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:
Oct. 07, 2025

Filed:

Apr. 06, 2023
Applicant:

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

Inventors:

Sohan Shetty, Bangalore, IN;

Anoop Vijayan, Karnataka, IN;

Akhil Kaushik, San Jose, CA (US);

Rohit Chaudhary, Uttar Pradesh, IN;

Assignee:

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

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 11/20 (2006.01); G06F 3/06 (2006.01); G06F 11/16 (2006.01);
U.S. Cl.
CPC ...
G06F 11/2092 (2013.01); G06F 3/0617 (2013.01); G06F 3/0653 (2013.01); G06F 3/0683 (2013.01); G06F 11/1662 (2013.01);
Abstract

Systems and methods include negotiating a primary bias state for primary and secondary storage sites when a mediator is temporarily unavailable for a multi-site distributed storage system. In one example, a computer-implemented method comprises detecting, with the primary storage site having a primary storage cluster, a temporary loss of connectivity to a mediator or a failure of the mediator. The computer-implemented method includes negotiating the primary bias state and setting the primary bias state on a secondary storage cluster of the secondary storage site when the secondary storage cluster detects a temporary loss of connectivity to the mediator, determining whether the primary storage cluster receives a confirmation of the secondary storage cluster setting the primary bias state, and setting the primary bias state on the primary storage cluster when the primary storage cluster receives the confirmation.


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