Patent ID: 7158973
Filing Date: 2007-01-02
Classification: G06F

Abstract:
1. Apparatus for managing, from a computer at a central location, a storage virtualization engine consisting of a plurality of existing volume manager programs, each volume manager program running on a host server having a local memory in one of a plurality of networked nodes and managing storage connected to the host server by an existing switch fabric, the apparatus comprising: means operating in the computer at the central location that sends a command to one of the plurality of nodes to cause a volume manager located at that node to perform a desired operation on storage located at that node via the existing switch fabric; and means operating in the computer at the central location that is responsive to the command for sending additional commands to existing volume manager programs running on host servers in nodes other than the one node in order to synchronize information in the local memory of each host server so that the storage located at all of the nodes appears to be a single virtual storage pool.