To enhance resiliency during storage service maintenance operations, SMB volumes used by Citrix App Layering, FSLogix user profile containers and Microsoft SQL Server on Microsoft Windows Server can be enabled with Continuous Availability. Continuous Availability enables SMB Transparent Failover to eliminate disruptions as a result of service maintenance events and improves reliability and user experience. This feature is now Generally Available. It can be enabled on new or existing SMB volumes.
Learn more:
What's new in Azure NetApp Files
Application resiliency FAQ
Create an SMB volume for Azure NetApp Files