There has been a significant increase in the number of organisations using cloud computing resources over the last decade, the result of a perfect storm of faster wide area network connectivity, the coming of age of virtualisation technologies and the need to architect systems in a way that will rapidly scale up to meet demand. A move to the cloud is often seen as a way to reduce the up-front costs associated with building out an IT infrastructure.

For a start-up, starting out in a cloud means that they can get by with the minimum amount of resources to develop their product, adding more compute nodes and storage as needed. For an established company, a common setup is that a cloud offering is used to supplement an existing ...

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