Date: Fri, 24 Oct 2003 13:27:40 +0200 From: Michel TALON <talon@lpthe.jussieu.fr> To: freebsd-hackers@freebsd.org Subject: Re: Some mmap observations compared to Linux 2.6/OpenBSD Message-ID: <20031024112740.GA20599@lpthe.jussieu.fr>
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> 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 http://bulk.fefe.de/scalability/ 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. -- Michel TALON
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