(Cross-posted from the Microsoft SharePoint Team Blog)
For administrators of large SharePoint server farms, a newly-published article describes how to update server farms that use database mirroring, while incurring minimal perceived downtime for users. This solution is for enterprise customers who have high-availability needs and infrastructure. This article describes a step-by-step process for Office SharePoint Server farms that incorporate SQL Server mirroring. You can achieve similar results on Office SharePoint Server farms that are set up in a clustered server environment.
In brief, the solution requires that you:
To read the full solution, see Configure a server farm for minimal downtime during software updates.