Azure Availability Sets to distribute VMs across fault domains and update domains within a single region, ensuring high availability during planned maintenance activities.

Azure Virtual Machine Scale Sets to automatically scale the number of VMs within a single region based on demand, ensuring performance during peak loads.

Azure Load Balancer to distribute incoming traffic evenly across VMs within a single region, improving application responsiveness.

Azure Traffic Manager to route user traffic to the nearest healthy region based on geographic location, ensuring high availability and low latency while complying with data residency requirements.