Chapter 12: AWS Tips and Tricks

In the final chapter of this book, we will look at 10 tips and tricks to get the most out of Amazon Web Services (AWS). We will start with the networking side of the infrastructure and learn about some common virtual private cloud (VPC) limitations and which subnet to choose while building a VPC. We will then move on to one common issue: the difference between a dedicated instance and a dedicated host, and which one to select under which conditions. Then, we will look at a fairly new feature in the Identity and Access Management (IAM) permission boundary and how it restricts access.

Then, we will move to the monitoring side and look at the custom CloudWatch metrics and how they are useful. We will also look at the importance of tagging. We will then look at safety measures and how to prevent the accidental deletion of your Elastic Compute Cloud (EC2) and Elastic Block Store (EBS) volumes. We will also look at a critical question in our daily system...