Software Raid boot problem

Justin Zygmont jzygmont at
Sat Mar 5 20:41:55 UTC 2005

You just need to install GRUB on the MBR of the second drive.  I think the 
grub-install <device> should work, if not, there is also a manual way of 
doing it.  This is because the boot sector isn't actually raided.

On Sat, 5 Mar 2005, Yang Xiao wrote:

> Hi all,
> I have raided the 2 SCSI drives on a DELL PE1550 with RAID 1 including
> the /boot partition.
> I found that one of the drive can't boot, how do I make both drives
> bootable so that I have a true  mirror? I've tried to dd the first few
> sectors on the drive that boots to the other drive unseccessfully
> using dd if=/dev/sda bs=512 count=[1,2,3], grub starts then hang. Can
> someone please help ?
> Many thanks,
> Yang

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