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:
Dec. 17, 2019
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:
Int. Cl.
CPC ...
G06F 12/12 (2016.01); G06F 12/08 (2016.01); G06F 12/122 (2016.01); G06F 12/0871 (2016.01);
U.S. Cl.
CPC ...
G06F 12/122 (2013.01); G06F 12/0871 (2013.01); G06F 2212/604 (2013.01); G06F 2212/69 (2013.01);
Abstract
Methods and apparatus for providing for a cache replacement policy for page caches for storage having a first memory tier having regions and virtual memory having mmaps of ones of the regions in the first memory tier. In an embodiment, the cache replacement policy includes setting a color hint to a first one of the cached pages, wherein the color hint includes a value indicating hotness of the first one of the cached pages.