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:
Aug. 30, 2011
Filed:
Feb. 17, 2010
Kunihiko Nashimoto, Odawara, JP;
Noboru Furuumi, Yokohama, JP;
Kunihiko Nashimoto, Odawara, JP;
Noboru Furuumi, Yokohama, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A virtualization method for a storage system recognizes one or more logical devices located in a first and second storage apparatus and defined in a host apparatus as being connected to a channel, based on an inquiry command sent from the host apparatus when the channel comes on-line; detects one or more logical devices among the one or more logical devices defined in the host apparatus as being connected to the channel and located in the first and second storage apparatus, based on the recognition result; sets, based on the detection result, one or more virtual volumes in the first storage apparatus, respectively corresponding to the one or more logical devices in the second storage apparatus; and sets a first logical path between each of the set one or more virtual volumes and each of the corresponding one or more logical devices in the second storage apparatus.