The capacity planning for IT resources is a quite complicated task. Because business can be unpredictable, it is hard to calculate the required resources. Besides, you always have to provide enough servers to handle the maximum workloads. The following diagram illustrates this circumstance.
But this approach has substantial disadvantages. A major part of the provisioned resources is wasted (see next diagram).
Moreover, many companies are not able to predict exactly the upcoming traffic in the next weeks, month or years. This fact regards websites as well as business applications.
Cloud Technologies are the key to solve this problem. Virtual servers in the cloud with elastic scaling provide the following features.
This simple approach avoids unnecessary investments in on-premise IT-infrastructure. You actually save money! Besides, it’s no longer a problem to handle unexpected traffic. That means, you increase your agility! For example, your marketing department can start advertising campaigns, without worrying about the IT capacity.
Cloud providers like Amazon Web Services allow you the following operations with virtual servers:
With these features, companies are well positioned to meet even extreme requirements. They save money and increase their agility.
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