Windows Failover Cluster Terminology

I must admit that one of the most confusing and frustrating sets of terminology  that I encounter on a day to day basis relates to Microsoft Windows Clustering technology. So lets start by saying that a Microsoft Windows failover cluster is a collection of servers that by working together increase the availability of applications and…

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Windows 2008 Clustering, SQL and MSDTC

I have often receive queries around the configuration of MSDTC on a Windows 2008 cluster, especially when there are multiple SQL instances involved; and yesterday was a case in point. Before the introduction of Windows Server 2008 it was only possible to have a single instance of the Distributed Transaction Coordinator on a cluster irrespective…