Date: Thu, 26 Aug 2004 15:14:15 -0500 From: Josh Paetzel <josh@tcbug.org> To: Chuck Swiger <cswiger@mac.com> Cc: isp@freebsd.org Subject: Re: Performance RAID setup... Message-ID: <200408261514.15896.josh@tcbug.org> In-Reply-To: <412E35B2.7080003@mac.com> References: <GMEEINAOJAINFLGLEJNFCEODCJAA.mitch@bitblock.com> <412E35B2.7080003@mac.com>
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On Thursday 26 August 2004 14:10, you wrote: > Mitch (bitblock) wrote: > [ ... ] > > > One floating consideration is the hard drive configuration and > > the relative performance. > > > > I could go with 6 73GB 15000 RPM drives in two RAID 5 sets, or I > > could go with 6 146GB 10000RPM drives in RAID mirrors. > > > > The goal is to provide a NFS / SAMBA server for 4 - 20 > > application servers. > > > > Anyone have any value for dollar comments? > > Unless your volumes are read-only, or close to it, RAID-10 (or > "-1,0") will give you significantly better write performance than > RAID-5. You might also give small SAN devices a thought; in > particular, the Xserve RAID box has a very good price/performance > point. > > I don't have experience with the SRCU42L SCSI controller, so you > might want to do a search about it and FreeBSD, and/or ask your > vendor. Of course the Xserve RAID is IDE drives only to the best of my knowledge. ;) -- Thanks, Josh Paetzel
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