Re: installboot: Old BPB too big, use -f (may invalidate filesystem)

To: tech-userlevel%netbsd.org@localhost
Subject: Re: installboot: Old BPB too big, use -f (may invalidate filesystem)
From: Emmanuel Dreyfus <manu%netbsd.org@localhost>
Date: Tue, 15 Feb 2022 02:14:54 +0000

On Mon, Feb 14, 2022 at 07:25:37PM +0100, Edgar Fuß wrote:
> I have a RAIDframe level 1 RAID consisting of /dev/sd0e and /dev/sd1e.
> Now, sd0 failed. I replaced the disc, fdisk'ed and disklabel'ed it and 
> performed a raidctl -R, which succeeded. Now, I need to write the boot 
> code, so I can boot from the new disc. But installboot /dev/rsd0e 
> /usr/mdec/bootxx_ffsv1 gives me above error message.

You could just copy the blocks coming before the RAID partition
from the sane disk to the newer one, using dd.

-- 
Emmanuel Dreyfus
manu%netbsd.org@localhost

References:
- installboot: Old BPB too big, use -f (may invalidate filesystem)
  - From: Edgar Fuß

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