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. 13, 2016
Filed:
Mar. 28, 2014
Applicant:
Emc Corporation, Hopkinton, MA (US);
Inventors:
Assignee:
EMC CORPORATION, Hopkinton, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/00 (2006.01); G06F 17/30 (2006.01);
U.S. Cl.
CPC ...
G06F 17/30097 (2013.01);
Abstract
In one aspect, a method includes providing a server that stores a hash digest metadata table and configuring entries in the hash digest metadata table to include entries that include persistent fields and non-persistent fields. The hash digest metadata table maps a hash digest representing X-Page data to its metadata information. The persistent fields include a short hash digest field, a physical layout offset field, a deduplication reference count field and a flags field.