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 34 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 17.4 476,737 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 148 20 65 41.1 45.9 1,653,325 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 132 22 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 21 0 1 2.4 7.6 584,193 22,608 12 50,000 0 2,841 osh-native-souffle
ex.bashcomp-parse-help 181 0 3 10.3 8.5 995,274 12,911 21 50,000 0 3,891 osh-native
ex.bashcomp-parse-help 172 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 8.9 116,343 270 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 3.0 bash -
104 62 48 3.3 zsh -
16 12 4 28.2 bumpleak/osh mut
19 14 5 30.2 _bin/cxx-opt+bumproot/osh mut
23 15 7 29.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 11 18 25.3 osh-native mut+alloc
30 21 9 25.6 osh-native mut+alloc+free
34 21 13 18.1 osh-native mut+alloc+free+gc
35 27 8 18.0 osh-native mut+alloc+free+gc+exit
44 32 12 32.0 _bin/cxx-opt+nopool/osh mut+alloc
47 35 12 21.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 9 17 24.8 osh-native-souffle mut+alloc
27 14 14 25.3 osh-native-souffle mut+alloc+free
32 20 12 17.4 osh-native-souffle mut+alloc+free+gc
32 32 0 17.8 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 73 4 3.1 bash -
378 224 176 3.5 zsh -
49 44 4 84.4 bumpleak/osh mut
60 55 4 84.5 _bin/cxx-opt+bumproot/osh mut
71 67 4 86.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 60 36 73.6 osh-native mut+alloc
104 68 36 75.3 osh-native mut+alloc+free
148 132 16 45.9 osh-native mut+alloc+free+gc
153 129 24 46.0 osh-native mut+alloc+free+gc+exit
139 98 41 98.0 _bin/cxx-opt+nopool/osh mut+alloc
215 171 44 61.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 47 39 73.2 osh-native-souffle mut+alloc
94 77 16 74.9 osh-native-souffle mut+alloc+free
132 92 40 49.7 osh-native-souffle mut+alloc+free+gc
137 100 36 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 6 0 11.6 bumpleak/osh mut
6 6 0 10.9 _bin/cxx-opt+bumproot/osh mut
7 4 4 12.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.0 osh-native mut+alloc
8 8 0 10.2 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 5 5 8.8 osh-native mut+alloc+free+gc+exit
11 6 6 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 4 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.8 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
8 4 4 8.1 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 7 3 1.6 dash -
29 28 0 3.0 bash -
23 23 0 3.3 zsh -
19 19 0 32.5 bumpleak/osh mut
25 21 4 32.6 _bin/cxx-opt+bumproot/osh mut
27 23 4 33.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.5 osh-native mut+alloc
37 20 16 26.6 osh-native mut+alloc+free
28 24 4 7.9 osh-native mut+alloc+free+gc
27 23 4 7.7 osh-native mut+alloc+free+gc+exit
53 32 20 36.0 _bin/cxx-opt+nopool/osh mut+alloc
36 36 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 21 8 25.8 osh-native-souffle mut+alloc
31 22 9 26.2 osh-native-souffle mut+alloc+free
21 17 4 7.6 osh-native-souffle mut+alloc+free+gc
22 22 0 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 73 0 3.1 bash -
168 100 68 54.8 bumpleak/osh mut
180 124 56 54.5 _bin/cxx-opt+bumproot/osh mut
194 154 40 55.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 112 100 47.1 osh-native mut+alloc
215 151 64 48.6 osh-native mut+alloc+free
181 133 47 8.5 osh-native mut+alloc+free+gc
183 127 56 8.7 osh-native mut+alloc+free+gc+exit
231 162 69 63.5 _bin/cxx-opt+nopool/osh mut+alloc
208 148 60 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 147 56 46.6 osh-native-souffle mut+alloc
205 113 93 48.4 osh-native-souffle mut+alloc+free
172 100 72 8.4 osh-native-souffle mut+alloc+free+gc
172 120 52 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 8 2 3.5 dash -
19 13 7 4.3 bash -
17 16 2 3.5 zsh -
17 13 5 13.0 bumpleak/osh mut
21 12 9 13.0 _bin/cxx-opt+bumproot/osh mut
20 11 9 13.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
20 15 6 11.0 osh-native mut+alloc
22 7 16 11.3 osh-native mut+alloc+free
22 17 6 8.9 osh-native mut+alloc+free+gc
22 16 6 9.0 osh-native mut+alloc+free+gc+exit
24 16 8 12.7 _bin/cxx-opt+nopool/osh mut+alloc
24 15 10 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 9 12 10.6 osh-native-souffle mut+alloc
21 16 6 10.6 osh-native-souffle mut+alloc+free
21 12 9 8.7 osh-native-souffle mut+alloc+free+gc
21 19 3 8.7 osh-native-souffle mut+alloc+free+gc+exit