VMware vSphere 4 Fault Tolerance: Architecture and Performance

Publisher : VMware
Latest Version : August 11, 2009
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VMware Fault Tolerance (FT) provides continuous availability to virtual machines, eliminating downtime and disruption even in the event of a complete host failure. This whitepaper gives a brief description of the VMware FT architecture and discusses the performance implication of this feature with data from a wide variety of workloads.