gptzfsboot doesn't like change (failure after swapping drives)
Paul Wootton
paul at fletchermoorland.co.uk
Tue Jul 28 08:42:06 UTC 2009
George Hartzell wrote:
> Paul Wootton writes:
> > Stefan Bethke wrote:
> > > Am 23.07.2009 um 04:37 schrieb George Hartzell:
> > >
> > >> I've been playing around with building an 8.0BETA2 system with
> > >> everything on a single zfs filesystem (I'll get fancier later) on a
> > >> zpool that is a 4 disk raidz.
> > >
> > > Quite a few people had no luck with booting from RAIDZ volumes at
> > > all. (Single disks and mirrors seem to work fine.) See this thread:
> > > http://lists.freebsd.org/pipermail/freebsd-fs/2009-July/006466.html
> > >
> > >
> > > Stefan
> > >
> > I've been trying on and off for a few months now to get a raidz pack to
> > boot and a few days ago finally got a working setup.
> >
> > I have a 3 disk raidz pack. I've only set zfs_load="YES" in
> > /boot/loader.conf. All the mountpoints are set to none and I am using
> > /etc/fstab instead. I have the root of the working filing system as a
> > zfs volume, and not in the base of the pool
> >
> > zboot 7.31G 201G 18K none (this never gets mounted)
> > zboot/root 65.4M 201G 65.4M none (this gets mounted as /)
> > zboot/tmp 27K 201G 27K none (this gets mounted as /tmp)
> > zboot/usr 7.21G 201G 7.21G none (this gets mounted as /usr)
> > zboot/var 35.4M 201G 35.4M none (this gets mounted as /var)
>
> If you don't have any important data on it, and don't mind having to
> recreate it, it'd be interesting to try to boot it with one drive
> pulled.
>
> I'll bet that you can't, even though you'll be able to see the pool if
> you boot from some fixit media.
>
> I'll also bet that you still won't be able to boot once you reinsert
> the drive.
>
> g
I tried pulling one of the drives. You were correct that the pack would
not boot.
However, if I put that drive back in, I can boot from the pack with out
a problem.
I didn't try booting to a FixIt mode and checking the state of the pack
though
Paul
-----------------------------------------------------------------------------------
Fletcher Moorland Limited is a company registered in England and Wales.
Registration number: 2984467.
Registered office: Elenora Street, Stoke on Trent, Staffordshire, ST4 1QG.
VAT Registration number: 478730606
Telephone: 01782 411021 | Fax: 01782 744470 | http://www.fletchermoorland.co.uk
More information about the freebsd-current
mailing list