AWS Certified Solution Architect – Points to remember (EBS)

1. Elastic block storage.
2. Suitable for block based storage, like running an operating system, database, webserver etc..
3. Encryption can be enabled on EBS volumes while creating the volume.
4. You cannot disable or enable encryption on the fly. It will need either a data copy or snapshots.
5. To increase IOPS, add multiple disks and create Raid arrays.
6. You cannot attached EBS volumes to multiple instances. You can attach it to only one instance at a time.