Disaster Recovery

  • DR is all about preparing and recovering from disaster
  • DR can be
  • On-premise to On-premise is an expensive one
  • On-premise to AWS Cloud is hybrid one
  • AWS Cloud to AWS Cloud
    • Could be multi-AZ
    • Could be cross-region
  • AWS Service for DR
  • Backup
    • EBS Snapshots (copy to destination region)
    • AMI Snapshots (Copy to destination region)
    • RDS auto backup/snapshot
    • S3 replication, glacier, lifecycle policy, cross-region-replication
    • snowball, snowmobile, storage gateway
  • HA
    • cross-region
    • multi-az
    • site-to-site vpn, direct connect
  • Replication
    • RDS, Aurora Global
  • Automation
    • Cloudformation
    • Elastic Beanstalk
    • AWS lambda
  • Chaos
    • simian army