Update! Update! Update! A while back I started documenting the image build process I've been using for building OpenStack cloud images: A Fedora 18 Image for OpenStack A CentOS 6 Image for OpenStack Note that Ubuntu is missing from that list, due mostly to their published UEC images being generally good enough as a starting point. Fedora 19 finally has a similar image published, let's see how different it is and if it is useful for my purposed... Also, all of these images have rng-tools added as it is useful on clouds that provide a usable virtualized /dev/random in their