Re: ZFS: amd64, devd, root file system.

On Thursday 12 April 2007 23:16, Joao Barros wrote:
> On 4/12/07, Dag-Erling Smørgrav <des_at_des.no> wrote:
> > "Joao Barros" <joao.barros_at_gmail.com> writes:
> > > The aim is to disconnect the ATA ad0 thus rendering the SATA ad2 to
> > > ad0, something like this:
> > >
> > > ATA channel 0:
> > >    Master:  ad0 <WDC WD3200KS-00PFB0/21.00M21> Serial ATA II
> > >    Slave:   ad1 <ST3320620AS/3.AAJ> Serial ATA II
> > > ATA channel 1:
> > >    Master:  ad2 <ST3320620AS/3.AAK> Serial ATA II
> > >    Slave:       no device present
> > > ATA channel 2:
> > >    Master:  ad4 <ST3320620AS/3.AAK> Serial ATA II
> > >    Slave:       no device present
> > >
> > > The problem is that the info in zpool.cache is diferent from the
> > > new disk order and zfs  doesn't pick the volume thus no root fs. I
> > > jumped on my "let's go for anything" suit and even tried to edit
> > > zpool.cache by hand with the new disk order, sadly with no luck.
> >
> > Run "zpool export" before moving the disks, then "zpool import" after
> > rebooting.
>
> I can export  the zpool when I'm running off the ATA ad0 but I can't
> import from the SATA ad0, the root fs is on zfs...

glabel's are your friend - though you have to redo the pool.

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