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 36 3 9 12.0 18.1 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 3 9 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 143 22 58 44.5 49.6 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 138 24 60 45.9 51.0 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 8 1 1 2.6 8.5 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 9 1 2 2.4 8.1 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 1 2.1 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 181 0 3 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 173 0 3 10.3 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,311 277 3 85,110 1 42,555 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
6 3 3 1.4 dash -
23 19 4 2.9 bash -
105 59 53 3.3 zsh -
16 12 4 29.2 bumpleak/osh mut
20 16 4 28.5 _bin/cxx-opt+bumproot/osh mut
22 11 11 29.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 25 4 25.0 osh-native mut+alloc
31 15 15 25.6 osh-native mut+alloc+free
36 36 0 18.1 osh-native mut+alloc+free+gc
36 35 0 18.0 osh-native mut+alloc+free+gc+exit
43 24 20 32.1 _bin/cxx-opt+nopool/osh mut+alloc
48 39 8 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.6 osh-native-souffle mut+alloc
29 14 14 25.2 osh-native-souffle mut+alloc+free
33 15 18 17.4 osh-native-souffle mut+alloc+free+gc
33 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 1.6 dash -
78 78 0 3.3 bash -
375 226 170 3.7 zsh -
49 40 8 85.3 bumpleak/osh mut
59 43 16 85.6 _bin/cxx-opt+bumproot/osh mut
71 47 24 86.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 64 32 73.4 osh-native mut+alloc
105 70 35 75.4 osh-native mut+alloc+free
143 111 32 49.6 osh-native mut+alloc+free+gc
148 136 12 50.3 osh-native mut+alloc+free+gc+exit
136 92 44 97.9 _bin/cxx-opt+nopool/osh mut+alloc
198 178 20 68.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 54 35 73.2 osh-native-souffle mut+alloc
95 51 44 75.0 osh-native-souffle mut+alloc+free
138 109 28 51.0 osh-native-souffle mut+alloc+free+gc
142 118 24 51.5 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 1.3 dash -
6 6 0 2.9 bash -
8 7 0 3.3 zsh -
6 6 0 11.1 bumpleak/osh mut
6 3 3 10.7 _bin/cxx-opt+bumproot/osh mut
8 8 0 12.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 9.8 osh-native mut+alloc
8 0 8 10.1 osh-native mut+alloc+free
8 4 4 8.5 osh-native mut+alloc+free+gc
9 6 3 8.5 osh-native mut+alloc+free+gc+exit
12 4 8 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 8 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 4 4 9.6 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
9 9 0 8.1 osh-native-souffle mut+alloc+free+gc
9 4 4 8.0 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 1.6 dash -
28 28 0 3.0 bash -
24 12 12 3.4 zsh -
19 8 11 32.4 bumpleak/osh mut
26 22 4 33.1 _bin/cxx-opt+bumproot/osh mut
28 21 7 31.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.3 osh-native mut+alloc
37 25 12 26.6 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 20 8 7.9 osh-native mut+alloc+free+gc+exit
54 35 19 35.7 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 17 13 26.0 osh-native-souffle mut+alloc
31 17 13 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
22 21 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
74 70 4 3.0 bash -
171 103 67 55.1 bumpleak/osh mut
182 138 43 55.0 _bin/cxx-opt+bumproot/osh mut
194 130 63 56.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
209 152 56 47.4 osh-native mut+alloc
216 156 60 49.1 osh-native mut+alloc+free
181 120 60 8.7 osh-native mut+alloc+free+gc
181 132 48 8.8 osh-native mut+alloc+free+gc+exit
231 151 80 64.4 _bin/cxx-opt+nopool/osh mut+alloc
208 152 56 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 115 87 46.9 osh-native-souffle mut+alloc
208 136 72 48.6 osh-native-souffle mut+alloc+free
173 106 67 8.3 osh-native-souffle mut+alloc+free+gc
174 134 39 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 15 5 4.5 bash -
18 9 9 3.5 zsh -
19 6 13 12.5 bumpleak/osh mut
19 13 6 11.8 _bin/cxx-opt+bumproot/osh mut
20 13 7 12.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 13 9 11.1 osh-native mut+alloc
21 13 9 11.1 osh-native mut+alloc+free
22 15 7 9.0 osh-native mut+alloc+free+gc
23 13 10 9.2 osh-native mut+alloc+free+gc+exit
24 17 8 12.7 _bin/cxx-opt+nopool/osh mut+alloc
24 21 4 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 16 4 10.5 osh-native-souffle mut+alloc
21 16 6 10.7 osh-native-souffle mut+alloc+free
21 14 8 8.7 osh-native-souffle mut+alloc+free+gc
21 16 6 8.7 osh-native-souffle mut+alloc+free+gc+exit