Date: Fri, 18 May 2007 16:25:36 +0100 From: Tom Evans <tevans.uk@googlemail.com> To: "Brian A. Seklecki" <bseklecki@collaborativefusion.com> Cc: freebsd-stable@freebsd.org Subject: Re: Native SATA vs. PATA-emulation - difference? Message-ID: <1179501936.1234.3.camel@zoot.mintel.co.uk> In-Reply-To: <1179500233.41472.220.camel@soundwave.pgh.priv.collaborativefusion.com> References: <20070518090435.GB17241@hugo10.ka.punkt.de> <1179500233.41472.220.camel@soundwave.pgh.priv.collaborativefusion.com>
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[-- Attachment #1 --] On Fri, 2007-05-18 at 10:57 -0400, Brian A. Seklecki wrote: > On Fri, 2007-05-18 at 11:04 +0200, Patrick M. Hausen wrote: > > to UDMA33. I figure, they can safely be ignored? > > > Only if there isn't some massive performance degradation. > ports/benchmarks/bonie++ can tell you that. > > As for the boot loader and your gmirror volumes; it's hard to say. It's > possible that there is some "absolute" or "non-relative" data in there > related to the device and the bus. > > Also: Maybe the geometry of the devices changes between modes? > > Send us the comparable dmesg(8) in both modes? > > ~BAS > On my Intel ICH7 based laptop, switching from SATA/PATA emulation to SATA native mode changes the device of my HD from ad0 to ad4. YMMV [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.7 (FreeBSD) iD8DBQBGTcVslcRvFfyds/cRAtkkAKCuDdWbnNtFJ1QLysB+v4zMe2P6GgCfdv+B HN3uFs6pdTpZ0tldwdX9twM= =07CB -----END PGP SIGNATURE-----help
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