Description

Network interface for connecting Amazon EFS file systems to EC2 instances or on-premises servers.

Features

• Supports NFSv4.1 and NFSv4.0 protocols
• IAM authentication for file system access
• Automatic encryption in transit
• Multiple mount targets per Availability Zone
• Concurrent access from multiple EC2 instances

Limitations

• Limited to 1 mount target per Availability Zone per file system
• Cannot be accessed from outside the VPC without VPN or Direct Connect
• Performance may vary based on network throughput
• No support for SMB protocol
• File locking only at the file level, not at the record level

Use Cases

• Shared file storage for web serving environments
• Central repository for development tools in CI/CD pipelines
• Data persistence layer for containerized applications in ECS or EKS
• Scalable file storage for big data and analytics workloads