Date: Tue, 28 Jul 2009 09:41:54 +0100 From: Paul Wootton <paul@fletchermoorland.co.uk> To: hartzell@alerce.com Cc: freebsd-current@freebsd.org, Stefan Bethke <stb@lassitu.de> Subject: Re: gptzfsboot doesn't like change (failure after swapping drives) Message-ID: <4A6EB9D2.9060707@fletchermoorland.co.uk> In-Reply-To: <19048.37509.297550.851269@already.local> References: <19047.52443.164412.363239@already.local> <1E3C4A20-1B89-4C8C-912E-3CA99A427452@lassitu.de> <4A68898C.8070701@fletchermoorland.co.uk> <19048.37509.297550.851269@already.local>
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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
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