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 33 3 9 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 149 23 63 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 138 24 60 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 8.4 101,935 180 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 27 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 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 183 0 3 10.3 8.5 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 174 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 9.0 116,311 277 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 2.9 bash -
106 62 50 3.5 zsh -
16 8 8 29.0 bumpleak/osh mut
20 15 4 29.5 _bin/cxx-opt+bumproot/osh mut
23 15 8 28.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 18 11 25.2 osh-native mut+alloc
32 24 8 25.6 osh-native mut+alloc+free
36 36 0 18.0 osh-native mut+alloc+free+gc
37 32 4 18.0 osh-native mut+alloc+free+gc+exit
44 39 4 33.3 _bin/cxx-opt+nopool/osh mut+alloc
49 32 16 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 23 4 24.8 osh-native-souffle mut+alloc
30 13 17 25.0 osh-native-souffle mut+alloc+free
33 29 4 17.6 osh-native-souffle mut+alloc+free+gc
34 25 8 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 3.3 bash -
378 224 174 3.3 zsh -
50 42 8 84.7 bumpleak/osh mut
59 51 8 85.8 _bin/cxx-opt+bumproot/osh mut
70 62 8 86.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 61 36 73.4 osh-native mut+alloc
119 87 32 75.4 osh-native mut+alloc+free
149 125 24 49.7 osh-native mut+alloc+free+gc
152 132 20 50.3 osh-native mut+alloc+free+gc+exit
140 116 24 98.8 _bin/cxx-opt+nopool/osh mut+alloc
204 180 24 68.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 56 32 73.1 osh-native-souffle mut+alloc
97 52 44 75.0 osh-native-souffle mut+alloc+free
138 118 20 51.0 osh-native-souffle mut+alloc+free+gc
145 117 28 51.5 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 0 2 1.4 dash -
6 6 0 3.0 bash -
8 0 7 3.3 zsh -
6 6 0 10.5 bumpleak/osh mut
7 7 0 12.1 _bin/cxx-opt+bumproot/osh mut
7 0 7 11.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.0 osh-native mut+alloc
9 3 6 10.1 osh-native mut+alloc+free
9 4 4 8.4 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
11 0 11 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 8 4 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 4 4 7.9 osh-native-souffle mut+alloc+free+gc
9 0 9 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 1.4 dash -
28 28 0 2.9 bash -
24 24 0 3.3 zsh -
18 11 7 32.2 bumpleak/osh mut
26 25 0 32.4 _bin/cxx-opt+bumproot/osh mut
27 18 9 32.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.2 osh-native mut+alloc
37 26 11 26.5 osh-native mut+alloc+free
27 23 4 8.0 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
55 39 16 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 26 11 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 25 4 26.1 osh-native-souffle mut+alloc
31 4 27 26.3 osh-native-souffle mut+alloc+free
22 18 4 7.6 osh-native-souffle mut+alloc+free+gc
21 21 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
74 69 4 3.1 bash -
168 123 44 54.2 bumpleak/osh mut
183 115 67 55.2 _bin/cxx-opt+bumproot/osh mut
196 116 80 57.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 127 84 47.3 osh-native mut+alloc
218 137 81 49.1 osh-native mut+alloc+free
183 127 56 8.5 osh-native mut+alloc+free+gc
182 126 55 8.8 osh-native mut+alloc+free+gc+exit
232 144 88 62.9 _bin/cxx-opt+nopool/osh mut+alloc
211 150 61 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
202 119 83 47.0 osh-native-souffle mut+alloc
210 146 63 48.6 osh-native-souffle mut+alloc+free
174 154 20 8.3 osh-native-souffle mut+alloc+free+gc
174 125 49 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 9 1 3.4 dash -
20 13 7 4.3 bash -
18 10 8 3.5 zsh -
19 15 5 12.3 bumpleak/osh mut
19 13 7 12.5 _bin/cxx-opt+bumproot/osh mut
22 12 10 13.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 13 9 11.0 osh-native mut+alloc
22 9 13 11.0 osh-native mut+alloc+free
22 16 7 9.0 osh-native mut+alloc+free+gc
23 11 12 9.2 osh-native mut+alloc+free+gc+exit
25 22 4 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 15 10 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 16 4 10.6 osh-native-souffle mut+alloc
21 14 8 10.6 osh-native-souffle mut+alloc+free
21 11 11 8.5 osh-native-souffle mut+alloc+free+gc
21 13 9 8.7 osh-native-souffle mut+alloc+free+gc+exit