For data center and cloud environments, Xen 4.21 delivers more efficient virtualization through smarter cache management, improved PCI handling, and a new AMD CPPC driver that provides finer-grained ...

Xen 4.21 takes a major step towards modernized virtualization, offering greater maintainability across industries and upgraded efficiency for memory SAN FRANCISCO, Nov. 19, 2025 /PRNewswire/ -- The ...