On 8/7/2015 8:35 PM, Chris Murphy wrote: > On Fri, Aug 7, 2015 at 8:12 AM, Bowie Bailey <Bowie_Bailey at buc.com> wrote: >> I tried the grub commands you gave and still got the same results. I also >> have a copy of the SuperGrub disc, which is supposed to be able to fix grub >> problems. It can boot the drive, but it can't fix it. If nothing else, I >> guess I could just leave that disc in the drive and use it to boot the >> system. >> >> I'm going to do a fresh install to the new drives and see if that works. > I suppose it's worth a shot. But like I mentioned earlier, keep in > mind that CentOS 5 predates AF drives, so it will not correctly > partition these drives such that they have proper 8 sector alignment. The fresh install will be with CentOS 6. A quick test with a minimal install booted without any problems, so it looks like this is the solution. > If you haven't already, check the logic board firmware and the HBA > firmware for current updates. I try to avoid firmware updates on established systems unless absolutely necessary. Since the CentOS 6 install produces a bootable system, I'm going to leave it as-is. -- Bowie