ec2 storage Flashcards
Storage device (called volume) that can be attached/removed from an instance
EBS - Elastic Block Store
data persists when instance is not running
EBS feature
tied to 1 availabilty zone
EBS feature
can only be attached to one instance in the same AZ
EBS feature
Recommended for quickly accessible data, running a database on an instance, or long term data storage
EBS
Local storage that is physically attached to the host computer and cannot be removed
Instance Store
Storage on disks physically attached to an instance
Instance Store feature
temporary storage since data loss occurs when the instance is stopped
Instance Store feature
Faster I/O speeds
Instance Store feature
Recommended for temporary storage needs and data replicated across multiple instances
Instance Store feature
Serverless network file system for sharing files
EFS - Elastic File System
Only supports Linux file system
EFS feature
More expensive than EBS
EFS feature
Accessible across different availability zones in the same region
EFS feature
Recommended for business-critical apps, lift and shift existing enterprise apps
EFS feature