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. 07, 2026

Filed:

Oct. 30, 2024
Applicant:

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

Inventors:

Weibing Zhang, Beijing, CN;

Lei Gao, Beijing, CN;

Chen Gong, Beijing, CN;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 11/10 (2006.01); G06F 11/1446 (2026.01);
U.S. Cl.
CPC ...
G06F 11/1469 (2013.01); G06F 2201/84 (2013.01);
Abstract

Techniques are directed to recovering data. Such techniques involve generating raw snapshots of a storage system, each of the snapshots having a snapshot ID. Such techniques further involve determining, based on the raw snapshots, at least one of attacked data blocks in the storage system, the data block of the storage system having a data block ID. Such techniques further involve determining, based on the data block ID of each data block of the at least one of the attacked data blocks, a first target snapshot having a corresponding snapshot ID, the first target snapshot having a latest unattacked replica corresponding to the data block. Such techniques further involve recovering the data block corresponding to the first target snapshot by loading the first target snapshot separately for each data block.


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