Storage controller and data management method

• Main Authors: YAGISAWA, IKUYA, NAGATA, KOJI, KODAMA, SHOJI, MOGI, KATSUO
• Format: Patent
• Language: English; French; German
• Published: 01.08.2007
• Subjects: CALCULATING; COMPUTING; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; PHYSICS

This storage controller providing a volume for storing data transmitted from a host system includes a management unit for managing the data written in the volume with a first block area, or a second block area in the first block area which is smaller than the first block area; a snapshot acquisition...