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 18.0 476,737 1,282 6 409,280 5 204,640 osh-native
parse.configure-cpython 32 4 10 12.0 17.7 476,737 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 153 20 69 41.1 45.9 1,653,325 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 138 23 62 44.6 49.8 1,653,324 4,764 12 1,030,664 6 769,416 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,928 180 2 75,252 1 37,626 osh-native
parse.abuild 8 1 1 2.6 8.1 101,928 180 2 75,122 1 37,561 osh-native-souffle
ex.compute-fib 28 0 2 2.4 8.0 584,193 22,608 12 50,000 0 2,903 osh-native
ex.compute-fib 22 0 2 2.4 7.5 584,193 22,608 12 50,000 0 2,841 osh-native-souffle
ex.bashcomp-parse-help 183 0 4 10.3 8.5 995,274 12,911 21 50,000 0 3,891 osh-native
ex.bashcomp-parse-help 175 0 4 10.3 8.4 995,273 12,911 21 50,000 0 3,831 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,343 270 3 85,488 1 42,744 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,343 270 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
7 3 3 1.6 dash -
24 23 0 3.1 bash -
104 60 50 3.5 zsh -
16 8 8 28.9 bumpleak/osh mut
20 19 0 28.6 _bin/cxx-opt+bumproot/osh mut
22 18 4 29.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 22 7 25.2 osh-native mut+alloc
31 23 8 25.7 osh-native mut+alloc+free
36 28 8 18.0 osh-native mut+alloc+free+gc
36 28 8 18.1 osh-native mut+alloc+free+gc+exit
42 11 31 32.5 _bin/cxx-opt+nopool/osh mut+alloc
47 35 12 22.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 22 4 24.9 osh-native-souffle mut+alloc
28 16 12 25.2 osh-native-souffle mut+alloc+free
32 28 4 17.7 osh-native-souffle mut+alloc+free+gc
33 21 12 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
21 21 0 1.4 dash -
78 70 8 3.1 bash -
375 207 190 3.5 zsh -
48 44 4 84.0 bumpleak/osh mut
59 54 4 85.8 _bin/cxx-opt+bumproot/osh mut
70 49 20 87.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 76 20 73.6 osh-native mut+alloc
106 59 47 75.1 osh-native mut+alloc+free
153 140 12 45.9 osh-native mut+alloc+free+gc
158 154 4 46.0 osh-native mut+alloc+free+gc+exit
137 78 59 99.5 _bin/cxx-opt+nopool/osh mut+alloc
226 210 16 61.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 63 24 73.0 osh-native-souffle mut+alloc
94 78 16 75.0 osh-native-souffle mut+alloc+free
138 122 16 49.8 osh-native-souffle mut+alloc+free+gc
142 126 16 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 3.0 bash -
8 4 4 3.3 zsh -
6 6 0 12.1 bumpleak/osh mut
6 3 3 12.7 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 3 5 10.0 osh-native mut+alloc
9 4 4 10.1 osh-native mut+alloc+free
9 0 9 8.5 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 7 0 9.8 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
8 8 0 8.1 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 -
28 28 0 2.8 bash -
24 20 4 3.3 zsh -
19 14 5 32.7 bumpleak/osh mut
26 26 0 32.8 _bin/cxx-opt+bumproot/osh mut
27 15 11 32.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.3 osh-native mut+alloc
37 26 11 26.5 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 35.9 _bin/cxx-opt+nopool/osh mut+alloc
36 28 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 18 11 25.8 osh-native-souffle mut+alloc
31 23 8 26.3 osh-native-souffle mut+alloc+free
22 18 4 7.5 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
73 73 0 3.0 bash -
168 112 56 55.8 bumpleak/osh mut
180 136 44 55.3 _bin/cxx-opt+bumproot/osh mut
193 114 79 56.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 129 81 47.1 osh-native mut+alloc
218 133 85 48.8 osh-native mut+alloc+free
183 146 36 8.5 osh-native mut+alloc+free+gc
182 137 44 8.9 osh-native mut+alloc+free+gc+exit
233 134 99 62.9 _bin/cxx-opt+nopool/osh mut+alloc
211 143 68 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
201 113 88 46.6 osh-native-souffle mut+alloc
209 132 76 48.3 osh-native-souffle mut+alloc+free
175 126 49 8.4 osh-native-souffle mut+alloc+free+gc
174 107 67 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 3.4 dash -
20 13 6 4.5 bash -
18 13 6 3.5 zsh -
19 15 5 12.8 bumpleak/osh mut
19 17 2 13.7 _bin/cxx-opt+bumproot/osh mut
19 13 7 12.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 14 8 10.9 osh-native mut+alloc
22 12 10 11.1 osh-native mut+alloc+free
22 14 9 9.0 osh-native mut+alloc+free+gc
23 16 8 9.0 osh-native mut+alloc+free+gc+exit
24 7 18 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 20 5 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 18 1 10.5 osh-native-souffle mut+alloc
21 11 11 10.5 osh-native-souffle mut+alloc+free
21 13 8 8.7 osh-native-souffle mut+alloc+free+gc
21 10 12 8.5 osh-native-souffle mut+alloc+free+gc+exit