Book Image

Infrastructure Monitoring with Amazon CloudWatch

By : Ewere Diagboya
Book Image

Infrastructure Monitoring with Amazon CloudWatch

By: Ewere Diagboya

Overview of this book

CloudWatch is Amazon’s monitoring and observability service, designed to help those in the IT industry who are interested in optimizing resource utilization, visualizing operational health, and eventually increasing infrastructure performance. This book helps IT administrators, DevOps engineers, network engineers, and solutions architects to make optimum use of this cloud service for effective infrastructure productivity. You’ll start with a brief introduction to monitoring and Amazon CloudWatch and its core functionalities. Next, you’ll get to grips with CloudWatch features and their usability. Once the book has helped you develop your foundational knowledge of CloudWatch, you’ll be able to build your practical skills in monitoring and alerting various Amazon Web Services, such as EC2, EBS, RDS, ECS, EKS, DynamoDB, AWS Lambda, and ELB, with the help of real-world use cases. As you progress, you'll also learn how to use CloudWatch to detect anomalous behavior, set alarms, visualize logs and metrics, define automated actions, and rapidly troubleshoot issues. Finally, the book will take you through monitoring AWS billing and costs. By the end of this book, you'll be capable of making decisions that enhance your infrastructure performance and maintain it at its peak.
Table of Contents (16 chapters)
1
Section 1: Introduction to Monitoring and Amazon CloudWatch
5
Section 2: AWS Services and Amazon CloudWatch

Case study on CloudWatch custom metrics

The applications in your organization have something in common. They have all been built in the Java programming language running on the JVM runtime. The marketing team in your organization did a campaign that led to a huge spike of traffic in the application. This led to the application becoming very unstable and having frequent downtimes. You have gone through the Amazon CloudWatch automated dashboard for EC2 instances. The automated CloudWatch dashboard collects a lot of relevant information about the EC2 instances but still does not provide any insight into behavior due to the absence of a certain important EC2 metric. What is this metric? How do we go about collecting this metric to help us figure out what exactly is wrong with the application?

Solution

What is peculiar about Java applications and JVM is memory consumption. This can be figured out by installing the unified CloudWatch agent. This agent can help to collect memory-related...