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 37 4 11 12.1 18.0 476,737 1,282 6 409,280 5 204,640 osh-native
parse.configure-cpython 34 4 10 12.0 17.4 476,737 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 159 24 75 41.1 45.9 1,653,325 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 141 24 64 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 8.1 101,928 180 2 75,122 1 37,561 osh-native-souffle
ex.compute-fib 29 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 7.6 584,193 22,608 12 50,000 0 2,841 osh-native-souffle
ex.bashcomp-parse-help 184 0 4 10.3 8.8 995,274 12,911 21 50,000 0 3,891 osh-native
ex.bashcomp-parse-help 174 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 8.4 116,343 270 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 1.6 dash -
24 19 4 3.1 bash -
105 60 51 3.4 zsh -
16 12 4 29.2 bumpleak/osh mut
19 15 4 28.2 _bin/cxx-opt+bumproot/osh mut
22 13 9 29.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 12 17 25.2 osh-native mut+alloc
31 16 16 25.7 osh-native mut+alloc+free
37 33 4 18.0 osh-native mut+alloc+free+gc
37 25 12 18.2 osh-native mut+alloc+free+gc+exit
44 24 20 33.1 _bin/cxx-opt+nopool/osh mut+alloc
49 48 0 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 12 24.8 osh-native-souffle mut+alloc
29 16 12 25.3 osh-native-souffle mut+alloc+free
34 21 13 17.4 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
21 21 0 1.4 dash -
79 78 0 3.1 bash -
387 193 214 3.7 zsh -
49 44 4 85.1 bumpleak/osh mut
59 51 8 84.7 _bin/cxx-opt+bumproot/osh mut
70 55 16 86.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 66 31 73.4 osh-native mut+alloc
105 77 27 75.3 osh-native mut+alloc+free
159 135 24 45.9 osh-native mut+alloc+free+gc
163 127 36 46.1 osh-native mut+alloc+free+gc+exit
139 99 39 99.0 _bin/cxx-opt+nopool/osh mut+alloc
239 211 28 61.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 60 28 73.2 osh-native-souffle mut+alloc
97 72 24 74.9 osh-native-souffle mut+alloc+free
141 116 24 49.7 osh-native-souffle mut+alloc+free+gc
146 121 24 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 2.9 bash -
8 8 0 3.1 zsh -
6 3 3 10.7 bumpleak/osh mut
7 3 3 11.7 _bin/cxx-opt+bumproot/osh mut
8 8 0 12.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.1 osh-native mut+alloc
9 9 0 9.8 osh-native mut+alloc+free
9 5 5 8.4 osh-native mut+alloc+free+gc
9 6 3 8.7 osh-native mut+alloc+free+gc+exit
12 4 8 11.6 _bin/cxx-opt+nopool/osh mut+alloc
12 4 8 9.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
8 4 4 8.1 osh-native-souffle mut+alloc+free+gc
9 3 6 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 1.4 dash -
29 29 0 2.9 bash -
24 16 8 3.3 zsh -
19 18 0 32.5 bumpleak/osh mut
26 22 4 31.7 _bin/cxx-opt+bumproot/osh mut
28 24 4 33.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.2 osh-native mut+alloc
39 23 15 26.7 osh-native mut+alloc+free
29 24 4 8.0 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
54 38 15 36.2 _bin/cxx-opt+nopool/osh mut+alloc
39 35 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 11 18 26.0 osh-native-souffle mut+alloc
31 19 12 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
21 21 0 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 -
168 120 48 54.7 bumpleak/osh mut
181 108 72 55.9 _bin/cxx-opt+bumproot/osh mut
195 131 64 56.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 139 72 47.1 osh-native mut+alloc
218 142 75 48.8 osh-native mut+alloc+free
184 147 36 8.8 osh-native mut+alloc+free+gc
182 118 63 8.8 osh-native mut+alloc+free+gc+exit
232 134 98 64.0 _bin/cxx-opt+nopool/osh mut+alloc
211 143 68 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 122 81 46.6 osh-native-souffle mut+alloc
213 128 84 48.3 osh-native-souffle mut+alloc+free
174 131 44 8.4 osh-native-souffle mut+alloc+free+gc
174 113 61 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 6 4 3.4 dash -
20 11 9 4.3 bash -
18 13 5 3.5 zsh -
18 13 5 13.1 bumpleak/osh mut
21 8 13 13.2 _bin/cxx-opt+bumproot/osh mut
20 13 7 13.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 11 11 11.0 osh-native mut+alloc
23 21 2 11.0 osh-native mut+alloc+free
22 21 2 9.0 osh-native mut+alloc+free+gc
23 16 7 9.0 osh-native mut+alloc+free+gc+exit
25 11 15 12.6 _bin/cxx-opt+nopool/osh mut+alloc
25 17 9 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 18 3 10.6 osh-native-souffle mut+alloc
21 18 4 10.7 osh-native-souffle mut+alloc+free
21 13 9 8.4 osh-native-souffle mut+alloc+free+gc
22 13 9 8.7 osh-native-souffle mut+alloc+free+gc+exit