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:
Aug. 07, 2012
Filed:
Sep. 22, 2011
Masayasu Asano, Yokohama, JP;
Masayuki Yamamoto, Sagamihara, JP;
Yuichi Taguchi, Sagamihara, JP;
Kenichi Kihara, Yokohama, JP;
Masayasu Asano, Yokohama, JP;
Masayuki Yamamoto, Sagamihara, JP;
Yuichi Taguchi, Sagamihara, JP;
Kenichi Kihara, Yokohama, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A control device of a storage system that includes a plurality of storage devices including a first type of storage device, including: a memory which stores an archive deadline of archive target data which are a target of archiving by the storage system and a warranty deadline which is a quality warranty deadline of parity groups configured by two or more of the first type of storage devices; a controller which stores the archive target data in the parity groups configured by two or more of the first type of storage device, and wherein the parity group storing the archive target data is a parity group whose warranty deadline is near the archive deadline of the archive target data, among a plurality of the parity groups.