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 17.8 476,737 1,282 6 409,280 5 204,640 osh-native
parse.configure-cpython 32 3 9 12.0 17.7 476,737 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 165 25 80 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 49.5 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 8.3 101,928 180 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 7.7 584,193 22,608 12 50,000 0 2,841 osh-native-souffle
ex.bashcomp-parse-help 184 0 3 10.3 8.8 995,274 12,911 21 50,000 0 3,891 osh-native
ex.bashcomp-parse-help 176 0 3 10.3 8.3 995,273 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 8.5 116,343 270 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 -
25 21 4 3.1 bash -
106 62 51 3.3 zsh -
17 16 0 28.0 bumpleak/osh mut
19 19 0 28.4 _bin/cxx-opt+bumproot/osh mut
24 24 0 29.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 21 8 25.0 osh-native mut+alloc
32 24 8 25.7 osh-native mut+alloc+free
35 23 12 17.8 osh-native mut+alloc+free+gc
36 32 4 18.2 osh-native mut+alloc+free+gc+exit
43 23 19 32.6 _bin/cxx-opt+nopool/osh mut+alloc
50 34 15 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 22 4 24.8 osh-native-souffle mut+alloc
29 16 12 25.2 osh-native-souffle mut+alloc+free
32 28 4 17.7 osh-native-souffle mut+alloc+free+gc
33 24 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 21 0 1.4 dash -
78 74 4 3.1 bash -
385 213 194 3.7 zsh -
50 45 4 85.5 bumpleak/osh mut
59 51 8 86.3 _bin/cxx-opt+bumproot/osh mut
70 58 12 84.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 64 32 73.6 osh-native mut+alloc
105 85 20 75.4 osh-native mut+alloc+free
165 149 16 45.9 osh-native mut+alloc+free+gc
173 153 20 46.1 osh-native mut+alloc+free+gc+exit
139 95 44 98.1 _bin/cxx-opt+nopool/osh mut+alloc
250 206 44 61.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 54 33 73.1 osh-native-souffle mut+alloc
95 47 47 75.0 osh-native-souffle mut+alloc+free
141 120 20 49.5 osh-native-souffle mut+alloc+free+gc
153 129 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 0 7 3.3 zsh -
6 6 0 11.1 bumpleak/osh mut
7 4 4 12.0 _bin/cxx-opt+bumproot/osh mut
8 8 0 12.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.0 osh-native mut+alloc
10 6 3 10.1 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
12 4 8 11.6 _bin/cxx-opt+nopool/osh mut+alloc
13 13 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.8 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
8 4 4 8.3 osh-native-souffle mut+alloc+free+gc
8 8 0 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
10 10 0 1.4 dash -
29 29 0 2.9 bash -
23 19 4 3.1 zsh -
18 15 4 30.9 bumpleak/osh mut
26 22 4 32.0 _bin/cxx-opt+bumproot/osh mut
28 24 4 31.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.2 osh-native mut+alloc
38 19 19 26.6 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
54 34 19 36.2 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 15 15 26.0 osh-native-souffle mut+alloc
32 20 12 26.2 osh-native-souffle mut+alloc+free
22 18 4 7.7 osh-native-souffle mut+alloc+free+gc
22 18 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 69 4 2.9 bash -
170 111 59 55.8 bumpleak/osh mut
181 101 80 55.9 _bin/cxx-opt+bumproot/osh mut
196 148 48 56.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 137 76 47.1 osh-native mut+alloc
219 134 85 48.8 osh-native mut+alloc+free
184 148 36 8.8 osh-native mut+alloc+free+gc
184 115 68 8.5 osh-native mut+alloc+free+gc+exit
235 159 76 64.5 _bin/cxx-opt+nopool/osh mut+alloc
213 137 76 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 130 75 46.6 osh-native-souffle mut+alloc
212 160 52 48.3 osh-native-souffle mut+alloc+free
176 114 63 8.3 osh-native-souffle mut+alloc+free+gc
176 128 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 9 1 3.5 dash -
20 12 8 4.3 bash -
18 11 8 3.4 zsh -
18 15 3 13.4 bumpleak/osh mut
21 10 11 13.3 _bin/cxx-opt+bumproot/osh mut
22 15 7 13.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 12 9 11.1 osh-native mut+alloc
22 13 10 11.1 osh-native mut+alloc+free
22 17 5 8.9 osh-native mut+alloc+free+gc
23 22 1 9.2 osh-native mut+alloc+free+gc+exit
25 15 10 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 16 10 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 17 4 10.6 osh-native-souffle mut+alloc
21 8 14 10.7 osh-native-souffle mut+alloc+free
21 10 11 8.5 osh-native-souffle mut+alloc+free+gc
22 11 12 8.7 osh-native-souffle mut+alloc+free+gc+exit