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Advantages of stretch MetroCluster configurations

MetroCluster configurations provide the same advantages of mirroring as mirrored HA pairs, with the additional ability to initiate failover if an entire site becomes lost or unavailable.

For MetroCluster configuration on disks, the advantages of a stretch MetroCluster configuration are as follows:

For MetroCluster configurations with V-Series systems using array LUNs, the advantages of a stretch MetroCluster configuration are as follows:

In addition, a MetroCluster configuration provides the cf forcetakeover -d command, giving you a single command to initiate a failover if an entire site becomes lost or unavailable. If a disaster occurs at one of the node locations and destroys your data there, your data not only survives on the other node, but can be served by that node while you address the issue or rebuild the configuration.