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 3 9 12.1 18.0 476,737 1,282 6 409,280 5 204,640 osh-native
parse.configure-cpython 33 4 9 12.0 17.7 476,737 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 176 26 90 41.1 45.7 1,653,325 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 144 24 66 44.6 49.7 1,653,324 4,764 12 1,030,664 6 769,416 osh-native-souffle
parse.abuild 10 1 1 2.6 8.5 101,928 180 2 75,252 1 37,626 osh-native
parse.abuild 9 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 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 8.8 995,274 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
6 6 0 1.6 dash -
24 19 4 3.0 bash -
105 65 46 3.4 zsh -
16 16 0 29.5 bumpleak/osh mut
20 20 0 28.5 _bin/cxx-opt+bumproot/osh mut
22 22 0 29.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 25 4 25.2 osh-native mut+alloc
32 24 8 25.7 osh-native mut+alloc+free
36 31 4 18.0 osh-native mut+alloc+free+gc
36 32 4 18.1 osh-native mut+alloc+free+gc+exit
44 32 12 32.5 _bin/cxx-opt+nopool/osh mut+alloc
50 49 0 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 19 8 24.8 osh-native-souffle mut+alloc
29 17 13 25.3 osh-native-souffle mut+alloc+free
33 18 14 17.7 osh-native-souffle mut+alloc+free+gc
33 25 8 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 22 0 1.6 dash -
78 70 8 3.1 bash -
377 227 170 3.7 zsh -
48 44 4 84.0 bumpleak/osh mut
60 51 8 85.5 _bin/cxx-opt+bumproot/osh mut
71 58 12 85.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 63 35 73.6 osh-native mut+alloc
106 81 24 75.1 osh-native mut+alloc+free
176 168 8 45.7 osh-native mut+alloc+free+gc
176 160 16 46.1 osh-native mut+alloc+free+gc+exit
138 86 51 97.5 _bin/cxx-opt+nopool/osh mut+alloc
256 220 36 60.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
90 54 35 73.0 osh-native-souffle mut+alloc
97 65 32 75.0 osh-native-souffle mut+alloc+free
144 124 20 49.7 osh-native-souffle mut+alloc+free+gc
164 147 16 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 0 7 3.3 zsh -
6 6 0 10.9 bumpleak/osh mut
6 6 0 12.4 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 10.0 osh-native mut+alloc
9 9 0 10.0 osh-native mut+alloc+free
10 3 6 8.5 osh-native mut+alloc+free+gc
10 10 0 8.7 osh-native mut+alloc+free+gc+exit
12 12 0 11.2 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 9 0 8.1 osh-native-souffle mut+alloc+free+gc
8 4 4 8.1 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 11 0 1.4 dash -
28 28 0 3.0 bash -
24 24 0 3.3 zsh -
18 18 0 31.2 bumpleak/osh mut
26 22 4 33.0 _bin/cxx-opt+bumproot/osh mut
27 27 0 32.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.3 osh-native mut+alloc
39 30 9 26.9 osh-native mut+alloc+free
28 24 4 7.9 osh-native mut+alloc+free+gc
28 28 0 7.9 osh-native mut+alloc+free+gc+exit
55 47 8 36.2 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 23 8 26.0 osh-native-souffle mut+alloc
33 20 12 26.2 osh-native-souffle mut+alloc+free
22 17 4 7.5 osh-native-souffle mut+alloc+free+gc
22 17 4 7.5 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 68 4 3.1 bash -
169 104 64 55.5 bumpleak/osh mut
180 143 37 56.0 _bin/cxx-opt+bumproot/osh mut
193 116 76 55.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 107 103 47.0 osh-native mut+alloc
219 146 73 48.7 osh-native mut+alloc+free
183 147 36 8.8 osh-native mut+alloc+free+gc
183 126 57 8.9 osh-native mut+alloc+free+gc+exit
234 154 79 63.9 _bin/cxx-opt+nopool/osh mut+alloc
207 143 64 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 120 84 46.6 osh-native-souffle mut+alloc
215 123 91 48.4 osh-native-souffle mut+alloc+free
175 119 56 8.4 osh-native-souffle mut+alloc+free+gc
177 120 56 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 8 2 3.5 dash -
20 20 0 4.5 bash -
18 9 10 3.4 zsh -
20 10 10 12.5 bumpleak/osh mut
20 12 8 12.1 _bin/cxx-opt+bumproot/osh mut
21 19 2 13.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 20 1 11.1 osh-native mut+alloc
23 17 6 11.1 osh-native mut+alloc+free
22 14 9 9.0 osh-native mut+alloc+free+gc
23 16 7 9.0 osh-native mut+alloc+free+gc+exit
25 18 8 12.6 _bin/cxx-opt+nopool/osh mut+alloc
26 20 6 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 16 6 10.5 osh-native-souffle mut+alloc
22 20 2 10.6 osh-native-souffle mut+alloc+free
21 20 2 8.7 osh-native-souffle mut+alloc+free+gc
22 16 6 8.7 osh-native-souffle mut+alloc+free+gc+exit