Could be everything, but it has nothing to do with the OS ... I would try a minimal config (1 CPU, 1 memory, 1 PSU, no PCI cards, no disks / Disk Backplane).
Could be everything, but it has nothing to do with the OS ... I would try a minimal config (1 CPU, 1 memory, 1 PSU, no PCI cards, no disks / Disk Backplane).