Date: Thu, 25 Jan 2007 20:17:30 -0500 From: Mike Jakubik <mikej@rogers.com> To: freebsd-geom@FreeBSD.ORG, Oles Hnatkevych <don_oles@able.com.ua> Subject: Re: gmirror existing installation? Message-ID: <45B956AA.9000803@rogers.com> In-Reply-To: <200701251424.l0PEOkGh016221@lurza.secnetix.de> References: <200701251424.l0PEOkGh016221@lurza.secnetix.de>
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Oliver Fromme wrote: > Oles Hnatkevych wrote: > > There's a simple way of gmirroring existing installation. > > > > > sysctl kern.geom.debugflags=16 # allow writing to a live filesystem > > > gmirror label -v gm0 /dev/ad0 > > > # edit /etc/fstab, chane to /dev/mirror/gm0... slices > > > # add "geom_mirror_load=YES" to /boot/loader.conf > > > # reboot > > > gmirror insert gm0 /dev/ad1 > > I don't recommend to do it that way. It is better to first > create the mirror on the second (unused) disk, label and > newfs it, then copy the system from ad0 to gm0, then boot > from gm0 on the second disk and insert the first disk into > the mirror. > Exactly why is this better? It's certainly much more time consuming...
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