-opt+bumproot/osh mut
28 28 0 32.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 29 7 26.5 osh-native mut+alloc
39 31 8 26.7 osh-native mut+alloc+free
29 24 4 8.0 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
56 40 16 35.9 _bin/cxx-opt+nopool/osh mut+alloc
38 38 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 26 4 25.8 osh-native-souffle mut+alloc
32 28 4 26.1 osh-native-souffle mut+alloc+free
23 22 0 7.6 osh-native-souffle mut+alloc+free+gc
22 18 4 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 3.0 bash -
171 103 67 55.0 bumpleak/osh mut
186 121 65 55.6 _bin/cxx-opt+bumproot/osh mut
197 144 52 57.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
216 144 72 47.4 osh-native mut+alloc
227 154 73 49.1 osh-native mut+alloc+free
189 126 63 8.7 osh-native mut+alloc+free+gc
192 136 56 8.8 osh-native mut+alloc+free+gc+exit
237 160 76 63.6 _bin/cxx-opt+nopool/osh mut+alloc
233 148 84 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
210 133 76 46.9 osh-native-souffle mut+alloc
217 157 60 48.7 osh-native-souffle mut+alloc+free
180 116 64 8.3 osh-native-souffle mut+alloc+free+gc
177 113 64 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 10 0 3.4 dash -
20 12 8 4.5 bash -
19 13 7 3.5 zsh -
20 18 2 12.5 bumpleak/osh mut
20 8 13 12.3 _bin/cxx-opt+bumproot/osh mut
21 15 6 12.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 19 3 11.0 osh-native mut+alloc
23 16 8 11.1 osh-native mut+alloc+free
24 18 6 9.0 osh-native mut+alloc+free+gc
24 17 8 9.2 osh-native mut+alloc+free+gc+exit
26 18 8 12.8 _bin/cxx-opt+nopool/osh mut+alloc
26 23 3 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 14 8 10.5 osh-native-souffle mut+alloc
22 11 12 10.7 osh-native-souffle mut+alloc+free
22 14 8 8.7 osh-native-souffle mut+alloc+free+gc
36 23 13 8.7 osh-native-souffle mut+alloc+free+gc+exit