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:
Nov. 06, 2018
Filed:
Sep. 30, 2016
Applicant:
Emc Ip Holding Company Llc, Hopkinton, MA (US);
Inventors:
Robert P. Foley, Clinton, MA (US);
Peter Puhov, Shrewsbury, MA (US);
Lili Chen, Hopkinton, MA (US);
Marc Cassano, Mendon, MA (US);
Assignee:
EMC IP Holding Company LLC, Hopkinton, MA (US);
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/02 (2006.01); G06F 3/06 (2006.01); G06F 11/10 (2006.01);
U.S. Cl.
CPC ...
G06F 12/0292 (2013.01); G06F 3/061 (2013.01); G06F 3/0619 (2013.01); G06F 3/0659 (2013.01); G06F 3/0665 (2013.01); G06F 3/0689 (2013.01); G06F 11/1004 (2013.01); G06F 11/1076 (2013.01); G06F 2211/104 (2013.01); G06F 2212/1016 (2013.01); G06F 2212/1032 (2013.01); G06F 2212/152 (2013.01); G06F 2212/403 (2013.01);
Abstract
A method is used in managing mapping metadata in storage systems. A request is received to access data organized on a storage device of a storage system. Checksum information is used for validating the data. The checksum information is stored on the storage system separate from a location at which the data has been stored.