Date: Thu, 21 Mar 2002 19:16:34 +0300 (MSK) From: Dmitry Morozovsky <marck@rinet.ru> To: David Greenman <dg@root.com> Cc: "Brian T.Schellenberger" <bts@babbleon.org>, Matthew Dillon <dillon@apollo.backplane.com>, "Steve O'Hara-Smith" <steve@sohara.org>, <mrcpu@internetcds.com>, <clash@tasam.com>, <questions@FreeBSD.ORG>, <stable@FreeBSD.ORG> Subject: Re: Problems with large disk. (> 1 TB) Message-ID: <20020321191258.J64325-100000@woozle.rinet.ru> In-Reply-To: <20020321071754.D96231@nexus.root.com>
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On Thu, 21 Mar 2002, David Greenman wrote: DG> >No, this has been mentioned multiple times in this thread: DG> > DG> > slices won't help. If the disk is > 1TB, then you can't slice it, dice it, DG> > or do anything else with it. You just can't use it with FreeBSD, period. DG> > DG> >However, from what I gather here, if you concatenated separate physical disks DG> >to make a single logical disk, and if each file system used large block DG> >sizes, that *might* work. DG> DG> Nope. Neither the physical nor logical disk can be greater than 1TB. Using DG> Vinum or ccd is not a work-around for this problem. Now, *if* you had a DG> hardware RAID system that could present it's storage to the host as multiple DG> LUNs that were each < 1TB (each one showing up as seperate physical disk DG> devices), then you could use it with FreeBSD, but that's not what has been DG> discussed here. Not that exactly, maybe I'd not clear enough... Suppose you have bunch of currently available 160G disks. AFAICC we *can* split eacho of them into 2 partitions of 80G each, and then stripe/RAID5 these into two 560G (thus allowed) RAID5 vinum. Or did I miss something? Sincerely, D.Marck [DM5020, DM268-RIPE, DM3-RIPN] ------------------------------------------------------------------------ *** Dmitry Morozovsky --- D.Marck --- Wild Woozle --- marck@rinet.ru *** ------------------------------------------------------------------------ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message
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