AWS Global Infrastructure

  • Amazon cloud computing resources are hosted in multiple locations world-wide.​
  • These locations are composed of AWS Regions and Availability Zones (AZ).​
  • AWS Region is a separate geographic area.
  • Each AZ is a physical data center in the region​
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AWS Global Infrastructure (Image source: aws.amazon.com)

Availability Zones

  • Availability Zone is one or more discrete data centers with redundant power, networking, and connectivity in an AWS Region.​
  • AZs in an AWS Region are interconnected with high-bandwidth, low-latency networking, over fully redundant, dedicated metro fiber providing high-throughput.​
  • Each availability zones are isolated from disasters.​
  • Some resources does not require regions and are termed as global.​
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