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 3 9 12.0 17.8 476,744 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 146 24 60 44.5 50.0 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 140 24 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 7.7 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 29 0 1 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 3 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 174 0 3 10.3 8.1 995,280 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 -
106 59 53 3.3 zsh -
16 12 4 28.8 bumpleak/osh mut
19 14 5 29.3 _bin/cxx-opt+bumproot/osh mut
22 11 11 28.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 11 18 25.2 osh-native mut+alloc
32 14 18 25.7 osh-native mut+alloc+free
36 36 0 17.8 osh-native mut+alloc+free+gc
35 31 4 18.1 osh-native mut+alloc+free+gc+exit
43 23 19 33.1 _bin/cxx-opt+nopool/osh mut+alloc
50 34 15 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.8 osh-native-souffle mut+alloc
29 20 8 25.3 osh-native-souffle mut+alloc+free
32 24 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 1.4 dash -
78 78 0 3.3 bash -
378 194 205 3.5 zsh -
49 44 4 85.6 bumpleak/osh mut
60 52 8 84.8 _bin/cxx-opt+bumproot/osh mut
71 63 8 85.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 60 36 73.5 osh-native mut+alloc
104 68 36 75.5 osh-native mut+alloc+free
146 130 16 50.0 osh-native mut+alloc+free+gc
152 124 28 50.4 osh-native mut+alloc+free+gc+exit
137 80 56 99.1 _bin/cxx-opt+nopool/osh mut+alloc
202 170 32 67.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 51 35 73.0 osh-native-souffle mut+alloc
96 68 28 75.1 osh-native-souffle mut+alloc+free
140 104 36 51.0 osh-native-souffle mut+alloc+free+gc
143 118 24 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 4 4 3.1 zsh -
6 3 3 12.2 bumpleak/osh mut
7 7 0 11.8 _bin/cxx-opt+bumproot/osh mut
7 3 3 11.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.1 osh-native mut+alloc
9 4 4 10.2 osh-native mut+alloc+free
9 4 4 8.5 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
11 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 4 7 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 0 7 9.6 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 9 0 7.7 osh-native-souffle mut+alloc+free+gc
9 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
11 10 0 1.4 dash -
29 29 0 2.9 bash -
24 20 4 3.3 zsh -
18 14 4 30.9 bumpleak/osh mut
26 21 4 33.2 _bin/cxx-opt+bumproot/osh mut
27 19 8 32.2 _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
29 24 4 7.9 osh-native mut+alloc+free+gc
28 28 0 7.9 osh-native mut+alloc+free+gc+exit
53 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
30 21 8 26.1 osh-native-souffle mut+alloc
52 36 16 26.1 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
21 18 4 7.7 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 73 0 3.1 bash -
169 120 48 55.9 bumpleak/osh mut
184 140 44 56.4 _bin/cxx-opt+bumproot/osh mut
196 128 68 55.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 164 48 47.3 osh-native mut+alloc
218 119 99 49.1 osh-native mut+alloc+free
181 121 60 8.7 osh-native mut+alloc+free+gc
181 112 68 8.7 osh-native mut+alloc+free+gc+exit
231 125 105 64.4 _bin/cxx-opt+nopool/osh mut+alloc
209 140 68 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 140 64 46.9 osh-native-souffle mut+alloc
210 137 73 48.6 osh-native-souffle mut+alloc+free
174 119 55 8.1 osh-native-souffle mut+alloc+free+gc
175 131 44 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 5 3.5 dash -
19 13 7 4.5 bash -
17 15 3 3.5 zsh -
19 18 2 12.2 bumpleak/osh mut
19 18 2 12.2 _bin/cxx-opt+bumproot/osh mut
21 19 2 12.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 16 6 11.0 osh-native mut+alloc
23 14 9 11.0 osh-native mut+alloc+free
22 13 9 8.9 osh-native mut+alloc+free+gc
23 14 10 9.2 osh-native mut+alloc+free+gc+exit
24 19 6 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 17 9 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 9 12 10.6 osh-native-souffle mut+alloc
22 11 11 10.9 osh-native-souffle mut+alloc+free
21 17 5 8.5 osh-native-souffle mut+alloc+free+gc
21 6 16 8.5 osh-native-souffle mut+alloc+free+gc+exit