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SQL Server 2017 Administrator's Guide
book

SQL Server 2017 Administrator's Guide

by Marek Chmel
December 2017
Intermediate to advanced
434 pages
10h 14m
English
Packt Publishing
Content preview from SQL Server 2017 Administrator's Guide

Always On Failover Cluster

An Always On Failover Cluster (FCI) is an instance-level protection mechanism, which is based on top of a Windows Failover Cluster Feature (WFCS). SQL Server instance will be installed across multiple WFCS nodes, where it will appear in the network as a single computer.

All the resources that belong to one SQL Server instance (disk, network, names) can be owned by one node of the cluster and, during any planned or unplanned event like a failure of any server component, these can be moved to another node in the cluster to preserve operations and minimize downtime, as shown in the following image:

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Publisher Resources

ISBN: 9781786462541