Glacier_Architecture.md

Glacier Architecture

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• Useful Links:

  • Amazon S3 Glacier Data Retrieval Policies
  • Retrieving Vault Metadata in Amazon S3 Glacier
  • Downloading a Vault Inventory in Amazon S3 Glacier
  • Amazon S3 Glacier Vault Lock
  • Working with Archives in Amazon S3 Glacier

• Exam Tips:

  • Historically it was technically its own product.
  • Used for long-term archival storage.
  • Vaults contain archives.
  • Accounts can contain 1000 vaults per region.
  • Descriptions can only be added to an archive when it is uploaded!
  • There are no user-defined metadata fields. Only unique ID plus optional description. See above for description restrictions.
  • Cannot be edited, only deleted and re-uploaded.
    • Receives a new unique ID.
  • Cannot see data within the archive.
  • Speeds:

Speed Type	Time to complete
Expedited	1-5 Minutes*
Standard	3-5 Hours
Bulk**	5-12 Hours

* For anything below 250 MB archives. ** Best economic option for large jobs.