Copy bootcode to mirror disk?

perikillo perikillo at gmail.com
Thu Jun 23 22:57:57 UTC 2016


Thanks for your quick answer, I got this error:

gpart bootcode -b /boot/pmbr -p /boot/gptboot -i 1 ada0

gpart: /dev/ada0p1: Operation not permitted

Do I need remove first from mirror or some step before this?

Thanks.

On Thu, Jun 23, 2016 at 2:40 PM, Vladislav Prodan <universite at ukr.net>
wrote:

>
>
>
>  --- Original message ---
>  From: "perikillo" <perikillo at gmail.com>
>  Date: 23 June 2016, 23:19:27
>
>
>
> > Hi I have a server with 2 hard disk in mirror setup.
> >
> > My slices are:
> >
> > Code:
> > root at spam:/boot # gpart show ada1
> > 34 976773101 ada1 GPT (466G)
> > 34 6 - free - (3.0K)
> > 40 128 1 freebsd-boot (64K)
> > 168 2097152 2 freebsd-ufs (1.0G)
> > 2097320 16777216 3 freebsd-ufs (8.0G)
> > 18874536 16777216 4 freebsd-ufs (8.0G)
> > 35651752 1048576 5 freebsd-ufs (512M)
> > 36700328 1048576 6 freebsd-swap (512M)
> > 37748904 939024231 - free - (448G)
> >
> >
> > My mirror has ada0 ada1, ada0 var slice fails, them I decide to replace
> the
> > whole disk and follow the instructions for that using gpart and backup my
> > current good disk layout into my new disk.
> >
> > gpart backup ada1 | gpart restore -F /dev/ada0
> >
> >
> > This create my slices, I forget each mirror slice and add each slice into
> > the mirror again.
> >
> > Everything working, but looks like I forget to add the bootcode to my new
> > disk because it won't boot.
> >
> > Now is booting from 2nd disk but need to boot from all hard disk, if ada1
> > fails I will have issues.
>
>
> Install the GPT bootcode into the boot partition:
>
> # gpart bootcode -b /boot/pmbr -p /boot/gptboot -i 1 ada0
>
> --
>  Vladislav V. Prodan
>  System & Network Administrator
>  support.od.ua
>
>
>
>


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