Date: Sat, 11 Jul 2009 07:29:26 -0700 (PDT) From: Barney Cordoba <barney_cordoba@yahoo.com> To: Matt Smith <freebsd@xtaz.co.uk>, Kamigishi Rei <spambox@haruhiism.net> Cc: freebsd-current@freebsd.org Subject: Re: Disk devices changed after upgrade to current Message-ID: <245714.27770.qm@web63908.mail.re1.yahoo.com>
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=0A=0A--- On Sat, 7/11/09, Kamigishi Rei <spambox@haruhiism.net> wrote:=0A= =0A> From: Kamigishi Rei <spambox@haruhiism.net>=0A> Subject: Re: Disk devi= ces changed after upgrade to current=0A> To: "Matt Smith" <freebsd@xtaz.co.= uk>=0A> Cc: freebsd-current@freebsd.org=0A> Date: Saturday, July 11, 2009, = 10:23 AM=0A> Matt Smith wrote:=0A> > I have just upgraded my system from 7.= 2 to 8.0 using a=0A> source based=0A> > upgrade. After rebooting it for the= first time the=0A> server unfortunately=0A> > failed to come back up. I ha= d a look at the console=0A> and found that it was=0A> > failing to find the= root device and prompting me for=0A> it. By manually=0A> > entering it I m= anaged to boot the server and could=0A> then see the problem.=0A> > =0A> > = In the 7.2 fstab my root partition and swap space were=0A> ad4s1a and ad4s1= b=0A> > but after booting the 8.0 kernel these seem to have=0A> changed to = ad4a and=0A> > ad4b so I set the new names in the fstab and it's now=0A> wo= rking fine. I read=0A> > through the UPDATING file before I did this but I= =0A> couldn't see any warnings=0A> > that this may occur. The only entry th= at's possibly=0A> relevant is 20090320=0A> > talking about GEOM_PART.=0A> >= =A0=A0=A0=0A> If you check June'09 archives, you'll find out that there=0A>= already was a question about this, coming from a person with=0A> FreeBSD i= nstalled on a dangerously dedicated disk.=0A> Are you sure you aren't using= a DDD (a drive that has no=0A> DOS/GPT partition tables, just the bsdlabel= )?=0A> =0A> --=0A> Kamigishi Rei=0A=0AThis, unfortunately, is a common prob= lem. There are devices detected in 8 that are not detected in 7 (or vice ve= rsa). You can try disabling acpi but that causes different problems. I wasn= 't able to get 7 and 8 synced in terms of detecting disks no matter what se= ttings I used.=0A=0ABarney=0A=0A=0A
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