Very often, a single EC2 instance is not enough. It might, for example, get overwhelmed by incoming traffic. AWS Auto Scaling and the Elastic Load Balancer service can help with that!
Auto Scaling simplifies the process of scaling horizontally and Elastic Load Balancing ensures that incoming load / traffic is distributed evenly across available instances.

AWS in Action Playlist:    • Bootstrapping EC2 Instances with User...  

Demo project code: https://github.com/academind/aws-demos
Demo userdata script: https://github.com/academind/aws-demo...
AWS Cloud Practitioner course: https://acad.link/aws-cp

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00:00 Introduction
01:34 The demo project
02:32 Running the code on a (slow) EC2 instance
04:52 Testing & overwhelming the demo application and instance
06:40 The need for scaling (vertical & horizontal)
07:04 Introducing the Auto Scaling service
07:34 Creating an EC2 instance launch template
09:26 Configuring Auto Scaling
10:28 Adding load balancing
14:14 Configuring scaling parameters
16:03 Auto Scaling in action
20:43 Cleanup

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