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 12.1 18.1 476,736 1,282 6 409,278 5 204,639 osh-native
parse.configure-cpython 33 4 10 12.0 17.6 476,736 1,282 6 408,778 5 204,389 osh-native-souffle
parse.configure-coreutils 174 26 87 41.1 45.9 1,653,324 4,764 12 1,591,960 7 795,980 osh-native
parse.configure-coreutils 160 30 82 44.6 49.5 1,653,323 4,764 12 1,030,662 6 769,415 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,927 180 2 75,250 1 37,625 osh-native
parse.abuild 8 1 1 2.6 8.3 101,927 180 2 75,120 1 37,560 osh-native-souffle
ex.compute-fib 28 0 1 2.4 8.0 584,192 22,608 12 50,000 0 2,902 osh-native
ex.compute-fib 22 0 2 2.4 7.6 584,192 22,608 12 50,000 0 2,840 osh-native-souffle
ex.bashcomp-parse-help 182 0 3 10.3 8.8 995,273 12,911 21 50,000 0 3,890 osh-native
ex.bashcomp-parse-help 174 0 3 10.3 8.3 995,272 12,911 21 50,000 0 3,830 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.0 116,342 270 3 85,486 1 42,743 osh-native
ex.abuild-print-help 22 1 2 2.8 8.5 116,342 270 3 85,362 1 42,681 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 1.6 dash -
24 19 4 3.1 bash -
106 54 59 3.4 zsh -
17 12 4 28.1 bumpleak/osh mut
20 16 4 28.4 _bin/cxx-opt+bumproot/osh mut
23 11 11 28.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 4 25 25.2 osh-native mut+alloc
32 12 20 25.7 osh-native mut+alloc+free
36 28 8 18.1 osh-native mut+alloc+free+gc
37 32 4 18.2 osh-native mut+alloc+free+gc+exit
44 35 8 32.5 _bin/cxx-opt+nopool/osh mut+alloc
49 41 7 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 19 8 24.9 osh-native-souffle mut+alloc
29 29 0 25.3 osh-native-souffle mut+alloc+free
33 29 4 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
22 18 4 1.6 dash -
78 78 0 3.1 bash -
382 205 198 3.5 zsh -
49 44 4 85.0 bumpleak/osh mut
59 43 15 86.2 _bin/cxx-opt+bumproot/osh mut
71 62 8 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 70 27 73.6 osh-native mut+alloc
105 82 23 75.4 osh-native mut+alloc+free
174 158 16 45.9 osh-native mut+alloc+free+gc
175 162 12 45.9 osh-native mut+alloc+free+gc+exit
138 102 35 99.4 _bin/cxx-opt+nopool/osh mut+alloc
241 221 20 61.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 59 27 73.2 osh-native-souffle mut+alloc
96 80 16 75.0 osh-native-souffle mut+alloc+free
160 127 32 49.5 osh-native-souffle mut+alloc+free+gc
162 141 20 50.4 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 3 3 3.0 bash -
8 4 4 3.1 zsh -
7 0 6 11.4 bumpleak/osh mut
7 3 3 10.8 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 9 0 10.1 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
9 6 3 8.5 osh-native mut+alloc+free+gc
9 9 0 8.8 osh-native mut+alloc+free+gc+exit
12 4 8 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.6 _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
8 4 4 8.3 osh-native-souffle mut+alloc+free+gc
9 9 0 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 1.6 dash -
29 25 4 2.9 bash -
24 24 0 3.3 zsh -
19 11 7 32.5 bumpleak/osh mut
26 25 0 32.0 _bin/cxx-opt+bumproot/osh mut
29 28 0 33.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 29 8 26.2 osh-native mut+alloc
38 30 8 26.7 osh-native mut+alloc+free
28 21 7 8.0 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
54 45 8 36.1 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 21 9 26.0 osh-native-souffle mut+alloc
32 20 12 26.3 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
21 17 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 65 8 3.0 bash -
169 106 63 55.9 bumpleak/osh mut
180 96 84 55.1 _bin/cxx-opt+bumproot/osh mut
196 124 72 56.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 116 96 47.1 osh-native mut+alloc
219 146 73 48.8 osh-native mut+alloc+free
182 121 61 8.8 osh-native mut+alloc+free+gc
185 133 52 8.8 osh-native mut+alloc+free+gc+exit
237 164 72 63.9 _bin/cxx-opt+nopool/osh mut+alloc
211 151 60 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 128 76 46.5 osh-native-souffle mut+alloc
211 135 76 48.3 osh-native-souffle mut+alloc+free
174 117 57 8.3 osh-native-souffle mut+alloc+free+gc
174 118 55 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 8 1 3.5 dash -
20 18 2 4.5 bash -
18 17 2 3.5 zsh -
18 12 6 13.1 bumpleak/osh mut
21 15 6 13.4 _bin/cxx-opt+bumproot/osh mut
20 11 9 12.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 14 7 10.7 osh-native mut+alloc
23 20 2 11.0 osh-native mut+alloc+free
23 15 8 9.0 osh-native mut+alloc+free+gc
24 16 8 9.0 osh-native mut+alloc+free+gc+exit
25 17 8 12.7 _bin/cxx-opt+nopool/osh mut+alloc
26 20 5 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 8 10.6 osh-native-souffle mut+alloc
21 14 8 10.6 osh-native-souffle mut+alloc+free
22 11 11 8.5 osh-native-souffle mut+alloc+free+gc
22 16 7 8.7 osh-native-souffle mut+alloc+free+gc+exit