Townsend and Townsend and Crew LLP
Data storage system
The present invention is a control technique for a data storage system, for performing exclusive control of duplicated volumes generated among separately established storage devices having a remote copy function, and uniquely determining the host device having exclusive control of duplicated volumes.
Hitachi, Ltd.
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G06F G06F G06F
inventional inventional inventional
Naoki Kiichiro Toshio
Hino Urabe Nakano