As enterprise customers become more comfortable computing in multi-tenant infrastructure, the number of dynamic and performance-sensitive workloads continues to rise. Yet infrastructure providers worldwide have been unable to meet this increasing demand. Raw storage performance is important, but it is the predictable and consistent delivery of that performance which ensures every application has the resources required to run without variance or interruption. This white paper examines several key architectural factors with respect to how each condition affects storage performance in a multi-tenant infrastructure.