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 38 5 11 12.1 18.0 476,737 1,282 6 409,280 5 204,640 osh-native
parse.configure-cpython 32 4 10 12.0 17.6 476,737 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 156 21 72 41.1 45.8 1,653,325 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 137 24 61 44.6 49.6 1,653,324 4,764 12 1,030,664 6 769,416 osh-native-souffle
parse.abuild 9 1 1 2.6 8.4 101,928 180 2 75,252 1 37,626 osh-native
parse.abuild 8 1 1 2.6 8.3 101,928 180 2 75,122 1 37,561 osh-native-souffle
ex.compute-fib 29 0 1 2.4 8.0 584,193 22,608 12 50,000 0 2,903 osh-native
ex.compute-fib 22 0 1 2.4 7.7 584,193 22,608 12 50,000 0 2,841 osh-native-souffle
ex.bashcomp-parse-help 181 0 3 10.3 8.8 995,274 12,911 21 50,000 0 3,891 osh-native
ex.bashcomp-parse-help 174 0 3 10.3 8.3 995,273 12,911 21 50,000 0 3,831 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 8.9 116,343 270 3 85,488 1 42,744 osh-native
ex.abuild-print-help 22 1 2 2.8 8.5 116,343 270 3 85,364 1 42,682 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
6 3 3 1.4 dash -
23 23 0 3.1 bash -
105 48 64 3.4 zsh -
16 16 0 28.8 bumpleak/osh mut
20 12 8 30.0 _bin/cxx-opt+bumproot/osh mut
22 15 7 29.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 25 4 25.0 osh-native mut+alloc
32 28 4 25.7 osh-native mut+alloc+free
38 30 7 18.0 osh-native mut+alloc+free+gc
37 22 15 18.1 osh-native mut+alloc+free+gc+exit
43 31 12 32.4 _bin/cxx-opt+nopool/osh mut+alloc
49 49 0 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 19 8 24.9 osh-native-souffle mut+alloc
30 21 8 25.3 osh-native-souffle mut+alloc+free
32 24 8 17.6 osh-native-souffle mut+alloc+free+gc
34 26 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
21 18 4 1.6 dash -
78 74 4 3.3 bash -
378 207 191 3.4 zsh -
49 38 11 84.0 bumpleak/osh mut
61 50 11 85.2 _bin/cxx-opt+bumproot/osh mut
71 67 4 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 69 28 73.4 osh-native mut+alloc
105 85 20 75.4 osh-native mut+alloc+free
156 136 20 45.8 osh-native mut+alloc+free+gc
173 136 36 45.9 osh-native mut+alloc+free+gc+exit
140 64 76 98.7 _bin/cxx-opt+nopool/osh mut+alloc
229 209 20 60.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 60 28 73.2 osh-native-souffle mut+alloc
97 54 43 74.9 osh-native-souffle mut+alloc+free
137 116 20 49.6 osh-native-souffle mut+alloc+free+gc
141 121 20 50.3 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 6 0 2.9 bash -
8 4 4 3.3 zsh -
6 6 0 11.6 bumpleak/osh mut
7 7 0 11.4 _bin/cxx-opt+bumproot/osh mut
7 0 7 10.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 3 6 10.1 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
9 9 0 8.4 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
12 4 8 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.8 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
8 4 4 8.3 osh-native-souffle mut+alloc+free+gc
8 4 4 8.4 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 -
29 25 4 3.0 bash -
24 16 8 3.3 zsh -
19 11 7 31.8 bumpleak/osh mut
26 22 4 33.1 _bin/cxx-opt+bumproot/osh mut
27 27 0 32.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 20 16 26.5 osh-native mut+alloc
38 29 8 26.6 osh-native mut+alloc+free
29 28 0 8.0 osh-native mut+alloc+free+gc
28 23 4 8.0 osh-native mut+alloc+free+gc+exit
54 53 0 36.1 _bin/cxx-opt+nopool/osh mut+alloc
37 29 8 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 25 4 25.7 osh-native-souffle mut+alloc
33 16 16 26.3 osh-native-souffle mut+alloc+free
22 17 4 7.7 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 65 8 3.1 bash -
168 116 52 54.6 bumpleak/osh mut
180 110 70 56.3 _bin/cxx-opt+bumproot/osh mut
193 124 68 55.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 139 72 47.0 osh-native mut+alloc
217 144 72 48.7 osh-native mut+alloc+free
181 125 56 8.8 osh-native mut+alloc+free+gc
181 124 56 8.9 osh-native mut+alloc+free+gc+exit
233 158 75 62.3 _bin/cxx-opt+nopool/osh mut+alloc
213 165 48 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 128 76 46.6 osh-native-souffle mut+alloc
210 146 63 48.3 osh-native-souffle mut+alloc+free
174 125 48 8.3 osh-native-souffle mut+alloc+free+gc
175 103 72 8.4 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 7 3 3.5 dash -
19 16 4 4.5 bash -
18 5 13 3.5 zsh -
20 6 15 12.8 bumpleak/osh mut
20 15 5 13.7 _bin/cxx-opt+bumproot/osh mut
20 13 7 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 16 6 11.0 osh-native mut+alloc
22 15 8 11.0 osh-native mut+alloc+free
22 14 8 8.9 osh-native mut+alloc+free+gc
23 15 9 9.0 osh-native mut+alloc+free+gc+exit
25 19 6 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 19 7 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 7 10.6 osh-native-souffle mut+alloc
21 11 11 10.6 osh-native-souffle mut+alloc+free
22 10 12 8.5 osh-native-souffle mut+alloc+free+gc
24 13 12 8.7 osh-native-souffle mut+alloc+free+gc+exit