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.

Date of Patent:
Aug. 14, 2018

Filed:

Sep. 30, 2014
Applicant:

Emc Corporation, Hopkinton, MA (US);

Inventors:

Adrian Michaud, Carlisle, MA (US);

Roy E. Clark, Hopkinton, MA (US);

Kenneth J. Taylor, Franklin, MA (US);

Assignee:

EMC IP HOLDING COMPANY LLC, Hopkinton, MA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 12/08 (2016.01); G06F 12/02 (2006.01); G11C 7/10 (2006.01); G06F 12/0868 (2016.01); G06F 12/0831 (2016.01);
U.S. Cl.
CPC ...
G06F 12/0868 (2013.01); G06F 12/0246 (2013.01); G06F 12/0835 (2013.01); G11C 7/1072 (2013.01); G06F 2212/6046 (2013.01); G06F 2212/621 (2013.01); G06F 2212/7201 (2013.01);
Abstract

Methods and apparatus for providing region zero-fill on demand for tiered memory including a first region in a first memory tier having a page cache in physical memory, where virtual memory includes a mmap of the first region. An input can be controlled between zeroes and the first region to the page cache.


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