EFS

• Known as Elastic File System
• POSIX-compliant file system
• Network file system
• Only compatible with linux
• EFS Mount Helper can be used to encrypt data in transit
• File System Policy can be used to set default policy
• Service Linked Role used by AWS to invoke on our behalf
• KMS can be use to encrypt EFS
• Pay as go
• Increase as we use
• Can be used with only one VPC
• Used when
• Multiple linux server need to connect to storage simultaneously
• Linux server can be from multi-az
• Two types of performance mode
• General purpose
• Max I/O
  • Cons are higher latency
  • Can be used with higher level of throughput
  • Can connect thousands of instances
• To share logs in single source,
• Use one task definition for multiple containers
• Mount a EFS volume

Storage Tier

• Two types of EFS
• Standard
• Infrequent Access
• Lifecycle policy
• Can be used to move files to different tier after N days