VIRTUALIZATION FEATURES IN RED HAT ENTERPRISE LINUX 5.1
What virtualization features are new in Version 5.1?
- Live Migration of fully virtualized guests.
- Save/Restore of fully virtualized guests.
- Para-virtualized device drivers for use with fully virtualized Red Hat Enterprise Linux 3, 4, and 5 guests for performance
- Full support of virtualization with Intel Itanium2 systems.
- The ability to run 32-bit para-virtualized guests on x86-64 systems running in 64-bit mode.
- Kdump can be used in virtualized kernel.
- Support AMD NPT (Nested Page Table) for performance
- Reduces the complexity of memory management in virtualized environments. In addition, NP also reduces CPU utilization in memory-intensive guests.
- Improved graphical management tools.
Red Hat Enterprise Linux’s deployment flexibility uniquely allows customers to deploy a single platform, virtual or physical, small or large, throughout their enterprise. Notably, Red Hat Enterprise Linux 5.1 provides enhanced support for virtualization of Microsoft Windows guests, providing significant performance improvements for Windows XP, Windows Server 2000, 2003 and Windows 2008 beta guests.
Red Hat Enterprise Linux virtualization includes the ability to perform live migration, allowing customers to seamlessly move running applications from one server to another, maximizing resource utilization in the face of changing business requirements. Red Hat Enterprise Linux Advanced Platform includes high-availability clustering, storage virtualization and failover software to provide enhanced levels of application availability, for both physical and virtual servers.