AWS

Amazon Elastic Block Store (EBS)

Amazon Elastic Block Store is AWS’s block storage service designed for use with EC2 instances. It provides persistent data storage volumes that can be attached to virtual servers, allowing for reliable data retention beyond the lifecycle of individual compute resources. This service is essential for hosting operating systems, applications, and databases that require consistent and durable storage solutions within the AWS cloud infrastructure.

You should choose EBS when you need dedicated block-level storage for EC2 instances that requires high availability and durability. A key consideration is that while the pricing model is listed as free, a free trial is available, which may imply limited usage or time-bound access rather than unlimited free storage for all users. Always verify the specific terms of the free tier to avoid unexpected charges once the trial period expires or limits are reached.