PostThe SQL Server DBA’s Guide to Windows Server Failover Clustering: The Engine Under the Hood – Part 1

“How can you expect to fix the engine if you don’t even know how it works?” – my friendly neighborhood car mechanic.   My 20-year old Nissan X-Trail has been misbehaving recently.   I can understand that, given how old it is, it has served it’s purpose.   But, no. It still drives great and […]

PostThe SQL Server DBA’s Guide to Windows Server Failover Clustering: The Interaction From a 10,000-ft View

I’ve always wanted to become a pilot ever since I was a kid. It’s one of the reasons I love traveling.   I finally decided to pursue my childhood dream and scheduled an introductory flight. And it was a blast.     There were preliminary lessons before we got on the plane. Not a full […]

PostThe SQL Server DBA’s Guide to Windows Server Failover Clustering: Introduction

Ever wonder what goes on under-the-hood when you deploy a SQL Server Always On Availability Groups (AGs) for high availability?   I’ve been writing about AGs since it was introduced in 2012. Back when there wasn’t a lot of documentation available about the feature, we relied on direct interaction with the product team and conversations […]