Date: Mon, 5 Feb 2001 19:30:44 +0100 From: Michael Aronsen <mar@netcentralen.dk> To: "'fs@freebsd.org'" <fs@freebsd.org> Subject: SV: Extremely large (70TB) File system/server planning Message-ID: <9164771DDCABD3118333005004E9446E2B7784@mother.netcentralen.dk>
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How about an SGI system - XFS is claimed to have no size limit? //Michael Aronsen -----Oprindelig meddelelse----- Fra: Kurt J. Lidl [mailto:lidl@pix.net] Sendt: 5. februar 2001 19:21 Til: Matt Dillon; Michael C . Wu Cc: Mitch Collinsworth; hackers@FreeBSD.ORG; fs@FreeBSD.ORG Emne: Re: Extremely large (70TB) File system/server planning On Mon, Feb 05, 2001 at 09:50:35AM -0800, Matt Dillon wrote: > :70TB is the size of the sum of all files, access or no access. > :(They still want to maintain accessibility even though the chances are slim.) > > This doesn't sound like something you can just throw together with > off-the-shelf PCs and still have something reliable to show for it. > You need a big honking RAID system - maybe a NetApp, maybe something > else. You have to look at the filesystem and file size limitations > of the unit and the client(s). NetApp's biggest box can "only" handle 6TB of data, currently, using the latest and greatest software. They claim (and I believe them) that 12TB will be the limit later this year. > So FreeBSD could be used as an NFS client, but probably not a server > for your application. Considering the number of disks you need to > manage, something like a NetApp or other completely self contained > RAID-5-capable system for handling the disks is mandatory. Netapps are actually RAID-4 (dedicated parity disk), not RAID-5 (parity data is recorded across all drives). -Kurt To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-fs" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-fs" in the body of the message
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