Configuring the Cluster Quorum Witness Disk
Live migration with shared storage requires a Windows Server 2012 cluster configured to use shared storage. Typically, these are LUNs provisioned on an iSCSI or Fibre Channel SAN. One LUN will be used as the witness disk for quorum and another will be used as a CSV to store the virtual machine images. The CSV will be configured later in this chapter.
The LUN for the shared witness quorum disk must be configured before the cluster is formed, so that cluster manager can configure the cluster properly. Connect this LUN via iSCSI or Fibre Channel to both nodes you will use for the cluster. The disk must be initialized and formatted with an NTFS file format prior to cluster use. When properly configured, ...
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