Shared Storage for Failover Clusters

Shared disk storage is a requirement for Windows Server 2012 failover clusters using the Node and Disk Majority Quorum and the Disk Only Quorum models. Shared storage devices can be a part of any cluster configuration, and when they are used, the disks, disk volumes, or LUNs presented to the Windows systems must be presented as basic Windows disks.

All storage drivers must be digitally signed and certified for use with Windows Server 2012. Many storage devices certified for Windows Server 2003 or even Windows Server 2008 or 2008 R2 may not work with Windows Server 2012 and either simply cannot be used for failover cluster shared storage, or might require a firmware and driver upgrade to be supported.

When ...

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