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.

Date of Patent:
Dec. 25, 2018

Filed:

Jan. 29, 2015
Applicant:

Hitachi, Ltd., Chiyoda-ku, Tokyo, JP;

Inventors:

Nobuhiro Yokoi, Tokyo, JP;

Mutsumi Hosoya, Tokyo, JP;

Kazushi Nakagawa, Tokyo, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 13/28 (2006.01); G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0655 (2013.01); G06F 3/067 (2013.01); G06F 3/0613 (2013.01); G06F 13/28 (2013.01);
Abstract

A computer system includes a first storage control module and at least one server module. The first storage control module includes plural storage processors. Each server module includes a server processor and a server I/F connected to the server processor and at least two of the plurality of storage processors. The sever I/F of an issuance server which is any one of the at least one server module specifies the storage processor by referring to sorting information in which identification information of the issuance server of an I/O request issued by the server processor of the issuance server, identification information of a destination storage area of the I/O request, and identification information of the storage processor in charge of the destination storage area are correlated with each other, and sends a command based on the I/O request to the specified storage processor.


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