Richard C. Ferri

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In October 2002, when IBM CEO Sam Palmisano ushered in the new age of on-demand computing to a group of 300 customers, some asked whether the on-demand initiative was just more marketing hype - or a fundamental change in the way customers will view computing in the future. The answer is that on-demand computing represents a fundamental change in how customers will use technology. To understand this change requires a thorough understanding of grid computing and how it complements IBM's on-demand strategy. We will explore the nature of grids, the difference between clusters and grids, and how dynamic virtual organizations can use grids to share information and solve problems in an on-demand world. We will explain why protocols are important to grids, and conclude with a snapshot of perhaps the best-known grid, the TeraGrid. Specifics of On Demand Systems for an e-busi... (more)