In terms of Amazon Web Services (AWS), scaling refers to adjusting of computing resources in order to maintain performance of application hosted under AWS. It is simply done by increasing the number of EC2 instances or also by scaling additional resources for other AWS services. With AWS scaling, your application will always have the right resources at the right time. There are mainly three types of scaling that you can do on AWS namely; Reactive Scaling, Proactive Scaling and Predictive Scaling . Reactive Scaling (AWS Auto Scaling) AWS Reactive Scaling, or also called Auto Scaling simply monitors your applications and adjusts its capacity to maintain optimum performance at supposedly minimum cost. It is free of cost and can easily be setup with less hassle. With the AWS Auto Scaling service, you can configure one unified scaling policy per application source. Then, you can add each scalable resource that supports your application to the scaling plan, and define th...
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