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:
Jul. 29, 2025

Filed:

Nov. 28, 2022
Applicant:

Dell Products L.p., Hopkinton, MA (US);

Inventors:

Melissa Flynn, North Attleboro, MA (US);

David Goncalves, Acushnet, MA (US);

Evan Jones, Glenville, NY (US);

Brett Quinn, Cotuit, MA (US);

Assignee:

Dell Products L.P., Hopkinton, MA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 11/00 (2006.01); G06F 11/20 (2006.01);
U.S. Cl.
CPC ...
G06F 11/2069 (2013.01); G06F 11/2082 (2013.01); G06F 2201/84 (2013.01);
Abstract

Recovery of a primary image is facilitated by using consistent snapshots on a primary storage array and consistent snapshots on a secondary storage array to avoid the need to transmit entire secondary replicas of storage objects from the secondary storage array to the primary storage array. Consistent snaps of the primary replicas are generated by the primary storage array. Consistent snaps of the secondary replicas are generated by the secondary storage array. The primary image is recovered by linking consistent snaps on the primary storage array to primary staging volumes, linking consistent snaps on the secondary storage array to secondary staging volumes, synchronizing the primary and secondary staging volumes, and migrating host IO traffic to the synchronized staging volumes.


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