Recent Posts

Virtual Machine Monitor Execution Modes in vSphere 4.0

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Recently we published a whitepaper describing the VMware Virtual Machine Monitor (VMM) execution modes in vSphere 4.0. The VMM may choose hardware support for virtualization whenever it's available or may choose software techniques for virtualization when hardware support is unavailable or not enabled on the underlying platform. The method chosen by the VMM for virtualizing Read more...

Performance Evaluation of Intel EPT Hardware Assist

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We recently released a whitepaper that demonstrates huge performance gains provided by VMware ESX on the latest Intel Xeon™ 5500-series processors. These processors introduce Intel’s second-generation hardware support for virtualization that incorporates memory management unit (MMU) virtualization called Extended Page Tables™ (EPT). ESX has been adopting these technologies as they are introduced, and many workloads Read more...

Performance Evaluation of AMD RVI Hardware Assist

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We recently released a whitepaper that demonstrates huge performance gains provided by VMware ESX server on latest third generation AMD Opteron™ processors. These processors introduce AMD’s second generation hardware support for virtualization that incorporates memory management unit (MMU) virtualization, called Rapid Virtualization Indexing™ (RVI). Intel has also announced MMU virtualization support in their “Nehalem” processors Read more...