AWS: Disaster Recovery

Introduction

• How to recover when things go wrong on AWS
• What you need to know

1. Disaster Recovery Overview

• The difference between backup and disaster recovery
• Define recovery requirements
• The role of the public cloud

2. AWS as a Backup Platform

• Why use AWS as a backup platform
• The 3-2-1 rule
• The Storage Gateway
• Acquiring the AWS Storage Gateway
• Configuring the AWS Storage Gateway
• Configuring a backup application

3. Backups within AWS

• Creating snapshots of EC2 virtual machines
• Applying a snapshot to an EC2 instance
• Deleting a snapshot of an EC2 instance
• Creating a snapshot lifecycle policy

4. Disaster Recovery

• An introduction to regions
• The four types of failover

5. Cold Disaster Recovery

• An introduction to cold failover
• Preparing for a cold failover
• Replicating a VM
• Performing a cold failover

6. Build a Database Application

• An Introduction to the demo environment
• Create a VPC with public and private subnets
• Create an additional subnet
• Create a VPC security group for the web server
• Create a VPC security group for the database
• Create a database subnet group
• Create a database instance
• Create an EC2 instance
• Install an Apache web server
• Set file permissions on the Apache web server
• Connect the web server to the database instance

7. Pilot Light Recovery

• An introduction to pilot light recovery
• An introduction to read replicas
• Create a read replica
• Promote a read replica

8. Warm Standby Recovery

• An introduction to warm and hot failover
• Types of DNS routing policies
• Create a Windows Server instance
• Deploy Internet Information Services
• Map a domain name to the web server
• Create a web server health check
• Create a passive web server
• Failover to a passive web server
• Testing the failover process

Conclusion

• Next steps