Upgrading bootblocks

Timothy timothy at jupiter.stcl.edu
Wed Feb 7 04:49:37 PST 2007


On Tuesday 06 February 2007 22:22, Petr Janda wrote:
> walt wrote:
> > Petr Janda wrote:
> >> disklabel: Warning, old bootblocks detected, install new bootblocks &
> >> reinstall the disklabel
> >>
> >> when i do disklabel /dev/ad1s1
> >
> > Does 'disklabel -r' change anything?
>
> No, still same.

If there is no data on the disk you need then just wipe the mbr.  You will 
have to fdisk again before disklabel.

dd if=/dev/zero of=/dev/ad1 bs=512 count=1

Timothy





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