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:
Nov. 21, 2023

Filed:

Nov. 29, 2021
Applicant:

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

Inventors:

Ram Kesavan, Los Altos, CA (US);

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

Abdul Basit, Morrisville, NC (US);

Vinay Devadas, Apex, NC (US);

Ananthan Subramanian, San Ramon, CA (US);

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G06F 3/06 (2006.01); G06F 11/14 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0659 (2013.01); G06F 3/067 (2013.01); G06F 3/0619 (2013.01); G06F 3/0644 (2013.01); G06F 3/0653 (2013.01); G06F 3/0683 (2013.01); G06F 11/1417 (2013.01); G06F 11/1464 (2013.01); G06F 11/1469 (2013.01);
Abstract

Techniques are provided for implementing write ordering for persistent memory. A set of actions are identified for commitment to persistent memory of a node for executing an operation upon the persistent memory. An episode is created to comprise a first subset of actions of the set of actions that can be committed to the persistent memory in any order with respect to one another such that a consistent state of the persistent memory can be reconstructed in the event of a crash of the node during execution of the operation. The first subset of actions within the episode are committed to the persistent memory and further execution of the operation is blocked until the episode completes.


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