The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 26, 2016
Filed:
Jun. 20, 2011
Koichi Doi, Kawasaki, JP;
Koichi Doi, Kawasaki, JP;
FUJITSU LIMITED, Kawasaki, JP;
Abstract
A storage control apparatus includes a memory configured to store access management information concerning access from a host to each of a plurality of logical volumes, and a controller configured to refer to the access management information read from the memory, when receiving an entirety of updated data from the host, to set a write mode for data transfer from each of the plurality of logical volumes to the corresponding physical volume on the basis of the access management information to one of a difference data write mode in which difference data indicating a difference between an entirety of data stored in a storage apparatus and the entirety of updated data is written into a storage apparatus and an entire data write mode in which the entirety of updated data is written into the storage apparatus.