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 35 3 9 12.1 18.1 476,736 1,282 6 409,278 5 204,639 osh-native
parse.configure-cpython 32 3 9 12.0 17.7 476,736 1,282 6 408,778 5 204,389 osh-native-souffle
parse.configure-coreutils 150 19 64 41.1 45.9 1,653,324 4,764 12 1,591,960 7 795,980 osh-native
parse.configure-coreutils 130 21 55 44.6 49.7 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 8.1 101,927 180 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 1 2.4 7.6 584,192 22,608 12 50,000 0 2,840 osh-native-souffle
ex.bashcomp-parse-help 181 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 22 1 2 2.8 8.9 116,342 270 3 85,486 1 42,743 osh-native
ex.abuild-print-help 20 1 2 2.8 8.3 116,342 270 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 -
23 23 0 3.0 bash -
105 69 43 3.4 zsh -
17 16 0 29.5 bumpleak/osh mut
19 19 0 29.5 _bin/cxx-opt+bumproot/osh mut
22 15 7 28.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 14 14 25.2 osh-native mut+alloc
31 15 15 25.7 osh-native mut+alloc+free
35 31 4 18.1 osh-native mut+alloc+free+gc
37 28 8 18.1 osh-native mut+alloc+free+gc+exit
42 31 11 32.1 _bin/cxx-opt+nopool/osh mut+alloc
49 33 16 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 15 11 24.8 osh-native-souffle mut+alloc
28 8 20 25.3 osh-native-souffle mut+alloc+free
32 20 12 17.7 osh-native-souffle mut+alloc+free+gc
32 28 4 17.8 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 1.4 dash -
78 77 0 3.1 bash -
380 222 178 3.5 zsh -
49 41 8 85.7 bumpleak/osh mut
59 47 12 84.4 _bin/cxx-opt+bumproot/osh mut
70 54 16 85.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 71 28 73.6 osh-native mut+alloc
104 72 32 75.3 osh-native mut+alloc+free
150 134 16 45.9 osh-native mut+alloc+free+gc
153 129 23 46.1 osh-native mut+alloc+free+gc+exit
138 93 45 97.5 _bin/cxx-opt+nopool/osh mut+alloc
216 195 20 62.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 41 45 73.0 osh-native-souffle mut+alloc
94 63 31 75.0 osh-native-souffle mut+alloc+free
130 87 43 49.7 osh-native-souffle mut+alloc+free+gc
136 112 24 50.2 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 2.9 bash -
8 4 4 3.1 zsh -
6 3 3 11.6 bumpleak/osh mut
7 3 3 11.8 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.1 osh-native mut+alloc
8 8 0 10.1 osh-native mut+alloc+free
9 4 4 8.5 osh-native mut+alloc+free+gc
9 9 0 8.8 osh-native mut+alloc+free+gc+exit
11 11 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 4 4 9.7 osh-native-souffle mut+alloc
7 4 4 9.6 osh-native-souffle mut+alloc+free
8 0 8 8.1 osh-native-souffle mut+alloc+free+gc
8 8 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
11 10 0 1.6 dash -
28 28 0 3.0 bash -
24 20 4 3.3 zsh -
18 14 5 31.9 bumpleak/osh mut
25 16 8 31.3 _bin/cxx-opt+bumproot/osh mut
28 24 4 33.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.2 osh-native mut+alloc
37 29 8 26.7 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
53 37 16 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 29 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 25 4 25.8 osh-native-souffle mut+alloc
31 26 4 26.3 osh-native-souffle mut+alloc+free
22 21 0 7.6 osh-native-souffle mut+alloc+free+gc
21 21 0 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
73 65 8 3.0 bash -
171 123 48 55.1 bumpleak/osh mut
179 122 57 54.4 _bin/cxx-opt+bumproot/osh mut
194 105 89 56.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 143 68 47.0 osh-native mut+alloc
217 144 72 48.7 osh-native mut+alloc+free
181 126 55 8.8 osh-native mut+alloc+free+gc
182 135 47 8.9 osh-native mut+alloc+free+gc+exit
233 169 64 64.0 _bin/cxx-opt+nopool/osh mut+alloc
211 159 52 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 127 76 46.6 osh-native-souffle mut+alloc
209 142 67 48.3 osh-native-souffle mut+alloc+free
174 133 40 8.3 osh-native-souffle mut+alloc+free+gc
174 130 43 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
9 4 5 3.4 dash -
19 12 8 4.3 bash -
17 6 12 3.5 zsh -
20 6 13 12.6 bumpleak/osh mut
19 18 1 12.3 _bin/cxx-opt+bumproot/osh mut
21 7 15 13.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 11 11 10.9 osh-native mut+alloc
22 17 5 11.3 osh-native mut+alloc+free
22 16 6 8.9 osh-native mut+alloc+free+gc
22 15 8 9.0 osh-native mut+alloc+free+gc+exit
25 12 13 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 19 7 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 17 3 10.5 osh-native-souffle mut+alloc
21 20 2 10.7 osh-native-souffle mut+alloc+free
20 19 2 8.3 osh-native-souffle mut+alloc+free+gc
21 11 11 8.7 osh-native-souffle mut+alloc+free+gc+exit