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:
Dec. 29, 2015
Filed:
Dec. 08, 2011
Yujiro Ichikawa, Tokyo, JP;
Yoshifumi Takamoto, Tokyo, JP;
Takashi Tameshige, Tokyo, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A method of controlling a virtual machine, including: detecting a predetermined trigger by a management server; acquiring a relationship between a virtualization unit and a virtual machine operated on a physical computer; specifying a virtual machine as a migration target based on preset trigger definition information; determining a physical computer of a migration destination based on a preset first control pattern to generate a first plan to migrate the virtual machine as the migration destination; transforming the first control pattern to a second control pattern; generating a second plan to migrate the virtual machine as the migration destination; performing arithmetic an evaluation value of the first plan and an evaluation value of the second plan; selecting one of the evaluation values meeting a predetermined condition as an execution plan; and migrating by the management server the virtual machine as the migration target based on the selected execution plan.