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:
Sep. 23, 2014

Filed:

Nov. 29, 2012
Applicant:

Hitachi, Ltd., Tokyo, JP;

Inventors:

Shuji Nakamura, Yokohama, JP;

Akira Fujibayashi, Sagamihara, JP;

Mutsumi Hosoya, Fujimi, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); H04L 29/08 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0676 (2013.01); G06F 3/0613 (2013.01); G06F 3/0656 (2013.01); G06F 3/0658 (2013.01); G06F 3/067 (2013.01); H04L 67/1002 (2013.01); H04L 67/1097 (2013.01);
Abstract

Host-connected storage system, including: channel adaptor with local router having processor and transfer list index/processor number information, and a protocol processor for host and router data exchange; and plural storage nodes each including a processor and disk drive and providing the disk drive to the host as a logical unit, wherein processor number information including logical unit and processor number of the node, wherein transfer list index/processor number information including processor number identifying the processor and index information identifying a transfer list including instruction sent to the protocol processor, wherein the router determines a first processor transfer destination of a write request via the processor number information on receiving the write request from the host through the protocol processor, wherein the first processor generates a first transfer list including processing instructed to the protocol processor, and first index information indexing the first transfer list on receiving the write request.


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