Now that we have added high availability, we will discuss collecting and visualizing application logs and metrics with Amazon CloudWatch, and reacting to those metrics using Amazon EventBridge. We’ll then review network monitoring using VPC Flow Logs, and how to monitor API calls with AWS CloudTrail.
AWS services that publish CloudWatch metrics
Subscribing to a topic
Creating a CloudWatch dashboard
Creating and working with widgets on CloudWatch dashboards
Tutorial: Run and modify a sample query