Some mmap observations compared to Linux 2.6/OpenBSD
talon at lpthe.jussieu.fr
Fri Oct 24 04:27:49 PDT 2003
> Yes, it would appear this is a legacy thing that existed in the original
> 1994 import of the BSD 4.4 Lite source. Both FreeBSD and NetBSD still
> use this technique, but OpenBSD changed to using Red-Black trees back in
> Feb 2002.
What is more interesting is to look at the actual benchmark results in
in particular the section about mmap benchmarks, the only one where
OpenBSD shines. However as soon as touching pages is benchmarked
OpenBSD fails very much.
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