Storage & CDN

Storage & CDN

1. S3

   • Object/Flat File
     • 0-5 TB
     • Incoming transfer free
   • 99.99% availability; 11 9s durability
   • 100 buckets/account
   • Storage Tiers
     • S3
     • Infrequent Access
     • Reduced Redundancy Storage
     • Glacier
       • Not all regions
       • Over 128KB to transition
   • Consistency
     • Read after Write (PUT - immediate)
     • Eventual (PUTS and DELETES)
   • Version Control
     • Pay per version
     • Stores all version
   • Cross Region Replication
     • Version both buckets
     • Replicates delete markers
     • Doesn't copy original - only updates
     • Doesn't replicate version deletion

2. CloudFront

   • Edge Location
     • Origin
   • Separate to Region/AZ
   • Distribution - name of CDN
   • TTLs
   • Signed URLs and Cookies
   • Geo-Restrictions
   • Alternate domain name to S3
   • Invalidations

3. Security & Encryption

   • Bucket Policy & ACLs
   • Encryption
     • In transit - SSL/TLS
     • Data at Rest
       • Server-Side - S3, KMS, Customer
     • Client-Side

4. Storage Gateway

   • On-Prem with Cloud-Base storage
   • Types
     • File Gateway (NFS)
     • Volume Gateway (iSCI)
     • Gateway Virtual Tape Library (VTL)

5. Snowball

   • Portable storage fro transport
   • Types
     • Snowball - petabyte-scale. To S3.
     • Snowball Edge - Compute capabilities
     • Snowmobile - Exabyte-scale

6. Misc

   • Transfer Acceleration
   • Static Website - domain same as bucket