Amazon Elastic Block Store (Amazon EBS)

Amazon Elastic Block Store (Amazon EBS)

Amazon provides block level storage via EBS for Elastic EC2 instances. Multiple EBS volumes can be attached to single Amazon EC2 instance although a volume can only be attached to a single instance at a time.

Types of Amazon EBS Volumes

There are various types of EBS volumes available or provided by AWS. Some of them are discussed below.

Magnetic Volumes:

Magnetic volumes are the lowest performance volume range in size from 1 GB to 1 TB and will average 100 IOPS, but has the ability to burst to hundreds of IOPS. They are best suited for:

• Workloads where data is accessed infrequently
• Sequential reads
• Situations where low-cost storage is a requirement