Storage system and method for acquisition and utilization of snapshots

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7028140
SERIAL NO

10902031

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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There are provided a mainframe 1 constituting a host device and a disk array system 2 having logical volumes (LDEV) 30 connected with the mainframe 1. The mainframe 1 is provided with an input/output device configuration definition information storage section 14 that stores the address of an LDEV 30a. By referring to the input/output device configuration definition information storage section 14, a command is then issued giving an instruction to perform back-up of the LDEV 30a specifying the address of the LDEV 30a. The disk array system 2 receives the back-up command, specifies the generation to which the LDEV 30a is to be backed up and backs up to an LDEV 30b to 30d corresponding to the specified generation.

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Patent Owner(s)

  • HITACHI, LTD.

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Innan, Masataka Odawara, JP 28 398
Shimada, Akinobu Chigasaki, JP 66 1352
Tabuchi, Hideo Odawara, JP 52 829

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