Red Hat announced yesterday the release of Red Hat Enterprise Linux 6.2 Beta. From the press release
, "This beta includes a broad set of updates to the existing feature set and also provides rich new functionality particularly in the areas of performance and scaling, identity management, high availability, advanced storage, and networking. As always, this beta delivers new hardware enablement made possible by our strong relationships with our strategic hardware partners. This beta release has been designed for optimized performance, scalability and reliability to cater to the diverse workloads running in physical, virtual and cloud environments."
Among the key improvements in this beta of Red Hat Enterprise Linux 6.2 is optimizations for the process scheduler, networking, virtualization, and I/O subsystems. There's also speed improvements for certain operations with the EXT4 and XFS file-systems, improved CPU controller scalability, new identity management capabilities, full support for the UDP-unicast protocol, WWN/WWID support, and Transmit Packet Steering support.
There's also the release notes
on RHEL 6.2 for those interested in more details.