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Public vs. private cloud computing: Which fits your enterprise needs?
This article is part of the CIO Decisions issue of September 2010 Volume 4
Enterprises are using public cloud services and starting to experiment with private cloud computing to capitalize on time-to-market and efficiency gains. This development has prompted IT executives to focus on investments and strategy around two service delivery approaches. More on the private cloud Virtualization and the private cloud: A quiz for enterprise CIOs Cloud computing management guide for enterprise CIOs By now, most enterprises have begun to use some form of Software as a Service, such as email or customer relationship management, according to Drue Reeves, a vice president and research director at Burton Group in Midvale, Utah. "They're already doing that, and are rapidly interested in Infrastructure as a Service, which is the fastest-growing segment of the market," Reeves said. There's less interest currently in Platform as a Service, because pain points -- identity management, integration and service-level agreements (SLA) -- persist at the lower levels of the stack. Despite these adoption rough spots, new cloud ...
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Demand for data center colocation is up, and so are the prices, prompting a debate over whether investments in colocation services match the ROI.
Public and private cloud computing have penetrated enterprises, forcing IT to develop a plan for managing two distinct service-delivery models.