On 03/02/2012 01:01 PM, m.roth@5-cent.us wrote:
Digimer wrote:
<snip> > Boot from a live CD using the CentOS 6.2 install media. Once booted: > > <bash># grub > <grub> root (hd0,0) > <grub> setup (hd0) > <grub> root (hd1,0) > <grub> setup (hd1) > <grub> root (hd2,0) > <grub> setup (hd2) > <grub> quit > <bash># reboot > > This assumes that grub sees the drives at '0, 1 and 2' and the boot > partition is the first on each drive. If it is, when you type 'root > (hdX,0)' it should report that a file system was found. The 'setup > (hdX)' will tell grub to write the MBR to the specified disk.
THANK YOU! I could have used that once or twice, and had no idea that grub could create a std. MBR.
mark
I've run into this a few times now where RAID'ed /boot doesn't have the MBR written to all members. I've now gotten into the habit of running this after OS install. I should file a bug with upstream...