Amazon FSx provides fully managed file storage solutions in AWS, offering different file system types to meet various use cases. For the AWS exam, you should focus on the four main FSx options.

1. FSx for Lustre

🔹 Use Case: High-performance computing (HPC), machine learning, and big data analytics.

🔹 Key Features:

• Based on Lustre, a high-speed file system for large-scale workloads.
• Two deployment options:
  • Persistent (for long-term storage).
  • Scratch (for temporary, high-speed storage).
• Supports VPC placement and encryption.

2. FSx for Windows File Server

🔹 Use Case: Windows-based applications needing a Windows File Server.

🔹 Key Features:

• Uses SMB (Server Message Block) protocol for file sharing.
• Supports Multi-AZ (high availability) or Single-AZ (for Dev/Test environments).
• Choose between SSD or HDD storage.
• Active Directory (AD) integration:
  • AWS Managed AD or
  • Self-managed Microsoft AD.
• Additional features: auditing, access control, backup & maintenance.

3. FSx for NetApp ONTAP

🔹 Use Case: Enterprises using NetApp ONTAP for hybrid storage solutions.