Date: Tue, 12 Mar 2002 09:49:53 +1030 From: Greg Lehey <grog@FreeBSD.org> To: Tillman Hodgson <tillman@hodgsonhouse.com> Cc: Jason Borkowsky <jcborkow@tcpns.com>, questions@freebsd.org Subject: Re: Using VINUM to do RAID-1 disk mirroring Message-ID: <20020312094953.T36158@wantadilla.lemis.com> In-Reply-To: <20020311105807.B7625@hodgsonhouse.com> References: <Pine.BSF.4.44.0203111127290.3699-100000@bemused.tcpns.com> <20020311105807.B7625@hodgsonhouse.com>
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On Monday, 11 March 2002 at 10:58:08 -0600, Tillman Hodgson wrote: > On Mon, Mar 11, 2002 at 11:37:41AM -0500, Jason Borkowsky wrote: >> I have two FreeBSD machines, both containing a pair of identical hard >> drives. I am looking to set up vinum to mirror the hard drives, and am not >> having any success. I have searched the FreeBSD archives, the vinum website, >> and other websites as well. >> >> Here is what I've found so far: >> >> Each drive needs to have the file system type changed from FreeBSD to vinum. >> I have done this no problem. (A side question I have about this is will this >> affect me if I reboot the machine or am an single user mode? What effects >> does changing the file system type have?) >> >> So now I have two drives, /dev/ad0s1 and /dev/ad2s1 (IDE devices). FreeBSD >> calls partition "c:" the complete drive, so on one drive (the drive I want >> mirrored), I have all my file partitions. On the drive I want to mirror to, >> I only have one partition, c:, which is the whole drive. Before I mirror, do >> I need to set up identical partitions? According to the man pages, it seems >> I don't have to. >> >> Now, in the man pages, under "Simplified Configuration", it states that to >> mirror a drive, all I need to do is: >> >> vinum -> mirror -v /dev/ad0s1c /dev/ad2s1c > > Try: > http://www.matts.org/vinum.shtml > > Keep in mind tha with vinum the mirror command doesn't specify Unix > devices (i.e. /dev/ad0s1c), it specifies vinum *drives*. No, it specifies partitions. /dev/ad0s1g would be a good choice. Greg -- When replying to this message, please copy the original recipients. If you don't, I may ignore the reply. For more information, see http://www.lemis.com/questions.html See complete headers for address and phone numbers To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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