In the last post, we defined the cloud. This post delves into cloud construction at a conceptual level.
It’s important to talk about the structure conceptually before diving into the nuts and bolts. The reason is that your cloud will evolve over time, in terms of the immediate objectives, the technologies you use, and your expectations. Looking at the concepts now will make it easy to see which technologies go where. And you can see how each element lays the foundation for your long term vision — while also delivering immediate value.
We can think of the cloud in three layers. Each layer offers unique functionality, and each builds towards the five defining cloud attributes discussed in the last post. But as with any layered model, each layer relies on the foundation created underneath.
To learn more and to read the entire article at its source, please refer to the following page, Building the Open Cloud: Part 2- Xsigo Virtual I/O Blog
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