Date: Fri, 10 Jul 2009 17:58:45 +1200 From: Tom Munro Glass <gentoo@tmgcon.com> To: Anton Shterenlikht <mexas@bristol.ac.uk> Cc: freebsd-questions@freebsd.org Subject: Re: How to add a slice and partition to a mirror Message-ID: <200907101758.46002.gentoo@tmgcon.com> In-Reply-To: <20090709225246.GA91508@mech-cluster238.men.bris.ac.uk> References: <200907101012.56788.gentoo@tmgcon.com> <20090709225246.GA91508@mech-cluster238.men.bris.ac.uk>
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On Fri, 10 Jul 2009 10:52:46 Anton Shterenlikht wrote: > On Fri, Jul 10, 2009 at 10:12:56AM +1200, Tom Munro Glass wrote: > > I have a FreeBSD 7.2 system that had two 37GB mirrored SCSI drives. These > > contained a single slice filling the disk with separate partitions for > > swap, /, /var, /usr and /home. > > > > Yesterday one of the drives had a catastrophic failure - no problem, the > > system still worked on one drive as it is supposed to. I have purchased > > two new 74GB drives because I need more space. > > > > With just the working 37GB drive connected, I ran: > > > > # gmirror forget gm0 > > > > Then I connected one of the new 74GB drives and ran: > > > > # gmirror insert gm0 /dev/da1 > > > > and the mirror rebuilt itself correctly, but of course only half of the > > new drive is being used. > > > > I've now removed the 37GB drive and run "gmirror forget gm0" again and > > the system is running on the new half used 74GB drive. > > > > How do I define a new slice and partition to fill the second half of this > > drive? > > what is the output of "gpart gm0" ? Did you mean "gpart list gm0"? This gives: gpart: No such geom: gm0 I'm not sure that gpart is supported by the GENERIC kernel - should I have the GEOM_PART_MBR option set, it isn't currently. Regards Tom
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