Date: Mon, 04 Jun 2007 18:07:31 -0500 From: Tim Daneliuk <tundra@tundraware.com> To: Kris Kennaway <kris@obsecurity.org> Cc: freebsd-questions@freebsd.org Subject: Re: New != Faster Message-ID: <46649B33.6040107@tundraware.com> In-Reply-To: <20070604223021.GA31853@rot13.obsecurity.org> References: <466451CA.6020108@tundraware.com> <4664572A.4060003@freebsd.org> <3aaaa3a0706041254r257e1480g872faa6e504df6dc@mail.gmail.com> <20070604223021.GA31853@rot13.obsecurity.org>
next in thread | previous in thread | raw e-mail | index | archive | help
Kris Kennaway wrote: > On Mon, Jun 04, 2007 at 08:54:50PM +0100, Chris wrote: >> On 04/06/07, Colin Percival <cperciva@freebsd.org> wrote: >> both of these have been confirmed numerous times by different people >> so sweeping them under the carpet and saying they simply not true >> would be wrong. > > My detailed measurements of disk performance and those of others I am > aware of contradicts your claim: 6.x equals or outperforms 4.x on disk > I/O (depends on driver) and filesystem I/O. The only true part of it > is the "under QUOTA" part, which as you know from past discussions, is > still under Giant in 6.x. As you also know, there is a patch to > address this which is awaiting user testing. Have you tested it yet? > > Kris Kris - It's been awhile since I tracked -current, so forgive me if this is a stupid question but ... Is it the case that the 6.x drivers are all now SMP-safe or do some still live under GIANT? -- ---------------------------------------------------------------------------- Tim Daneliuk tundra@tundraware.com PGP Key: http://www.tundraware.com/PGP/
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?46649B33.6040107>