Date: Mon, 14 May 2007 07:32:04 -0500 From: Eric Anderson <anderson@freebsd.org> To: David Cramblett <david@functionalchaos.net> Cc: freebsd-hackers@freebsd.org Subject: Re: System Drops to manual mount root prompt after HDD duplication Message-ID: <464856C4.2020600@freebsd.org> In-Reply-To: <4647D88D.5060404@functionalchaos.net> References: <4640EAD0.3020502@mesd.k12.or.us> <4647D88D.5060404@functionalchaos.net>
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On 05/13/07 22:33, David Cramblett wrote: > My FreeBSD 5.2.1 server had a 4.5 GB HDD. I decided to upgrade it with > a larger drive. I installed a new drive on the second IDE channel which > made it ad2, of course, my original drive was ad0. I created a > partition, boot loader and matching slices on the new drive. Then I > copied the old drive to the new drive using tar. Once finished, I > removed the original drive and installed the new one on the primary > channel. When I booted up everything appeared normal, but when the > system starts to mount "/" it gives no error or warning and just drops > to a "Manual mount root specification" prompt. If I type "ufs:ad0s1a" > it boots up and everything is perfect. This is the same slice "/" was > on the old drive as well. > > > I have tried the following with no success: > > Checked /etc/fstab > > boot0cfg -v -B ad0 > > bsdlabel -B ad0s1 > > tried booting from a cd, going into post install config, fdisk, and set > the partition as bootable, it already was. > > Since upgrading the hard disk, I have upgraded the system to 5.5 and > then to 6.2. This system has been working great for over a week now, > just have this boot problem. > > > -------------- > > Here is my fstab: > > /dev/ad0s1b none swap sw 0 0 > /dev/ad0s1a / ufs rw 1 1 > > -------------- > > Output from bsdlabel > # bsdlabel ad0s1 > > # /dev/ad0s1: > 8 partitions: > # size offset fstype [fsize bsize bps/cpg] > a: 585018626 1048576 4.2BSD 2048 16384 28552 > b: 1048576 0 swap > c: 586067202 0 unused 0 0 # "raw" part, > don't edit Could it be because your root partition is not at offset 0? Eric
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