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.
Patent No.:
Date of Patent:
Sep. 09, 2014
Filed:
Apr. 01, 2013
Applicants:
Assaf Natanzon, Tel Aviv, IL;
Yuval Aharoni, Kfar Saba, IL;
Inventors:
Assaf Natanzon, Tel Aviv, IL;
Yuval Aharoni, Kfar Saba, IL;
Assignee:
EMC International Company, Hamilton, BM;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G06F 11/14 (2006.01); G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 11/1451 (2013.01); G06F 11/1458 (2013.01); G06F 3/0631 (2013.01); G06F 3/0665 (2013.01);
Abstract
In one aspect, a method includes forming a virtualized grid consistency group to replicate a logical unit, running a first grid copy on a first data protection appliance (DPA) replicating a first portion of the logical unit, running a second grid copy on a second DPA replicating a second portion of the logical unit, sending IOs to the first DPA if the IOs are to a first set of offsets and sending IOs to the second DPA if the IOs are to a second set of offsets.