Date: Tue, 07 Mar 2006 14:45:08 +0100 From: Volker <volker@vwsoft.com> To: "Patrick M. Hausen" <hausen@punkt.de> Cc: freebsd-stable@freebsd.org, JoaoBR <joao@matik.com.br> Subject: Re: Fresh install on gmirror'ed disks? Message-ID: <440D8E64.7010500@vwsoft.com> In-Reply-To: <20060307132221.GC69143@hugo10.ka.punkt.de> References: <440D74B3.3030309@vwsoft.com> <200603070939.30032.joao@matik.com.br> <20060307124548.GB69143@hugo10.ka.punkt.de> <440D8319.3090109@vwsoft.com> <20060307132221.GC69143@hugo10.ka.punkt.de>
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Patrick, On 2006-03-07 14:22, Patrick M. Hausen wrote: > Hello! > > On Tue, Mar 07, 2006 at 01:56:57PM +0100, Volker wrote: >> Patrick, >> >> On 2006-03-07 13:45, Patrick M. Hausen wrote: >> ..... >> >>> Are there instructions on how to do this to mirror a slice instead of >>> an entire disk? >>> >>> Thanks, >>> Patrick >> Yes, Ralf S. Engelschall created a good guide: >> http://people.freebsd.org/~rse/mirror/ >> >> See 'GEOM mirror Approach 2: Single Slice, Preferred, More Flexible' > > I _know_. This guide was first mentioned by me in this thread. > But it assumes > > - install > - boot > - create mirror on second disk > - copy data > - reboot > - sync mirror > > Now Joao said, creating a mirrored disk can be done from > the "emergency holographic shell" at install time. OK, fine. > Spares the copying. > > My question was: can I create a mirrored slice instead of > a mirrored disk without copying the data at install time from > the emergency shell? Otherwise I will still have to use Ralf's > instructions, which are a bit more work to follow. > > Thanks, > Patrick As far as I understand Joao's solution, he's mentioning disc mirroring (disc in a whole). When using slice mirroring I don't see a simple solution and RSE's paper is the only way to go. Anybody please correct me if I'm wrong. Greetings, Volker
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