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Title: Multi-cluster processor operating only select number of clusters during each phase based on program statistic monitored at predetermined intervals

Patent ·
OSTI ID:988297

In a processor having multiple clusters which operate in parallel, the number of clusters in use can be varied dynamically. At the start of each program phase, the configuration option for an interval is run to determine the optimal configuration, which is used until the next phase change is detected. The optimum instruction interval is determined by starting with a minimum interval and doubling it until a low stability factor is reached.

Research Organization:
Univ. of Rochester, NY (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
FC03-92SF19460
Assignee:
University of Rochester
Patent Number(s):
7,490,220
Application Number:
11/147,392
OSTI ID:
988297
Country of Publication:
United States
Language:
English