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. 02, 2025

Filed:

May. 31, 2018
Applicant:

Pure Storage, Inc., Mountain View, CA (US);

Inventors:

Hari Kannan, Sunnyvale, CA (US);

Robert Lee, San Carlos, CA (US);

Assignee:

PURE STORAGE, INC., Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 11/10 (2006.01); G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 11/1076 (2013.01); G06F 3/0619 (2013.01); G06F 3/064 (2013.01); G06F 3/0659 (2013.01); G06F 3/0689 (2013.01);
Abstract

A geometry-aware method of writing parity, performed by a storage system is provided. The method includes writing data, using error correction coding, to a RAID stripe comprising a plurality of allocation units of storage memory of the storage system, and writing one or more parity pages comprising parity data for a block having a portion of the data of the RAID stripe in one of the plurality of allocation units of the RAID stripe to a targeted differing word line of the block or a differing block, the parity data for the block distinct from the error correction coding of the RAID stripe.


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