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. 25, 2021
Filed:
Feb. 07, 2019
Applicant:
Emc Ip Holding Company Llc, Hopkinton, MA (US);
Inventors:
Mahadev Satyanarayanan, Pittsburgh, PA (US);
Niraj Tolia, Sunnyvale, CA (US);
Andrew Gaul, San Francisco, CA (US);
Assignee:
EMC IP Holding Company LLC, Hopkinton, MA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 16/00 (2019.01); G06F 16/13 (2019.01); G06F 16/182 (2019.01); G06F 16/22 (2019.01); G06F 16/174 (2019.01);
U.S. Cl.
CPC ...
G06F 16/137 (2019.01); G06F 16/1748 (2019.01); G06F 16/1824 (2019.01); G06F 16/2255 (2019.01);
Abstract
Techniques to manage the use of hash functions are disclosed. In various embodiments, a hash function epoch metadata is stored to associate a hash function with an epoch, the epoch defining a subset of data stored by a distributed file system. The distributed file system is configured to use the hash function epoch metadata to manage storage of data comprising the subset of data stored by the distributed file system.