Am Samstag, den 07.02.2009, 23:07 +0100 schrieb Wojciech Pyczak:
>
> Yet another RAID related question, I decided to try out RAID partitions
> (using grub svn versions), basically I've such disk layout:
>
> md0: (RAID10 on 2 of 3 disks - /dev/sda1, /dev/sdb1)
> md0p1 - ext2, /boot
> md0p2 - reiserfs, /
> md0p3 - LVM2
>
>
> Grub-mkconfig worked as expected detecting:
>
> menuentry "GNU/Linux, linux 2.6.28.3" {
> insmod raid mdraid
> set root=(md0p1)
> linux /vmlinux-2.6.28.3 root=/dev/md0p2 ro
> }
>
>
> However grub-install /dev/(md0 | /dev/md0p1 | /dev/sda | /dev/sdb) throw
> some errors(every time the same):
>
> grub-probe: error: no mapping exists for `md0p1'
> Auto-detection of a filesystem module failed.
> Please specify the module with the option `--modules' explicitly.
>
> I tried using --modules="raid mdraid" but it didn't help much:
>
> grub-probe: error: no mapping exists for `md0p1'
> error: We don't support multiple metadata areas
> Invalid device `md0'.
> Try ``grub-setup --help'' for more information.
>
>
> Error about multiple metadata is something which I reported here before
> (related to LVM) but it doesn't really matter since grub isn't installed
> at all (well, I suppose so at least).
>
> Is there any trick to make it work or is partitioned raid support still
> work in progress ?
>
Then you used revision < 1973
/dev/mdNpN style devices are supported since 1937
--
Felix Zielcke
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