Date: Tue, 21 Jan 2003 10:25:17 -0800 From: Brooks Davis <brooks@one-eyed-alien.net> To: Dag-Erling Smorgrav <des@ofug.org> Cc: fs@FreeBSD.ORG Subject: Re: RAID alternatives Message-ID: <20030121102517.B10617@Odin.AC.HMC.Edu> In-Reply-To: <xzp4r82y1ol.fsf@flood.ping.uio.no>; from des@ofug.org on Tue, Jan 21, 2003 at 04:15:06PM %2B0100 References: <xzp4r82y1ol.fsf@flood.ping.uio.no>
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--V0207lvV8h4k8FAm Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Jan 21, 2003 at 04:15:06PM +0100, Dag-Erling Smorgrav wrote: > - Hardware RAID (more expensive, but less hassle and possibly higher > performance). The problem here is that IDE RAID controllers don't > seem to support RAID 4 or 5; they only support RAID 0, which is > pointless on its own; RAID 1, which is horribly wasteful; and JBOD, > which is just a fancy name for disk concatenation, and is even more > pointless than RAID 0. The exception seems to be the 3ware 7500 > series - which FreeBSD doesn't seem to support. I'd be happy to be > contradicted :) FreeBSD definatly support the 3ware 7000 series and I'm fairly sure it support the newer ones as well. 3Ware seems to have done the right thing and maintained the API and device IDs across revs so the driver doesn't need changes. -- Brooks --=20 Any statement of the form "X is the one, true Y" is FALSE. PGP fingerprint 655D 519C 26A7 82E7 2529 9BF0 5D8E 8BE9 F238 1AD4 --V0207lvV8h4k8FAm Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.6 (GNU/Linux) Comment: For info see http://www.gnupg.org iD8DBQE+LZCMXY6L6fI4GtQRAl0uAJ4ndCdsi/cJZQdc13pbJwMSYbr/1QCfYtrq fu444M+GK8Z32ot4XALXMJQ= =5rOU -----END PGP SIGNATURE----- --V0207lvV8h4k8FAm-- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-fs" in the body of the message
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