Summary
The point behind exploring a variety of patterns—perimeter, repository, hub and spoke, market—is to point out that a variety of cloud architectures can exhibit complex benefits: not only cost reduction but expected value enhancement. Some application patterns—what might be called compelling cases for the cloud11—do more than just leverage economies of scale or on-demand pricing.
ONLINE
“Hub and Spoke vs. Point-to-Point,” at http://complexmodels.com/HubOrDirect.aspx, illustrates the trade-offs between direct, point-to-point links and traversal of a centralized hub.
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