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:
Jan. 24, 2012
Filed:
Jun. 26, 2007
Alan Gara, Mount Kisco, NY (US);
Martin Ohmacht, Yorktown Heights, NY (US);
Valentina Salapura, Chappaqua, NY (US);
Krishnan Sugavanam, Mahopac, NY (US);
Dirk Hoenicke, Seebruck-Seeon, DE;
Alan Gara, Mount Kisco, NY (US);
Martin Ohmacht, Yorktown Heights, NY (US);
Valentina Salapura, Chappaqua, NY (US);
Krishnan Sugavanam, Mahopac, NY (US);
Dirk Hoenicke, Seebruck-Seeon, DE;
International Business Machines Corporation, Armonk, NY (US);
Abstract
Method and apparatus of prefetching streams of varying prefetch depth dynamically changes the depth of prefetching so that the number of multiple streams as well as the hit rate of a single stream are optimized. The method and apparatus in one aspect monitor a plurality of load requests from a processing unit for data in a prefetch buffer, determine an access pattern associated with the plurality of load requests and adjust a prefetch depth according to the access pattern.