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:
Oct. 02, 2012
Filed:
Nov. 13, 2009
Kazuichi Oe, Kawasaki, JP;
Tatsuo Kumano, Kawasaki, JP;
Yasuo Noguchi, Kawasaki, JP;
Yoshihiro Tsuchiya, Kawasaki, JP;
Kazutaka Ogihara, Kawasaki, JP;
Masahisa Tamura, Kawasaki, JP;
Tetsutaro Maruyama, Kawasaki, JP;
Takashi Watanabe, Kawasaki, JP;
Kazuichi Oe, Kawasaki, JP;
Tatsuo Kumano, Kawasaki, JP;
Yasuo Noguchi, Kawasaki, JP;
Yoshihiro Tsuchiya, Kawasaki, JP;
Kazutaka Ogihara, Kawasaki, JP;
Masahisa Tamura, Kawasaki, JP;
Tetsutaro Maruyama, Kawasaki, JP;
Takashi Watanabe, Kawasaki, JP;
Fujitsu Limited, Kawasaki, JP;
Abstract
A management apparatus and method that manage a storage system, in which an access node and a storage node, with which the management apparatus is in communication via the network. The management apparatus includes a logical volume judging unit that acquires a plurality of processing requests to each of the plurality of storage areas, references a logical volume allocation information storage unit that stores a correspondence relationship between the plurality of storage areas and the plurality of logical volumes in the storage node, and judges a logical volume corresponding to a storage area to become a processing object of each processing request, and a processing request breakdown calculating unit that counts an acquisition count of each processing request for each logical volume based on a judgment result by the logical volume judgment unit, and calculates a proportion of each acquisition count to a total of respective acquisition counts.