The remote mirroring function of the XIV Storage System provides a real-time copy between two or more XIV storage systems supported over Fibre Channel (FC) or iSCSI links. This feature provides a method to protect data from site failures.
Remote mirroring can be a synchronous copy solution where a write operation is completed on both copies (local and remote sites) before an acknowledgement is returned to the host that issued the write (see Chapter 5, “Synchronous Remote Mirroring” on page 113
). This type of remote mirroring is ...