Aligning MBR for ZFS boot help

Dennis Glatting freebsd at penx.com
Sun Mar 10 21:40:09 UTC 2013


Sorry for the stupid question but is this issue (and issues) and
procedures written up somewhere?


On Sun, 2013-03-10 at 13:51 -0600, Warren Block wrote:
> On Sun, 10 Mar 2013, Cody Ritts wrote:
> 
> > Yeah, just for clarity:
> >
> >> root at lightning# gpart show da0s1
> >> =>       0  39068064  da0s1  BSD  (18G)
> >>           0        32         - free -  (16k)
> >>          32  39067648      1  freebsd-zfs  (18G)
> >>    39067680       384         - free -  (192k)
> >
> > and
> >
> >> dd if=/boot/zfsboot of=/dev/da0s1 count=1
> >> dd if=/boot/zfsboot of=/dev/da0s1a skip=1 seek=1024
> >
> > will not boot.
> 
> But is that putting zfsboot in the right place?  Try installing zfsboot 
> with gpart.
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