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SQL Server Support Blog

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Diagnose Unexpected Failover or Availability Group in RESOLVING State

Former Employee

Jan 16, 2019

First published on MSDN on Nov 26, 2014 AlwaysOn availability groups use Windows Cluster to 1) detect the health of the SQL Server process that hosts the primary replica, and 2) to fail over the ...

Updated May 16, 2025

Version 4.0

high availability

troubleshooting

mssql-support

Former Employee

Joined January 15, 2019

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SivertSolem

Iron Contributor

May 19, 2025

I was notified that this article had been recently updated, and did a quick scan.
The link [How It Works: SQL Server AlwaysOn Lease Timeout](devblogs) leads to a nginx 403 Forbidden page for me.

Is it possible it's intended target is [How It Works: SQL Server AlwaysOn Lease Timeout | Microsoft Community Hub]?