AWS: High Availability

Learn how to build out a highly available, resilient environment for your applications using the tools in Amazon Web Services, including Route 53, Auto Scaling, RDS, ElastiCache, and more.

Introduction

• AWS and high availability
• What you should know
• Command Line Interface (CLI) for Mac
• Command Line Interface (CLI) for Windows

1. Foundations of High Availability

• Reviewing high-availability concepts
• Designing for failure
• Understanding fault-tolerant components
• Exploring high availability in Route 53
• Creating a health check in Route 53
• Understanding advanced HA options in Route 53
• Understanding Elastic IP addresses

2. Compute Tools for High Availability

• Understanding EBS snapshots
• Understanding Amazon Machine Images (AMI)
• Exploring Amazon Machine Images
• Understanding load balancing options
• Understanding load balancing features
• Creating a target group
• Creating an application load balancer
• Testing an application load balancer
• Understanding Auto Scaling
• Creating a launch configuration
• Creating a launch template
• Creating an Auto Scaling group
• Staying alive with Auto Scaling
• Understanding scaling policies
• Implementing step scaling
• Challenge: Scale-in policy
• Solution: Scale-in policy
• Combining autoscaling and load balancing
• Testing autoscaling with load balancing
• Decoupling tools

3. Highly Available Database Options

• Understanding DynamoDB
• Creating a global DynamoDB table
• Improving relational database availability
• Creating an RDS subnet group
• Creating an RDS database
• Adding high availability to RDS
• Simulating RDS failover
• Understanding Amazon Neptune
• Creating a highly available graph database
• Understanding ElastiCache for Memcached
• Challenge: Create ElastiCache subnet
• Solution: Create ElastiCache subnet
• Creating an ElastiCache Memcached cluster
• Explore ElastiCache Memcached
• Understanding ElastiCache for Redis
• Creating an ElastiCache for Redis cluster
• Exploring ElastiCache for Redis
• Exploring Amazon Keyspaces

4. Highly Available Storage Options

• Understanding S3
• Understanding EBS
• Understanding Elastic File System
• Creating Elastic File System
• Exploring Elastic File System
• Understanding Amazon FSx

5. Data Protection

• Understanding snapshots
• Understanding Data Lifecycle Manager
• Exploring Data Lifecycle Manager
• Exploring Lifecycle Manager artifacts
• Cleaning up after Lifecycle Manager
• Understanding AWS Backup
• Implementing backup vaults
• Creating a backup plan
• Implementing cross-account protection
• Restoring from AWS Backup
• Removing Backup artifacts

Conclusion

• Next steps