unsupported feature: com.delfix and can't find pool by guid after old STABLE10.0-to-RELENG10.0 upgrade
Karli.Sjoberg at slu.se
Tue Nov 11 14:27:41 UTC 2014
On Tue, 2014-11-11 at 08:23 -0600, Mark Felder wrote:
> On Tue, Nov 11, 2014, at 02:10, Zeus Panchenko wrote:
> > Xin Li <delphij at delphij.net> wrote:
> > > > So, is there any way to fix that and what is it at all? Is it
> > > > because of switching from stable to releng? I'm giving up in
> > > > attempts to revive it ...
> > >
> > > Yes! For now you can use a FreeBSD 10.1-RC4 disc to boot and rescue
> > > your system.
> > may you be moe specific, please
> > what can I do? just to boot from FreeBSD 10.1-RC4 or I can fix the system
> > somehow?
> > > If you would not mind to wait for a few more days -- we will have
> > > 10.1-RELEASE really soon.
> > do you mind to boot from 10.1-RELEASE and rebuild world?
> All you should need to do is boot FreeBSD 10.1-RC4 and apply the newer
> bootcode and put the newer kernel on the system.
> If this is a zfs-on-root install you may have problems with importing
> the zpool and getting access to your data. I would advice you import the
> zpool with the -N option
> -N Import the pool without mounting any file systems.
> This will prevent it from automatically mounting filesytems on top of
> the LiveCD OS you're booted into and causing major problems.
> After you've done this, change your /boot filesystem to somewhere
> new/accessbile that won't conflict with the running OS and copy in the
> kernel. The process will look something like this:
> zpool import -N tank
> zfs set mountpoint=/newboot /tank/boot
> zfs mount /tank/boot
> mv /newboot/kernel /newboot/kernel.old
> cp -R /boot/kernel /tank/boot/
> zfs umount /tank/boot
> zfs set mountpoint=/boot tank/boot
> gpart bootcode -b /boot/pmbr -p /boot/gptboot -i 1 ada0
> Good luck!
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ZFS filesystems are written without prefix, no?
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