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:
Oct. 07, 2025

Filed:

Jan. 23, 2024
Applicant:

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

Inventors:

Geng Han, Beijing, CN;

Vamsi K. Vankamamidi, Hopkinton, MA (US);

Uri Shabi, Tel Mond, IL;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0619 (2013.01); G06F 3/0644 (2013.01); G06F 3/0659 (2013.01); G06F 3/0689 (2013.01);
Abstract

A technique is directed to providing data storage resiliency. The technique includes, after losing access to a storage device that provides storage to a storage extent, performing a degraded write operation that writes data to a first line of the storage extent. The technique further includes setting a first indicator to indicate that the first line was written to while access to the storage device was lost and while a second indicator continues to indicate that a second line of the storage extent was not written to. The technique further includes, after regaining access to the storage device and in response to the first indicator indicating that the first line was written to in the degraded write operation, performing a resiliency operation that constructs additional data from the data written in the first line to increase data storage resiliency of the storage extent.


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