Date: Fri, 11 Mar 2005 10:39:47 +0100 From: Michael Riexinger <michael.riexinger@de.clara.net> To: Paul Mather <paul@gromit.dlib.vt.edu> Cc: freebsd-geom@freebsd.org Subject: Re: gmirror metadata Message-ID: <42316763.20005@de.clara.net> In-Reply-To: <1110478810.15725.25.camel@zappa.Chelsea-Ct.Org> References: <200503091503.33431.michael.riexinger@de.clara.net> <1110408229.690.8.camel@zappa.Chelsea-Ct.Org> <20050309232448.GA28861@alzatex.com> <200503100931.55627.michael.riexinger@de.clara.net> <1110478810.15725.25.camel@zappa.Chelsea-Ct.Org>
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Paul Mather wrote: > On Thu, 2005-03-10 at 09:31 +0100, Michael Riexinger wrote: > > >>The strange thing is: When I labeled the second drive with gmirror and >>rebooted the machine, the raid bios said something like 'new disk >>detected' and rebooted automatically, and then it put it's own metatata >>on it... > > > That's what I remember happening to me. After attaching the drives and > starting up again, the RAID BIOS declared something about "new disk > detected." Apparently, it also spammed over my geom_mirror metadata > with its own. I guess, for some reason, it wanted to mark the drives as > "unused/unallocated" in any of its RAIDs, rather than taking the more > polite approach of denoting an *absence* of its chosen metadata to > indicate that fact. (I wouldn't have minded so much if I'd explicitly > marked the drives as "spares" or similar, but I didn't want the RAID to > use them at all. Like I said, its behaviour was all very rude.:) > > The LSI MegaRAID IDE 100 card I was using does have an "EPROM > enable/disable" jumper on it to disable the RAID BIOS and make the card > revert (I guess) to a standard IDE controller. However, in that mode, I > couldn't seem to boot from it. That might have more to do with the > finicky Dell BIOS in my system, though... :-( Many many thanks, the board here has such a jumper too, so I think this solves my problem :) Kind regards, Michael Riexinger systems engineer -- claranet gmbh internet service provider tel +49 (0) 69 - 40 80 18 - 300 email: michael.riexinger@de.clara.net http://www.claranet.de/
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