FSx

for Windows File Server

The Windows’ EFS,

• Fully managed native Windows File Servers/shares, supports windows permissions
• Native windows file system.
  • For example support shadow copies (VSS) and DFS and ..
• Integrates with Directory Service and self managed AD.
• Resilient and High availability (HA), backed replicates data to enable that.
• Can work in Single and Multi-AZ modes.
• On-demand and Scheduled backups
• Accessible using VPC, Peering, VPN (AWS Site-to-Site VPN) and Direct Connect (DX)
  
  

for Lustre

Lustre (file system) - Wikipedia

• Managed Lustre - Designed for HPC - LINUX Clients, supports (POSIX) permissions
• Machine Learning, Big Data, Financial Modelling
• 100’s GB/s throughput & sub millisecond latency
• Deployment types - Persistent or Scratch
• Scratch - Highly optimised for Short term no replication & fast, no HA.
• Persistent - longer term, HA (in one AZ), self-healing, if whole AZ fail, bye bye data
• Can be used with AWS Site-to-Site VPN or Direct Connect (DX)

Data is stored on FS only when precessed (Lazy Loaded from S3), when not used it is stored on S3. Processed data can be backed up to S3 with hsm_archive and automatically on schedule Working with backups - FSx for Lustre

• Amazon FSx for Lustre performance - FSx for Lustre
• Persistent storage for high-performance workloads using Amazon FSx for Lustre | AWS Storage Blog