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:
Dec. 16, 2014

Filed:

Mar. 31, 2012
Applicants:

Philip Derbeko, Modiin, IL;

Constantine Antonovich, Ramat Gan, IL;

Alexandr Veprinsky, Brookline, MA (US);

Arieh Don, Newton, MA (US);

Kevin Martin, Dracut, MA (US);

Inventors:

Philip Derbeko, Modiin, IL;

Constantine Antonovich, Ramat Gan, IL;

Alexandr Veprinsky, Brookline, MA (US);

Arieh Don, Newton, MA (US);

Kevin Martin, Dracut, MA (US);

Assignee:

EMC Corporation, Hopkinton, MA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/02 (2006.01); G06F 3/06 (2006.01); G06F 11/20 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0617 (2013.01); G06F 11/2069 (2013.01);
Abstract

A method, computer program product, and computing system for receiving a Mode Select command concerning a logical unit number (LUN) from a first host, wherein the Mode Select command defines control information and host identifier information concerning the first host, and the LUN is currently being controlled by a second host. The Mode Select command is processed to determine if the control information and host identifier information included within the Mode Select command signifies an intent by the first host to seize control of the LUN from the second host. If the control information and host identifier information signifies an intent to seize control of the LUN from the second host, the control information and host identifier information included within the Mode Select command is written to a buffer associated with the LUN, wherein the buffer includes a control field and a globally unique identifier (GUID) field.


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