Achieving High Availability with Failover Clustering
Taking high availability to the next level for enterprise services often means creating a failover cluster. In a failover cluster, all of the clustered application or service resources are assigned to one node or server in the cluster. Commonly clustered applications are SQL Server and Exchange Server; commonly clustered services are File and Print. Since the differences between a clustered application and a clustered service are primarily related to the number of functions or features, for simplicity we will refer to both as clustered applications.
If there is a failure of the primary node, or if the primary node is taken offline for maintenance, the clustered application is started on another ...
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