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:
Nov. 08, 2011
Filed:
Apr. 16, 2009
Ross E. Zwisler, Lafayette, CO (US);
Andrew J. Spry, Wichita, KS (US);
Gerald J. Fredin, Wichita, KS (US);
Kenneth J. Gibson, Lafayette, CO (US);
Ross E. Zwisler, Lafayette, CO (US);
Andrew J. Spry, Wichita, KS (US);
Gerald J. Fredin, Wichita, KS (US);
Kenneth J. Gibson, Lafayette, CO (US);
LSI Corporation, Milpitas, CA (US);
Abstract
The present disclosure is directed to a method for communication between an initiator system and a block storage cluster. The method may comprise receiving an initial data request from the initiator system to a first storage system, a portion of the data requested in the initial data request is not stored by the first storage system, but is stored by a second storage system; retrieving the portion of the data that is stored by the second storage system; forwarding the portion of the data to the initiator system; and transmitting a referral list comprising at least one referral from the first storage system to the initiator system, wherein the initiator system is configured for maintaining a referral cache based on the referral list, and a subsequent data request initiated by the initiator system is directed to the block storage cluster based on the referral cache.