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. 15, 2023

Filed:

Nov. 05, 2019
Applicant:

Emc Ip Holding Company, Llc, Hopkinton, MA (US);

Inventors:

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

Philippe Armangau, Acton, MA (US);

Socheavy D. Heng, Framingham, MA (US);

Assignee:

EMC IP Holding Company, LLC, Hopkinton, MA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 11/00 (2006.01); G06F 11/07 (2006.01); G06F 11/14 (2006.01); G06F 1/30 (2006.01); G06F 11/30 (2006.01); G06F 12/0882 (2016.01); G06F 11/20 (2006.01);
U.S. Cl.
CPC ...
G06F 11/073 (2013.01); G06F 1/30 (2013.01); G06F 11/1435 (2013.01); G06F 11/1469 (2013.01); G06F 11/2084 (2013.01); G06F 11/3037 (2013.01); G06F 12/0882 (2013.01);
Abstract

A method, computer program product, and computing system for processing memory page metadata received from a cache memory system within a data storage system to determine if the memory page metadata includes corruption due to a power failure event; if the memory page metadata includes post-acknowledgement data corruption, initiating a data recovery process to attempt to recover content associated with the post-acknowledgement data corruption; and if the memory page metadata includes pre-acknowledgement data corruption, reobtaining content associated with the pre-acknowledgement data corruption.


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