Definition

  • Object-based storage for rapide access
  • Size per file : 0 to 5Tb
  • Unlimited storage
  • Stored in buckets (= folders)
  • Buckets name must be unique
  • Ex: https://s3-$REGION.amazonaws.com/BUCKETSNAME

Everytime you upload new file it’s immediatly available
Update or delete objects is not immediate (time to propagate)

S3 is global and not depend on region.

Storage classes

Availability: 99,99%
Durability : 11*9%
Availability Zone : >= 3 (except OZ - IA)

S3 standard

S3 - IA

Infrequently Accessed but rapid access

S3 One Zone - IA

Infrequently Accessed and do not require multiple availability zone resilience

S3 - Intelligent Tiering

Optimizing cost. Move data between previous options based on machine learning

S3 Glacier

Store data archive with retrieval time configurable from minutes to hours

S3 Glacer Deep Archive

Like Glacier but retrieval time of 12h minimum

Options

S3 transfer Acceleration : use EdgeLocation to be closer to end user and then upload to your buckets
Cross Region Replication : Replication over region