[AWS] Elastic File System (EFS)

Elastic File System (EFS) is a scalable managed service that implements the Network File System (NFSv4).

  • File systems can be mounted on multiple Linux instances at the same time. -> shared media, home folder, shared documents.
  • It can be accessed in the VPC, across the VPC, and even from outside of VPC through Direct Connect.
  • EFS is built to scale while maintaining low latency and high throughput. It can support thousands of current NFS connections.
  • EFS is a regional service that stores data across multiple AZs for high availability and durability.
  • EFS supports Read after Write consistency.
Continue reading “[AWS] Elastic File System (EFS)”

[AWS] EC2 – Storage Options

  • Every EC2 instance must have a root volume, which may or may not be EBS (Elastic Block Store).
  • By default, an EBS root volume will be deleted when the instance is terminated. You can change the setting to make EBS volumes persistent.
  • You can attach additional EBS volumes to instances, and they are not deleted when the instance is terminated.
Continue reading “[AWS] EC2 – Storage Options”