On 07/03/2015 03:43 AM, Timothy Murphy wrote: > I've tried this again, and it does not seem to work. > Have you actually tried it? I don't have a CentOS system here that I can reboot readily. And it occurs to me that if I did, I didn't ask if your system boots via BIOS or UEFI. If it's BIOS, I do have a test system at the office I could use to look at that further. If it's UEFI, then you'd need to set up a system partition in addition to running grub2-install.