4.2
EBS vs EFS vs S3
S3 objects, EBS blocks for EC2, EFS shared file systems.
Key points
- S3 → objects; EBS → blocks; EFS → files.
EBS vs EFS vs S3
| Service | Type | Typical use |
|---|---|---|
| S3 | Object | Objects and files |
| EBS | Block | Storage for EC2 |
| EFS | File | Shared file systems |
Easy trick
- S3 → Objects
- EBS → Blocks
- EFS → Files
Exam focus
Block storage for a single EC2 volume → EBS; shared files → EFS.