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:
Apr. 19, 2016
Filed:
Mar. 30, 2012
Vamsikrishna Sadhu, Bangalore, IN;
Brian R. Gruttadauria, Sutton, MA (US);
Suresh Kumar Kalidindi, Bangalore, IN;
Vamsikrishna Sadhu, Bangalore, IN;
Brian R. Gruttadauria, Sutton, MA (US);
Suresh Kumar Kalidindi, Bangalore, IN;
LENOVOEMC LIMITED, Quarry Bay, HK;
Abstract
A method is used for managing cache backup and restore for continuous data replication and protection. I/O operations are quiesced at a cache module. A first snapshot of a storage object and a second snapshot of an SSD cache object are taken. The I/O operations at the cache module are unquiesced. A single backup image comprising the first snapshot and the second snapshot is created. The single backup image is sent to a first data protection appliance (DPA) and recorded in a journal.