[CentOS] Make Raid1 2nd disk bootable?
Mike Fedyk
mfedyk at mikefedyk.com
Wed May 16 01:19:54 UTC 2007
The right way is to boot directly into grub and ask it to find the
stage1 file on the partitions.
Then set your root partition
Then setup grub on the mbr of each drive.
There are many pages google can find with explicit details.
Mike
Les Mikesell wrote:
> On earlier versions of Centos, I could boot the install CD in rescue
> mode, let it find and mount the installed system on the HD even when it
> was just one disk of RAID1 partitions (type=FD). When booting from the
> centos5 disk the attempt find the system gives a box that says 'You
> don't have any Linux partitions'. At the bottom of the screen there is
> something that says:
> cl->raidtype=5 rd_type=1
> <TAB><Alt-Tab> between elements cl->raidtype=5 rd_type=1 <F12> next screen
> But there is no way to access the bottom part. If I hit the OK button
> and get a shell I can mount the partitions myself, but then when I
> chroot to the mounted system there are no devices in /dev. What's the
> right way to install grub on what was /dev/sdb in the original install
> but is now the only disk and moved to /dev/sda? The old /dev/sda is no
> longer there....
>
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