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. 23, 2022

Filed:

Mar. 14, 2019
Applicant:

Netapp Inc., Sunnyvale, CA (US);

Inventors:

Amit V. Panara, Bangalore, IN;

Chaitanya V. Patel, Orange, CA (US);

Hrishikesh Keremane, Sunnyvale, CA (US);

Pankti Vinay Majmudar, Sunnyvale, CA (US);

Santhosh Unnikrishnan, Kerala, IN;

Sravan Kumar Elpula, Santa Clara, CA (US);

Susan M. Coatney, Cupertino, CA (US);

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 11/00 (2006.01); G06F 11/20 (2006.01); G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 11/2092 (2013.01); G06F 3/067 (2013.01); G06F 3/0617 (2013.01); G06F 3/0632 (2013.01); G06F 3/0653 (2013.01); G06F 11/2017 (2013.01); G06F 3/0629 (2013.01); G06F 11/2071 (2013.01); G06F 11/2097 (2013.01);
Abstract

During a storage redundancy giveback from a first node to a second node following a storage redundancy takeover from the second node by the first node, the second node is initialized in part by receiving a node identification indicator from the second node. The node identification indicator is included in a node advertisement message sent by the second node during a giveback wait phase of the storage redundancy giveback. The node identification indicator includes an intra-cluster node connectivity identifier that is used by the first node to determine whether the second node is an intra-cluster takeover partner. In response to determining that the second node is an intra-cluster takeover partner, the first node completes the giveback of storage resources to the second node.


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