Re: Problem with grub-install (d-i, soft RAID6, Jessie)
W. Martin Borgert a écrit :
>
> I try to install Jessie with a soft RAID6 of four disks, 1 TB each.
> The idea is to use the complete disk for RAID and then only on top
> separate swap and root.
>
> The installation worked fine on one machine, but for some reason,
> grub does not install on the fourth disk. It turns out, that the
> fourth disk is GPT, while the others are DOS (= MBR, right?). Also,
> the fourth disks only partition is of type "Linux RAID", while the
> partitions of the other three disks are "Linux raid autodetect".
On a GPT disk, grub-install requires a small "BIOS boot" partition (less
than 100 kB is enough) or --force to use block lists.
> AFAIK, I don't need GPT for such small disks, right?
GPT is not required for 1 TB but has other advantages.
> Is there an easy and safe way to change the disk from GPT to DOS/MBR?
Maybe gdisk can do that.
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