Book Image

AWS for Solutions Architects

By : Alberto Artasanchez
3 (1)
Book Image

AWS for Solutions Architects

3 (1)
By: Alberto Artasanchez

Overview of this book

One of the most popular cloud platforms in the world, Amazon Web Services (AWS) offers hundreds of services with thousands of features to help you build scalable cloud solutions; however, it can be overwhelming to navigate the vast number of services and decide which ones best suit your requirements. Whether you are an application architect, enterprise architect, developer, or operations engineer, this book will take you through AWS architectural patterns and guide you in selecting the most appropriate services for your projects. AWS for Solutions Architects is a comprehensive guide that covers the essential concepts that you need to know for designing well-architected AWS solutions that solve the challenges organizations face daily. You'll get to grips with AWS architectural principles and patterns by implementing best practices and recommended techniques for real-world use cases. The book will show you how to enhance operational efficiency, security, reliability, performance, and cost-effectiveness using real-world examples. By the end of this AWS book, you'll have gained a clear understanding of how to design AWS architectures using the most appropriate services to meet your organization's technological and business requirements.
Table of Contents (20 chapters)
1
Section 1: Exploring AWS
4
Section 2: AWS Service Offerings and Use Cases
11
Section 3: Applying Architectural Patterns and Reference Architectures
17
Section 4: Hands-On Labs

Recovery Point Objective (RPO) and Recovery Time Objective (RTO)

Two critical concepts to measure availability are those of Recovery Point Objective (RPO) and Recovery Time Objective (RTO). Fully understanding these two concepts will allow you to choose the best solution for your particular use case, budget, and business requirements.

The concepts of RPO and RTO, in addition to an analysis of the business impact, will provide the foundation to nail down an optimal recommendation for a business continuity plan. The strategy used should ensure that normal business operations resume within an acceptable time frame that meets or exceeds the RPO and RTO for the agreed-upon Service-Level Agreement (SLA).

It would appear that these two concepts are the same or at least quite similar. In the next section, we will delve into the two concepts to fully understand how they differ.

RTO

RTO is the targeted time that can elapse after a problem occurs with a resource and before it again...