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 18.0 476,737 1,282 6 409,280 5 204,640 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,737 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 163 23 77 41.1 45.8 1,653,325 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 146 23 67 44.6 49.7 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 29 0 2 2.4 8.1 584,193 22,608 12 50,000 0 2,903 osh-native
ex.compute-fib 24 0 2 2.4 7.5 584,193 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 175 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 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 7 0 1.4 dash -
23 23 0 3.1 bash -
105 57 53 3.4 zsh -
17 9 9 29.6 bumpleak/osh mut
19 15 4 29.0 _bin/cxx-opt+bumproot/osh mut
22 18 4 28.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 21 8 25.2 osh-native mut+alloc
32 27 4 25.6 osh-native mut+alloc+free
35 23 12 18.0 osh-native mut+alloc+free+gc
36 32 4 18.0 osh-native mut+alloc+free+gc+exit
43 20 23 32.6 _bin/cxx-opt+nopool/osh mut+alloc
50 34 15 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.6 osh-native-souffle mut+alloc
29 24 4 25.2 osh-native-souffle mut+alloc+free
32 28 4 17.6 osh-native-souffle mut+alloc+free+gc
34 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 21 0 1.6 dash -
78 78 0 3.1 bash -
374 215 180 3.5 zsh -
49 41 8 85.6 bumpleak/osh mut
58 43 16 84.6 _bin/cxx-opt+bumproot/osh mut
70 54 15 85.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 65 32 73.6 osh-native mut+alloc
107 79 28 75.3 osh-native mut+alloc+free
163 143 20 45.8 osh-native mut+alloc+free+gc
165 145 20 46.1 osh-native mut+alloc+free+gc+exit
138 79 59 99.0 _bin/cxx-opt+nopool/osh mut+alloc
229 185 44 60.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 64 24 73.2 osh-native-souffle mut+alloc
97 56 40 75.0 osh-native-souffle mut+alloc+free
146 133 12 49.7 osh-native-souffle mut+alloc+free+gc
147 127 20 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 2 0 1.3 dash -
6 6 0 2.8 bash -
8 4 4 3.3 zsh -
6 0 6 12.2 bumpleak/osh mut
7 0 7 11.5 _bin/cxx-opt+bumproot/osh mut
7 4 4 10.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.0 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
9 5 5 8.5 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 4 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 4 4 9.6 osh-native-souffle mut+alloc+free
8 8 0 8.1 osh-native-souffle mut+alloc+free+gc
9 9 0 8.3 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 1.4 dash -
28 28 0 2.9 bash -
24 20 4 3.3 zsh -
19 11 8 32.5 bumpleak/osh mut
26 22 4 33.0 _bin/cxx-opt+bumproot/osh mut
28 24 4 31.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.5 osh-native mut+alloc
38 25 13 26.6 osh-native mut+alloc+free
29 24 4 8.1 osh-native mut+alloc+free+gc
28 28 0 8.1 osh-native mut+alloc+free+gc+exit
53 24 29 36.5 _bin/cxx-opt+nopool/osh mut+alloc
37 29 7 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 11 19 26.0 osh-native-souffle mut+alloc
32 16 16 26.3 osh-native-souffle mut+alloc+free
24 20 4 7.5 osh-native-souffle mut+alloc+free+gc
22 18 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
74 70 4 3.1 bash -
168 104 64 55.5 bumpleak/osh mut
182 118 63 56.0 _bin/cxx-opt+bumproot/osh mut
195 151 44 56.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 143 68 47.0 osh-native mut+alloc
220 112 108 48.7 osh-native mut+alloc+free
181 132 48 8.8 osh-native mut+alloc+free+gc
185 120 64 8.7 osh-native mut+alloc+free+gc+exit
233 128 104 63.5 _bin/cxx-opt+nopool/osh mut+alloc
209 145 64 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 147 56 46.5 osh-native-souffle mut+alloc
212 156 56 48.3 osh-native-souffle mut+alloc+free
175 126 49 8.3 osh-native-souffle mut+alloc+free+gc
175 131 44 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 9 1 3.4 dash -
20 14 6 4.5 bash -
18 13 5 3.5 zsh -
20 10 10 12.7 bumpleak/osh mut
20 12 9 11.6 _bin/cxx-opt+bumproot/osh mut
20 13 7 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 12 11 10.9 osh-native mut+alloc
23 17 6 11.1 osh-native mut+alloc+free
22 19 4 9.0 osh-native mut+alloc+free+gc
23 18 5 9.0 osh-native mut+alloc+free+gc+exit
25 22 3 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 17 8 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 17 3 10.6 osh-native-souffle mut+alloc
22 12 11 10.5 osh-native-souffle mut+alloc+free
21 14 8 8.7 osh-native-souffle mut+alloc+free+gc
22 11 11 8.5 osh-native-souffle mut+alloc+free+gc+exit