Date: Thu, 14 Sep 2006 11:50:02 -0700 From: Skylar Thompson <skylar@cs.earlham.edu> To: Bill Moran <wmoran@collaborativefusion.com> Cc: Frank Bonnet <f.bonnet@esiee.fr>, freebsd-questions@freebsd.org Subject: Re: SCSI vs. SATA (was Re: Upgrading our mail server) Message-ID: <4509A45A.9060409@cs.earlham.edu> In-Reply-To: <20060914114608.e130c6a0.wmoran@collaborativefusion.com> References: <45096C88.4030203@esiee.fr> <20060914111843.91BC.GERARD@seibercom.net> <4509768C.5030602@esiee.fr> <20060914114608.e130c6a0.wmoran@collaborativefusion.com>
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This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enigCE4EC8392A7BCE2A3A3FB846 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Bill Moran wrote: > > Has anyone every verified whether or not SATA has the problems that pla= gued > ATA? Such as crappy quality and lying caches? > > Personally, I still demand SCSI on production servers because it still > seems as if: > a) The performance is still better > b) The reliability is still better > > But I haven't taken a comprehensive look at the SATA offerings. It als= o > seems as if SATA is more limiting. Most SCSI cards can support 16 > devices, does SATA have similar offerings? I know it's not common, but= > if you need that many spindles, you need them! I've used 15-drive SATA Promise arrays with some success. They come in both Fibre Channel and SCSI varieties, and are about $10k with 400GB SATA drives. I've run them up to ~170MB/s with RAID-5, which is more than enough for me. You get the best of both the SATA and SCSI/FC worlds.= --=20 -- Skylar Thompson (skylar@cs.earlham.edu) -- http://www.cs.earlham.edu/~skylar/ --------------enigCE4EC8392A7BCE2A3A3FB846 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.3 (SunOS) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFFCaRasc4yyULgN4YRAmgMAJ9+Ks2juSADrUFtu1uaPDj1P18rzgCfebkE lFj6ZSPLOuNDrtPdbOQQC+I= =Eigo -----END PGP SIGNATURE----- --------------enigCE4EC8392A7BCE2A3A3FB846--
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