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:
Oct. 04, 2011
Filed:
Dec. 12, 2005
Applicant:
Shigekatsu Sagi, Kawasaki, JP;
Inventor:
Shigekatsu Sagi, Kawasaki, JP;
Assignee:
Fujitsu Limited, Kawasaki, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G06F 13/00 (2006.01); G06F 13/28 (2006.01);
U.S. Cl.
CPC ...
Abstract
A data storage control apparatus and method for reduction of traffic of an interconnect occurring in the timing of a cache miss within a CPU. The apparatus and method are realized by utilizing, as a response to the read request from the CPU, data tags DTAGs used for management of data registered to the cache memory within the CPU under the control of a local node and a retention tag used for holding secondary data indicating that the object data is not held in the cache memory of any CPU of a local node.