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:
Mar. 24, 2020

Filed:

Jun. 12, 2018
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Sanket Rathi, Hyderabad, IN;

Bruce Mealey, Austin, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); G06F 12/02 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0604 (2013.01); G06F 3/0655 (2013.01); G06F 3/0683 (2013.01); G06F 12/0223 (2013.01);
Abstract

Improved techniques for memory expansion are provided. A storage volume is opened on a storage device attached to a computing system, and the storage volume is configured as extended memory. A number of hardware threads available in the computing system are determined, and a number of contexts equal to the determined number of hardware threads are generated. Each context is assigned to one of the hardware threads. It is further determined that a first hardware thread has requested a first page that has been paged to the storage volume, where the first hardware thread is assigned a first context. A synchronous input output (I/O) interface is accessed to request that the first page be moved to memory, based on the first context. While the first page is being moved to memory, a priority of the first hardware thread is reduced.


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