Search⌘ K
AI Features

Availability Sets

Explore the purpose and design of Azure VM availability sets to maintain high availability. Understand how availability sets distribute VMs across fault and update domains to protect applications from downtime. Learn best practices for structuring availability sets to maximize service reliability.

Need for availability sets

When building an Azure VM, it can be difficult to keep your VMs in separate vaults and update domains. You can’t simply to say, “I want this VM here and the datacenter B on that server there". Instead, you have to assign VMs to availability sets.

You can specify where a server is in Azure if you have Microsoft provision ...