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Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Hideo Tabuchi1
Toshio Nakano1
Kiichiro Urabe1
Hiroshi Ohno1
Date of Patent
February 24, 2009
1Patent Application Number
109923121
Date Filed
November 17, 2004
1Patent Primary Examiner
Patent abstract
A method for copying information from a first storage subsystem to a second storage subsystem is disclosed. The first and second storage subsystems are provided in a data storage system. The method comprises transmitting first data block from the first storage subsystem to the second storage subsystem, the first storage subsystem being associated with a first host computer and the second storage subsystem being associated with a second host computer; and transmitting first attribute information from the first storage subsystem to the second storage subsystem without intervention from the first host computer.
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