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 39 6 12 12.1 18.0 476,737 1,282 6 409,280 5 204,640 osh-native
parse.configure-cpython 35 5 11 12.0 17.4 476,737 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 189 29 100 41.1 45.8 1,653,325 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 164 29 84 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 8.7 101,928 180 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 29 0 2 2.4 8.0 584,193 22,608 12 50,000 0 2,903 osh-native
ex.compute-fib 23 0 2 2.4 7.5 584,193 22,608 12 50,000 0 2,841 osh-native-souffle
ex.bashcomp-parse-help 184 0 4 10.3 8.7 995,274 12,911 21 50,000 0 3,891 osh-native
ex.bashcomp-parse-help 175 0 4 10.3 8.3 995,273 12,911 21 50,000 0 3,831 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 8.9 116,343 270 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
6 6 0 1.6 dash -
24 20 4 3.1 bash -
107 68 46 3.4 zsh -
16 16 0 28.9 bumpleak/osh mut
21 12 8 30.4 _bin/cxx-opt+bumproot/osh mut
23 23 0 30.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 11 18 25.0 osh-native mut+alloc
33 16 16 25.7 osh-native mut+alloc+free
39 34 4 18.0 osh-native mut+alloc+free+gc
39 35 4 18.1 osh-native mut+alloc+free+gc+exit
45 24 20 33.4 _bin/cxx-opt+nopool/osh mut+alloc
55 43 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 14 14 24.9 osh-native-souffle mut+alloc
30 21 8 25.3 osh-native-souffle mut+alloc+free
35 27 8 17.4 osh-native-souffle mut+alloc+free+gc
36 32 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 70 8 3.3 bash -
399 225 192 3.7 zsh -
50 41 8 85.4 bumpleak/osh mut
60 56 4 84.5 _bin/cxx-opt+bumproot/osh mut
72 36 36 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 77 20 73.3 osh-native mut+alloc
108 92 16 75.4 osh-native mut+alloc+free
189 173 16 45.8 osh-native mut+alloc+free+gc
197 169 28 46.1 osh-native mut+alloc+free+gc+exit
141 76 64 97.9 _bin/cxx-opt+nopool/osh mut+alloc
274 234 40 61.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
90 55 35 73.2 osh-native-souffle mut+alloc
99 67 31 75.0 osh-native-souffle mut+alloc+free
164 140 24 49.7 osh-native-souffle mut+alloc+free+gc
172 148 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 3.0 bash -
8 4 4 3.3 zsh -
6 6 0 12.2 bumpleak/osh mut
7 3 3 12.0 _bin/cxx-opt+bumproot/osh mut
8 8 0 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 10.1 osh-native mut+alloc
9 0 9 10.1 osh-native mut+alloc+free
9 5 5 8.7 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
13 13 0 9.5 _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 0 8 8.3 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 11 0 1.4 dash -
29 25 4 2.9 bash -
24 20 4 3.3 zsh -
19 7 11 31.1 bumpleak/osh mut
26 22 4 32.2 _bin/cxx-opt+bumproot/osh mut
29 29 0 33.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 33 4 26.3 osh-native mut+alloc
39 23 16 26.7 osh-native mut+alloc+free
29 28 0 8.0 osh-native mut+alloc+free+gc
29 29 0 7.9 osh-native mut+alloc+free+gc+exit
54 27 27 36.0 _bin/cxx-opt+nopool/osh mut+alloc
41 37 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 16 16 26.0 osh-native-souffle mut+alloc
33 7 25 26.2 osh-native-souffle mut+alloc+free
23 23 0 7.5 osh-native-souffle mut+alloc+free+gc
22 18 4 7.3 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 -
170 109 61 53.9 bumpleak/osh mut
181 92 88 56.1 _bin/cxx-opt+bumproot/osh mut
199 99 99 56.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
215 147 67 47.0 osh-native mut+alloc
224 144 80 48.7 osh-native mut+alloc+free
184 128 56 8.7 osh-native mut+alloc+free+gc
185 130 55 8.8 osh-native mut+alloc+free+gc+exit
235 143 92 62.4 _bin/cxx-opt+nopool/osh mut+alloc
215 159 56 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 121 85 46.7 osh-native-souffle mut+alloc
216 156 60 48.3 osh-native-souffle mut+alloc+free
175 103 72 8.3 osh-native-souffle mut+alloc+free+gc
177 148 28 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 3.5 dash -
20 14 7 4.3 bash -
18 18 1 3.4 zsh -
21 18 3 12.5 bumpleak/osh mut
21 14 7 13.9 _bin/cxx-opt+bumproot/osh mut
23 19 4 13.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
23 11 12 11.0 osh-native mut+alloc
23 16 7 11.3 osh-native mut+alloc+free
23 14 9 8.9 osh-native mut+alloc+free+gc
24 19 5 9.0 osh-native mut+alloc+free+gc+exit
25 14 11 12.7 _bin/cxx-opt+nopool/osh mut+alloc
26 19 7 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 13 8 10.6 osh-native-souffle mut+alloc
22 20 3 10.7 osh-native-souffle mut+alloc+free
21 20 2 8.4 osh-native-souffle mut+alloc+free+gc
22 11 12 8.7 osh-native-souffle mut+alloc+free+gc+exit