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Mastering VMware vSphere™ 4 by Scott Lowe

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6.6. The Bottom Line

Differentiate and understand the fundamentals of shared storage, including SANs and NAS.

VMware vSphere depends on shared storage for advanced functions, cluster-wide availability, and the aggregate performance of all the virtual machines in a cluster. Designing high-performance and highly available shared storage infrastructure is possible on Fibre Channel, FCoE, and iSCSI SANs and is possible using NAS; in addition, it's available for midrange to enterprise storage architectures. Always design the storage architecture to meet the performance requirements first, and then ensure that capacity requirements are met as a corollary.

Master It

Identify examples where each of the protocol choices would be ideal for different ...

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