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 33 4 10 12.0 17.7 476,737 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 152 20 68 41.1 45.9 1,653,325 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 143 22 58 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 8.4 101,928 180 2 75,252 1 37,626 osh-native
parse.abuild 8 1 1 2.6 8.3 101,928 180 2 75,122 1 37,561 osh-native-souffle
ex.compute-fib 28 0 1 2.4 8.0 584,193 22,608 12 50,000 0 2,903 osh-native
ex.compute-fib 22 0 1 2.4 7.6 584,193 22,608 12 50,000 0 2,841 osh-native-souffle
ex.bashcomp-parse-help 185 0 3 10.3 8.7 995,274 12,911 21 50,000 0 3,891 osh-native
ex.bashcomp-parse-help 176 0 3 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 6 0 1.4 dash -
23 19 4 3.1 bash -
105 69 42 3.4 zsh -
17 13 4 28.3 bumpleak/osh mut
19 19 0 29.1 _bin/cxx-opt+bumproot/osh mut
22 15 7 30.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
31 19 11 25.3 osh-native mut+alloc
31 13 18 25.7 osh-native mut+alloc+free
35 31 4 18.0 osh-native mut+alloc+free+gc
36 24 12 18.2 osh-native mut+alloc+free+gc+exit
43 12 32 32.3 _bin/cxx-opt+nopool/osh mut+alloc
48 32 16 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 19 8 24.9 osh-native-souffle mut+alloc
28 20 8 25.4 osh-native-souffle mut+alloc+free
33 29 4 17.7 osh-native-souffle mut+alloc+free+gc
33 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 -
77 73 4 2.9 bash -
376 220 178 3.5 zsh -
47 34 13 85.6 bumpleak/osh mut
60 48 12 85.2 _bin/cxx-opt+bumproot/osh mut
71 62 8 86.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 76 20 73.6 osh-native mut+alloc
105 62 43 75.4 osh-native mut+alloc+free
152 125 27 45.9 osh-native mut+alloc+free+gc
158 130 28 46.0 osh-native mut+alloc+free+gc+exit
138 98 39 98.4 _bin/cxx-opt+nopool/osh mut+alloc
219 179 40 60.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 59 28 73.2 osh-native-souffle mut+alloc
96 60 36 74.9 osh-native-souffle mut+alloc+free
143 127 16 49.7 osh-native-souffle mut+alloc+free+gc
141 121 20 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 0 2 1.4 dash -
6 6 0 3.0 bash -
8 0 8 3.3 zsh -
6 6 0 12.3 bumpleak/osh mut
6 3 3 10.7 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.0 osh-native mut+alloc
8 4 4 10.2 osh-native mut+alloc+free
9 9 0 8.4 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
11 11 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 7 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
8 0 8 8.3 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 1.6 dash -
29 25 4 2.9 bash -
24 24 0 3.1 zsh -
18 18 0 30.8 bumpleak/osh mut
26 22 4 33.0 _bin/cxx-opt+bumproot/osh mut
27 27 0 33.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.3 osh-native mut+alloc
38 34 4 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
54 38 15 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 32 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 15 15 26.0 osh-native-souffle mut+alloc
31 20 12 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
21 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
72 72 0 3.3 bash -
169 120 48 53.7 bumpleak/osh mut
180 128 52 55.5 _bin/cxx-opt+bumproot/osh mut
195 127 67 56.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 128 84 47.1 osh-native mut+alloc
219 150 69 48.7 osh-native mut+alloc+free
185 104 80 8.7 osh-native mut+alloc+free+gc
183 147 36 8.8 osh-native mut+alloc+free+gc+exit
233 150 83 62.6 _bin/cxx-opt+nopool/osh mut+alloc
210 150 59 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 131 75 46.6 osh-native-souffle mut+alloc
212 120 92 48.3 osh-native-souffle mut+alloc+free
176 120 56 8.4 osh-native-souffle mut+alloc+free+gc
175 127 48 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 6 4 3.4 dash -
20 17 3 4.5 bash -
18 11 7 3.5 zsh -
19 15 5 12.5 bumpleak/osh mut
20 13 7 12.5 _bin/cxx-opt+bumproot/osh mut
22 20 3 14.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 18 3 10.7 osh-native mut+alloc
22 10 13 11.0 osh-native mut+alloc+free
22 20 3 9.0 osh-native mut+alloc+free+gc
22 20 3 9.0 osh-native mut+alloc+free+gc+exit
24 12 13 12.6 _bin/cxx-opt+nopool/osh mut+alloc
25 17 8 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 7 10.6 osh-native-souffle mut+alloc
21 19 2 10.7 osh-native-souffle mut+alloc+free
21 21 0 8.7 osh-native-souffle mut+alloc+free+gc
21 11 11 8.7 osh-native-souffle mut+alloc+free+gc+exit