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.
Patent No.:
Date of Patent:
May. 28, 2019
Filed:
Feb. 14, 2017
Dell Products L.p., Round Rock, TX (US);
Chandrashekar Nelogal, Round Rock, TX (US);
Anand Nunna, Round Rock, TX (US);
Dell Products L.P., Round Rock, TX (US);
Abstract
In accordance with embodiments of the present disclosure, a method may include, during a cache flush of data of a cache entry from a non-volatile memory to a storage resource, wherein the non-volatile memory is integral to a persistent write-back cache and storing the data in response to a power event associated with the write-back cache: (a) calculating a calculated parity value by undertaking a read-modify-write operation with respect to the storage resource; and (b) storing the calculated parity value and a target address of the storage resource associated with the calculated parity value in a parity journal.