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 18.1 476,737 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 154 20 69 41.1 45.8 1,653,325 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 133 21 56 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 28 0 1 2.4 7.9 584,193 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 183 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 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
6 6 0 1.6 dash -
23 23 0 3.1 bash -
105 50 60 3.4 zsh -
16 12 4 29.8 bumpleak/osh mut
19 19 0 30.2 _bin/cxx-opt+bumproot/osh mut
22 15 7 30.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 22 7 25.0 osh-native mut+alloc
32 16 16 25.6 osh-native mut+alloc+free
35 27 8 18.1 osh-native mut+alloc+free+gc
36 16 20 18.2 osh-native mut+alloc+free+gc+exit
43 35 8 31.9 _bin/cxx-opt+nopool/osh mut+alloc
46 34 11 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 23 4 24.6 osh-native-souffle mut+alloc
29 16 12 25.3 osh-native-souffle mut+alloc+free
32 20 12 17.6 osh-native-souffle mut+alloc+free+gc
33 16 16 17.6 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 1.6 dash -
77 73 4 3.3 bash -
375 175 220 3.4 zsh -
49 44 4 84.8 bumpleak/osh mut
59 51 8 84.8 _bin/cxx-opt+bumproot/osh mut
70 66 4 85.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 74 23 73.4 osh-native mut+alloc
106 70 35 75.4 osh-native mut+alloc+free
154 134 20 45.8 osh-native mut+alloc+free+gc
155 135 20 46.1 osh-native mut+alloc+free+gc+exit
138 99 39 98.9 _bin/cxx-opt+nopool/osh mut+alloc
217 196 20 60.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 35 54 73.2 osh-native-souffle mut+alloc
96 60 36 75.1 osh-native-souffle mut+alloc+free
133 117 16 49.7 osh-native-souffle mut+alloc+free+gc
138 107 32 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 1.4 dash -
6 6 0 3.0 bash -
8 8 0 3.3 zsh -
6 3 3 10.3 bumpleak/osh mut
6 3 3 10.9 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.1 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 4 4 8.7 osh-native mut+alloc+free+gc+exit
11 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 7 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.8 osh-native-souffle mut+alloc
8 0 8 9.7 osh-native-souffle mut+alloc+free
8 4 4 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
10 7 3 1.6 dash -
28 24 4 2.9 bash -
23 20 4 3.3 zsh -
19 15 4 32.4 bumpleak/osh mut
26 26 0 32.8 _bin/cxx-opt+bumproot/osh mut
27 16 12 32.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.3 osh-native mut+alloc
37 32 4 26.7 osh-native mut+alloc+free
28 28 0 7.9 osh-native mut+alloc+free+gc
28 27 0 8.0 osh-native mut+alloc+free+gc+exit
53 32 20 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 22 7 26.0 osh-native-souffle mut+alloc
31 19 12 26.3 osh-native-souffle mut+alloc+free
22 18 4 7.7 osh-native-souffle mut+alloc+free+gc
22 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 69 4 3.1 bash -
168 112 56 54.7 bumpleak/osh mut
180 120 60 56.1 _bin/cxx-opt+bumproot/osh mut
194 129 64 56.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 154 57 47.0 osh-native mut+alloc
218 146 71 48.9 osh-native mut+alloc+free
183 135 48 8.8 osh-native mut+alloc+free+gc
180 128 52 8.8 osh-native mut+alloc+free+gc+exit
231 179 52 64.1 _bin/cxx-opt+nopool/osh mut+alloc
209 149 60 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 139 64 46.7 osh-native-souffle mut+alloc
211 109 101 48.3 osh-native-souffle mut+alloc+free
174 126 47 8.3 osh-native-souffle mut+alloc+free+gc
174 107 67 8.5 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 14 7 4.5 bash -
18 12 6 3.4 zsh -
19 11 8 11.3 bumpleak/osh mut
20 7 13 12.5 _bin/cxx-opt+bumproot/osh mut
20 11 9 12.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 7 14 11.1 osh-native mut+alloc
22 20 2 11.1 osh-native mut+alloc+free
22 17 6 9.0 osh-native mut+alloc+free+gc
22 18 5 9.0 osh-native mut+alloc+free+gc+exit
25 14 11 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 12 14 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 8 13 10.6 osh-native-souffle mut+alloc
21 20 2 10.7 osh-native-souffle mut+alloc+free
21 14 7 8.7 osh-native-souffle mut+alloc+free+gc
21 13 9 8.5 osh-native-souffle mut+alloc+free+gc+exit