Patent ID: 7565568
Filing Date: 2009-07-21
Classification: G06F,H04L

Abstract:
1. A method comprising: detecting a failure of a first virtualization device of a storage area network interconnect, wherein said storage area network interconnect is coupled to a metadata host, said metadata host is configured to maintain metadata associated with said first virtualization device, said metadata host is configured to monitor a heartbeat signal from a plurality of virtualization devices, and said first virtualization device is associated with a unique interconnect device identifier, wherein the unique interconnect device identifier identifies a virtualization device with which the unique interconnect device identifier is associated, and the unique interconnect device identifier is configured to identify the virtualization device as a target of a data transfer request; and associating said unique interconnect device identifier with a second virtualization device of said storage area network interconnect in response to said detecting, wherein said associating comprises modifying said metadata.