Amazon EFS
Serverless, fully managed, multi-AZ shared file storage designed for Linux-based workloads and modern applications.
The Architecture Ingredients
What you need to build a resilient EFS deployment.
Linux Instances
EC2 instances or containers (Fargate/EKS) running Linux distributions with NFSv4 support.
VPC & Subnets
A Virtual Private Cloud spread across multiple Availability Zones for high availability.
Mount Targets
Endpoints created in each subnet that provide an IP address for instances to connect to EFS.
Security Groups
Firewall rules allowing inbound TCP port 2049 (NFS) from your compute resources.
How it Works
Create File System
Define your storage class (Standard or One Zone) and lifecycle policies.
Deploy Mount Targets
EFS places a network interface in each AZ you select for local access.
Mount & Scale
Thousands of instances connect simultaneously via NFSv4.1 protocol.