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Ravi Sir's Cards › Chapter 45: Terraform 3-Tier Architecture in a Single Availability Zone

Why would you build a 3-tier app in a single Availability Zone, and what is the risk?

Why would you build a 3-tier app in a single Availability Zone, and what is the risk? An Availability Zone (AZ) is one data centre group inside an AWS Region. One AZ is cheaper and simpler: one NAT, one server per tier. The risk: if that AZ has an outage, the whole app is down.

Why would you build a 3-tier app in a single Availability Zone, and what is the risk? An Availability Zone (AZ) is one data centre group inside an AWS Region. One AZ is cheaper and simpler: one NAT, one server per tier. The risk: if that AZ has an outage, the whole app is down.
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Lesson: 45.1 The single-AZ 3-tier design, file layout and network · मराठी card