Spinning up that AWS or Azure instance at the snap of a finger may be a beautiful thing to behold, but sometimes the application, testbed or whatever it may be gets abandoned and forgotten — but still appears on monthly bills, along with all the other spun-up but not powered-down services. Or, on the opposite extreme, a cloud service becomes very popular and well-used, to the point in which it is gobbling gigabytes upon gigabytes of data or activity — and causing unanticipated spikes in monthly bills.
On the outset, the low-hanging fruit of cloud migration was the purported cost savings seen through switching from a front-loaded licensing model to a month-by-month subscription approach, which certainly looked good on balance sheets from a CapEx perspective. Now, however, as cloud catches on across enterprises, taking up the work of many business functions, many chief financial officers as well as CIOs are gasping at the unexpected expenses seen in their monthly bills.
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