CentOS
Let's hope CentOS gets the free version out real soon (because, to be honest that's where Red Hat's biggest user base is!)
Red Hat has updated its enterprise Linux distro with hardware and driver refinements targeting desktops and big servers. Red Hat Enterprise Linux 5.2, released today and available through a Red Hat Network subscription, features virtualization for very large systems with up to 64 CPUs and 512Gb of memory. Also, Red Hat has …