📖 What is AWS Backup?
AWS Backup is a fully managed backup service that centralizes and automates the backup of data across various AWS services. It provides a unified console to create backup policies, schedule backups, and monitor recovery points for EBS volumes, RDS databases, DynamoDB tables, and EFS file systems.
"Focus on the 'centralized' aspect. If the question asks how to manage backup policies across multiple different AWS services in one place, AWS Backup is the answer."
📚 Certification: AWS Certified Solutions Architect - Associate (SAA-C03)
🔑 What are the Key Concepts of AWS Backup?
- ▸ Backup Plans allow you to define scheduling, frequency, and retention periods in a single policy applied to multiple AWS resources simultaneously.
- ▸ Centralized Management eliminates the need to configure individual backup settings within RDS, EBS, or EFS, providing a single pane of glass for monitoring.
- ▸ Cross-Region and Cross-Account Copying enables robust disaster recovery by replicating backup vaults to different geographic areas or isolated AWS accounts.
- ▸ Tag-based Selection enables automatic backup assignment; any resource created with a specific tag is automatically included in the designated backup plan.
- ▸ Recovery Points are the actual backups created; they can be restored to the original resource or a new one to recover data.
🎯 How does AWS Backup appear on the SAA-C03 Exam?
You may be asked to design a solution for a company that requires a unified backup strategy for RDS, EFS, and EBS volumes with a consistent 30-day retention policy managed from a single console.
A scenario might describe a need to protect backups from a compromised administrative account. Expect to identify AWS Backup's cross-account backup feature as the primary method for creating isolated copies.
Expect questions where a company needs to ensure that all new EBS volumes are automatically backed up without manual intervention. The solution involves using AWS Backup with tag-based resource assignments.
❓ Frequently Asked Questions
How does AWS Backup differ from using native snapshots in RDS or EBS?
While native snapshots provide basic point-in-time recovery, AWS Backup provides centralized orchestration. It allows you to manage retention, scheduling, and auditing across multiple different AWS services from one central location.
Does AWS Backup replace the need for a multi-region disaster recovery strategy?
It complements it. By using cross-region copy features, AWS Backup ensures your recovery points are available in a secondary region, reducing RTO and RPO during a regional outage.