Date: Thu, 21 Jul 2011 22:35:31 -0700 From: Artem Belevich <art@freebsd.org> To: Geoffrey Mainland <mainland@apeiron.net> Cc: freebsd-fs@freebsd.org Subject: Re: Can't get 8.2-STABLE to boot from ZFS v28 with ashift=12 Message-ID: <CAFqOu6h8xZ=x%2BcP4JdEkWchphmTDABBrcrvEjj2hBwbx008rHA@mail.gmail.com> In-Reply-To: <CACWnFeyuB7DbKRf_LoU1GtTON%2BUDwWvzrYs8Bxi_=qYCNKNhVQ@mail.gmail.com> References: <CACWnFeyuB7DbKRf_LoU1GtTON%2BUDwWvzrYs8Bxi_=qYCNKNhVQ@mail.gmail.com>
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On Thu, Jul 21, 2011 at 9:12 PM, Geoffrey Mainland <mainland@apeiron.net> wrote:
> I'm trying to get a system up and running with a couple new WD EARS
> drives on 8.2-STABLE (built July 20, so it has ZFS v28 support). I'd
> like to be able to boot from a ZFS pool where I've used the gnop trick
> when creating the pool to make sure ZFS accesses my drive in 4k chunks.
> Booting from ZFS without using gnop (so ashift=9) works beautifully, but
> when I use the gnop trick to create the pool (ashfit=12), ZFS booting
> doesn't work at all. I have a script to build my pool with and without
> using gnop. Without gnop, I create the pool like this:
>
> zpool create $TANK gpt/${DISK0} gpt/${DISK1}
>
> With gnop, the pool is created like this:
>
> gnop create -S 4096 gpt/${DISK0}
> gnop create -S 4096 gpt/${DISK1}
> zpool create $TANK gpt/${DISK0}.nop gpt/${DISK1}.nop
>
> zpool export $TANK
>
> gnop destroy gpt/${DISK0}.nop
> gnop destroy gpt/${DISK1}.nop
>
> zpool import $TANK
>
> Other than this, the pools are set up identically by the script.
>
> Without gnop I'm golden. With gnop, on boot I get the spinner and then
> the computer reboots (it looks like boot0 fails).
>
> Any ideas what might be going on?
Did you install updated bootloader, too? If not, you probably will
have trouble booting.
--Artem
>
> Thanks,
> Geoff
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