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:
Aug. 01, 2023

Filed:

Jul. 13, 2022
Applicant:

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

Inventors:

Constantine Sapuntzakis, Palo Alto, CA (US);

Marco Sanvido, Belmont, CA (US);

Timothy Brennan, San Francisco, 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 3/061 (2013.01); G06F 3/064 (2013.01); G06F 3/065 (2013.01); G06F 3/067 (2013.01); G06F 3/0619 (2013.01); G06F 3/0665 (2013.01); G06F 3/0688 (2013.01);
Abstract

A method of performing partial redundant array of independent disks (RAID) stripe parity calculations is disclosed. The method includes receiving a last portion of a RAID stripe among multiple portions of the RAID stripe, all portions for a successful write of the RAID stripe being previously received except for the last portion. The method also includes calculating a parity value based on the last portion of the RAID stripe and a previous parity value without calculating the parity value using a previous portion of the RAID stripe. The method further includes writing of the RAID stripe.


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