AWS-S3-Notes

AWS-S3-Notes.txt

S3 - Object based storage spread across multiple devices and facilities. 
  - It's meant for files, not databases.
  - Files are stored in Buckets
  - Files can be up to 5TB
  - Unlimited storage
  - Universal Namespaced (uniquely global)
  - When you upload, you get a 200 for sucess
  - Objects consist of Key ( file name ) and value (data of file)
    - Optional versioning
    - Metadata
    - Access Control
  - Cost is based on
    - Storage
    - Requests
    - Storage Management pricing
    - Data transfer pricing
    - Transfer acceleration
      - Allows fast, easy, secure transfers over long distances to S3 Bucket
      - Takes advantage of CloudFronts global Edge Locations to send to S3 Bucket

S3 Basics
  - Amazon guarantees 99.99999999999% (11 x 9)
  - Tiered storage avalible
  - Versioning
  - Encription
  - Access with conrol lists and bucket policies

S3 Standard
  - (11x9) guarantee
  - Stored reduntantly across multiple devices in multiple facilities
  - Designed to sustain a loss of 2 facilities concurrently

S3 IA (Infrequently Accessed)
  - Data that is accessed less frequently and requires rapid access when need
  - cost less than S3 Standards, but charged a retrieval fee

S3 One Zone AI
  - Lower cost than S3 IA and doesen't require multiple avalibility zone data resilient

Glacier
  - Very cheap and used for archive only. Standard retrieval time is 3-5 hours