Red Hat has released a new major version of its flagship server platform, Red Hat Enterprise Linux (RHEL). The RHEL 6 update brings some noteworthy improvements in key areas like virtualization and scalability.
Red Hat's acquisition of virtualization company Qumranet in 2008 led to significant changes in the RHEL virtualization stack. Red Hat has transitioned its customers away from Xen in favor of KVM, a native hypervisor originally developed by Qumranet that is favored in the upstream Linux ecosystem. KVM became the standard virtualization solution in RHEL 5.4 and is now fully integrated in RHEL 6. Red Hat's considerable development investments in KVM have continued to advance RHEL's virtualization capabilities.
Read more at Ars Technica