An apparatus and method for enhancing data availability by implementing inter-storage-unit communication in a data processing system. A Remote Volume Mirroring (RVM) system may be leveraged according to the present invention to provide volume failover by enhancing the functionality of the arrays, in...http://www.google.com/patents/US20040153717?utm_source=gb-gplus-sharePatent US20040153717 - Apparatus and method for enhancing data availability by implementing inter-storage-unit communication
