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. 07, 2014
Filed:
Nov. 27, 2012
Applicant:
Fujitsu Limited, Kawasaki, JP;
Inventors:
Yuuji Konno, Yokohama, JP;
Hiroshi Murakami, Yokohama, JP;
Assignee:
Fujitsu Limited, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 13/00 (2006.01); G06F 12/08 (2006.01); G06F 13/16 (2006.01);
U.S. Cl.
CPC ...
G06F 12/0828 (2013.01); G06F 12/0806 (2013.01); G06F 12/0846 (2013.01); G06F 13/1689 (2013.01); G06F 13/1694 (2013.01); G06F 12/0815 (2013.01); G06F 12/0855 (2013.01);
Abstract
In a system including a plurality of CPU units having a cache memory of different capacity each other and a system controller that connects to the plurality of CPUs and controls cache synchronization, the system controller includes a cache synchronization unit which monitors an address contention between a preceding request and a subsequent request and a setting unit which sets different monitoring range of the contention between the preceding request and the subsequent request for each capacity of the cache memory in each of the CPU units.