Amazon EBS

About

Amazon Elastic Block Store (EBS) provides persistent block storage for Amazon EC2 instances.

• Storage persists independently of an EC2 instance
• Volumes can be attached to and detached from instances
• Supports encryption using AWS KMS
• Supports point-in-time backups using EBS snapshots
• Designed for workloads such as databases, file systems, and applications

Volume types

• gp3 / gp2 — General Purpose SSD
• io2 — Provisioned IOPS SSD for high-performance workloads
• st1 — Throughput Optimized HDD
• sc1 — Cold HDD

Snapshots

• Point-in-time backups of EBS volumes
• Stored and managed by AWS
• Incremental after the first snapshot
• Can be used to create new volumes or Amazon Machine Image

See also

• Amazon EC2 | Amazon Machine Image
• AWS