Performance testing and benchmarking of cloud computing platforms is a complex task, compounded by the differences between providers and the use cases of cloud computing users. IaaS services are utilized by a large variety of industries and, performance metrics cannot be understood by simply representing cloud performance with a single value. When selecting a cloud computing provider, IT professionals consider many factors: compatibility, performance, cost, security and more. Performance is a key factor that drives many others including cost. In many cases, 3 primary bottlenecks affect server performance: central processing unit (CPU) performance, disk performance, and internal network performance.
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