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 32 3 9 12.0 17.6 476,737 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 162 25 77 41.1 45.8 1,653,325 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 143 23 66 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 8.0 101,928 180 2 75,122 1 37,561 osh-native-souffle
ex.compute-fib 28 0 1 2.4 7.7 584,193 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 181 0 3 10.3 8.9 995,274 12,911 21 50,000 0 3,891 osh-native
ex.bashcomp-parse-help 174 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 8.8 116,343 270 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 3.1 bash -
105 62 49 3.4 zsh -
16 4 12 29.5 bumpleak/osh mut
19 19 0 29.3 _bin/cxx-opt+bumproot/osh mut
22 13 9 28.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 22 7 25.3 osh-native mut+alloc
31 19 12 25.7 osh-native mut+alloc+free
35 22 13 18.0 osh-native mut+alloc+free+gc
36 32 4 18.1 osh-native mut+alloc+free+gc+exit
43 35 8 33.4 _bin/cxx-opt+nopool/osh mut+alloc
49 32 16 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 18 9 24.9 osh-native-souffle mut+alloc
29 20 8 25.2 osh-native-souffle mut+alloc+free
32 32 0 17.6 osh-native-souffle mut+alloc+free+gc
33 33 0 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 18 4 1.4 dash -
77 74 4 3.3 bash -
377 208 191 3.5 zsh -
50 46 4 84.1 bumpleak/osh mut
58 35 23 85.6 _bin/cxx-opt+bumproot/osh mut
71 70 0 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 66 31 73.6 osh-native mut+alloc
105 72 32 75.1 osh-native mut+alloc+free
162 142 20 45.8 osh-native mut+alloc+free+gc
162 142 20 46.0 osh-native mut+alloc+free+gc+exit
137 93 44 97.6 _bin/cxx-opt+nopool/osh mut+alloc
228 204 24 61.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 63 24 73.2 osh-native-souffle mut+alloc
95 58 37 74.9 osh-native-souffle mut+alloc+free
143 131 12 49.5 osh-native-souffle mut+alloc+free+gc
147 123 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 3 3 3.0 bash -
8 8 0 3.4 zsh -
6 3 3 10.5 bumpleak/osh mut
7 7 0 11.9 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.1 osh-native mut+alloc
9 4 4 10.1 osh-native mut+alloc+free
9 0 9 8.5 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
12 0 12 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 4 8 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.6 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
8 4 4 8.0 osh-native-souffle mut+alloc+free+gc
9 4 4 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 10 0 1.4 dash -
29 29 0 3.0 bash -
23 16 8 3.3 zsh -
19 19 0 32.8 bumpleak/osh mut
26 18 7 31.9 _bin/cxx-opt+bumproot/osh mut
28 16 12 32.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 18 18 26.2 osh-native mut+alloc
41 33 7 26.9 osh-native mut+alloc+free
28 24 4 7.7 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
56 43 12 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 36 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 11 19 26.0 osh-native-souffle mut+alloc
31 22 9 26.3 osh-native-souffle mut+alloc+free
22 14 7 7.6 osh-native-souffle mut+alloc+free+gc
21 17 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 73 0 3.1 bash -
167 118 49 55.4 bumpleak/osh mut
180 128 52 55.8 _bin/cxx-opt+bumproot/osh mut
194 85 109 56.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 147 64 47.1 osh-native mut+alloc
215 147 68 48.8 osh-native mut+alloc+free
181 106 74 8.9 osh-native mut+alloc+free+gc
181 102 79 8.8 osh-native mut+alloc+free+gc+exit
233 144 88 63.3 _bin/cxx-opt+nopool/osh mut+alloc
210 138 71 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 127 79 46.7 osh-native-souffle mut+alloc
210 126 83 48.3 osh-native-souffle mut+alloc+free
174 110 63 8.4 osh-native-souffle mut+alloc+free+gc
173 137 36 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 8 1 3.7 dash -
20 13 7 4.5 bash -
18 8 11 3.5 zsh -
19 16 2 11.8 bumpleak/osh mut
22 14 9 13.3 _bin/cxx-opt+bumproot/osh mut
20 11 10 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
20 13 8 11.0 osh-native mut+alloc
22 17 5 11.3 osh-native mut+alloc+free
22 20 3 8.9 osh-native mut+alloc+free+gc
23 20 3 9.0 osh-native mut+alloc+free+gc+exit
25 10 15 12.7 _bin/cxx-opt+nopool/osh mut+alloc
24 19 6 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 19 2 10.6 osh-native-souffle mut+alloc
21 12 9 10.7 osh-native-souffle mut+alloc+free
21 19 3 8.8 osh-native-souffle mut+alloc+free+gc
22 21 1 8.3 osh-native-souffle mut+alloc+free+gc+exit