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:
May. 08, 2018
Filed:
Jun. 26, 2014
Applicant:
Emc Corporation, Hopkinton, MA (US);
Inventors:
Maksim Vazhenin, Saint Petersburg, RU;
Ilya Volzhev, Saint Petersburg, RU;
Sergey Storozhevykh, Saint Petersburg, RU;
Vadim Agarkov, Saint Petersburg, RU;
Assignee:
EMC IP HOLDING COMPANY LLC, Hopkinton, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); G06F 11/20 (2006.01);
U.S. Cl.
CPC ...
G06F 3/065 (2013.01); G06F 3/0619 (2013.01); G06F 3/0689 (2013.01); G06F 11/2064 (2013.01); G06F 11/2082 (2013.01); G06F 11/2094 (2013.01);
Abstract
In one aspect, a method, includes designating a range of memory in a source disk to synchronize with a target disk, receiving blocks of data that have changed in the source disk and were cloned to a target disk, marking the blocks of data as synchronized and copying data in portions of the range that are not marked as synchronized in the source disk to the target disk.