![[EN] Why Does Always On Fail Even When Everything Looks Healthy? A Production Case Involving WSFC Heartbeats and Lease Behavior](https://kadirkozan.com/wp-content/uploads/2026/09/SQL-Logo-1024x376.png){kind=logo}
Posted inMicrosoft SQL Server
[EN] Why Does Always On Fail Even When Everything Looks Healthy? A Production Case Involving WSFC Heartbeats and Lease Behavior
In high-availability environments, the most misleading incidents are not always the ones where a server completely goes offline. Sometimes every server is reachable, services are running, resource utilization looks normal,…
