Fortinet provides capabilities for Azure, allowing you to deploy FortiGate-VMs as part of a scale set. New instances are created or existing instances are removed based on predefined policies such as CPU utilization or network throughput exceeding a threshold (e.g., 70%). This approach is ideal for fluctuating traffic patterns.
Firewall performance degrades as inspection levels deepen. Sizing models must account for this performance curve: fortigate vm sizing azure