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:
Sep. 02, 2025

Filed:

Jun. 23, 2022
Applicant:

Dell Products L.p., Round Rock, TX (US);

Inventors:

Peniel Charles, Bangalore, IN;

Venkatesh Doddamane Nagaraj, Bangalore, IN;

Amit Pundalik Anchi, Bangalore, IN;

Assignee:

Dell Products L.P., Round Rock, TX (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/00 (2006.01); G06F 3/06 (2006.01); G06F 12/0815 (2016.01);
U.S. Cl.
CPC ...
G06F 3/064 (2013.01); G06F 3/0604 (2013.01); G06F 3/0635 (2013.01); G06F 3/0659 (2013.01); G06F 3/0683 (2013.01); G06F 12/0815 (2013.01);
Abstract

An apparatus in one embodiment comprises at least one processing device configured to store a mapping for each of a plurality of logical storage devices of a storage system, the mapping for a given one of the logical storage devices assigning different ranges of logical block addresses of that logical storage device to respective different cache entities of the storage system. The at least one processing device is further configured to receive at least one mapping-related communication from at least one of first and second host devices that have shared access to the given logical storage device, to modify the stored mapping for the given logical storage device based at least in part on the at least one received mapping-related communication, and to send at least one mapping-related communication to at least one of the first and second host devices based at least in part on the modified stored mapping.


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