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:
Sep. 12, 2017

Filed:

Jul. 15, 2015
Applicant:

Netapp Inc., Sunnyvale, CA (US);

Inventors:

Hrishikesh Keremane, Sunnyvale, CA (US);

Iswarya Ayyappan, Bangalore, IN;

Allen Rintoul Keeranchira Joseph, Kerala, IN;

Vaiapuri Ramasubramaniam, Banglaore, IN;

Jitendra Pratap Singh Chauhan, Banglaore, IN;

Assignee:

NetApp, Inc., Sunnyvale, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 11/00 (2006.01); G06F 11/20 (2006.01);
U.S. Cl.
CPC ...
G06F 11/2069 (2013.01); G06F 11/2058 (2013.01);
Abstract

One or more techniques and/or systems are provided for dynamic mirroring. A first storage node and the second storage node within a first storage cluster may locally mirror data between one another based upon a local failover partnership. The first storage node and a third storage node within a second storage cluster may remotely mirror data between one another based upon a primary disaster recovery partnership. If the third storage node fails, then the first storage node may remotely mirror data to a fourth storage node within the second storage cluster based upon an auxiliary disaster recovery partnership. In this way, data loss protection for the first storage node may be improved, such that the fourth storage node provide clients with access to mirrored data from the first storage node in the event the second storage node and/or the third storage node are unavailable when the first storage node fails.


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