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:
Jun. 21, 2011
Filed:
Jan. 28, 2008
Naoko Ichikawa, Yokohama, JP;
Yuichi Taguchi, Sagamihara, JP;
Masayuki Yamamoto, Sagamihara, JP;
Takashi Watanabe, Odawara, JP;
Naoko Ichikawa, Yokohama, JP;
Yuichi Taguchi, Sagamihara, JP;
Masayuki Yamamoto, Sagamihara, JP;
Takashi Watanabe, Odawara, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
For a storage system which holds backup data of a first data storage extent in one or more second data storage extents in use of a first backup method, a backup status in a first backup method in a prescribed period is acquired and a first backup performance in a first backup configuration is computed based on this backup status. Meanwhile, a second backup performance in a second backup configuration is estimated based on a prescribed assumption in a prescribed period. Information is outputted based on the computed first backup performance and the estimated second backup performance.