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Author: Tianle Yuan

Availability Zone and Region⚓︎


What is Region?

A region in AWS represents a separate geographic area. If you have used AWS before, you must have seen this picture:

picture 2

Each AWS region is isolated and operates independently from other regions.

Availability Zone⚓︎

What is Availability Zone?

Availability zones are highly available data centers within each AWS region. Each availability zone has independent power, cooling and networking.

The availability zones within each region are connected via low-latency links to provide replication and fault tolerance.

Relation: AZ and Region⚓︎

The relationship between Region and Availability Zone can be seen in the picture below:

picture 3


Last update: December 6, 2022 19:56:40
Created: November 21, 2022 00:19:55