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:
Aug. 16, 2016

Filed:

Nov. 14, 2011
Applicant:

Shigeki Arata, Tokyo, JP;

Inventor:

Shigeki Arata, Tokyo, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 11/00 (2006.01); G06F 11/20 (2006.01);
U.S. Cl.
CPC ...
G06F 11/2033 (2013.01); G06F 11/20 (2013.01);
Abstract

An exemplary management system stores computer performance management information, I/O performance management information regarding communication by I/O adapters, and priority management information associating a priority of a failover destination pair candidate including failover destination computer and destination I/O adapter candidates with a relationship between a failover source computer and destination computer candidate and with an I/O performance relationship between failover source and destination I/O adapter candidates. The management system determines failover destination pair candidates, each including failover destination computer and I/O adapter candidates. The management system determines a priority of each failover destination pair candidates with reference to the computer and I/O performance management information, and the priority management information based on a performance relationship between the active computer and the failover destination computer candidate and on a performance relationship between the active I/O adapter and the failover destination I/O adapter candidate.


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