Storage controller and data management method

Upon receiving a primary/secondary switching command from a secondary host system, a secondary storage control device interrogates a primary storage control device as to whether or not yet to be transferred data that has not been remote copied from the primary storage control device to the secondary...

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Bibliographic Details
Main Authors KODAMA SHOJI, NAGATA KOJI, MOGI KATSUO, YAGISAWA IKUYA
Format Patent
LanguageEnglish
Published 08.11.2007
Subjects
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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