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:
Jul. 22, 2025

Filed:

Dec. 28, 2023
Applicant:

Netapp Inc., San Jose, CA (US);

Inventors:

Ananthan Subramanian, San Ramon, CA (US);

Matthew Fontaine Curtis-Maury, Apex, NC (US);

Ram Kesavan, Los Altos, CA (US);

Vinay Devadas, Apex, NC (US);

Assignee:

NetApp, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); G06F 9/30 (2018.01); G06F 9/44 (2018.01); G06F 9/448 (2018.01); G06F 11/07 (2006.01);
U.S. Cl.
CPC ...
G06F 3/064 (2013.01); G06F 3/0619 (2013.01); G06F 3/0631 (2013.01); G06F 3/0665 (2013.01); G06F 3/0679 (2013.01); G06F 9/30189 (2013.01); G06F 9/4498 (2018.02); G06F 11/0772 (2013.01);
Abstract

Techniques are provided for data management across a persistent memory tier and a file system tier. A block within a persistent memory tier of a node is determined to have up-to-date data compared to a corresponding block within a file system tier of the node. The corresponding block may be marked as a dirty block within the file system tier. Location information of a location of the block within the persistent memory tier is encoded into a container associated with the corresponding block. In response to receiving a read operation, the location information is obtained from the container. The up-to-date data is retrieved from the block within the persistent memory tier using the location information for processing the read operation.


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