EC2 Storage (EBS & EFS)

Question 1

High Level - EBS Volumes

Answer 1

• Elastic Block Storage
• Attached to only one instance at a time
• Are locked to a single AZ

Question 2

How would you migrate an EBS volume to a different AZ?

Answer 2

Take a snapshot of the EBS volume and restore that snapshot in another AZ

Question 3

High Level EFS

Answer 3

• Elastic File System
• Can span multiple AZs
• Linux Only
• Can share website files (i.e Wordpress)
• More expensive the EBS