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Tier identification (TID) for tiered memory characteristics

United States Patent

8,683,125
March 25, 2014
View the Complete Patent at the US Patent & Trademark Office
A tier identification (TID) is to indicate a characteristic of a memory region associated with a virtual address in a tiered memory system. A thread may be serviced according to a first path based on the TID indicating a first characteristic. The thread may be serviced according to a second path based on the TID indicating a second characteristic.
Chang; Jichuan (Sunnyvale, CA), Lim; Kevin T (La Honda, CA), Ranganathan; Parthasarathy (San Jose, CA)
Hewlett-Packard Development Company, L.P. (Houston, TX)
13/ 286,681
November 1, 2011
STATEMENT OF GOVERNMENT RIGHTS This invention was made with Government support under Contract No. DE-SC0005026 awarded by the Department of Energy. The Government has certain rights in this invention.