Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
September 18, 2007
Patent Application Number
10426084
Date Filed
April 28, 2003
Patent Primary Examiner
Patent abstract
According to the present invention, methods and apparatus are provided for increasing the efficiency of data access in a multiple processor, multiple cluster system. Mechanisms for improving the accuracy of information available to a cache coherence controller are provided in order to allow the cache coherence controller to reduce the number of transactions in a multiple cluster system. Cache state information is provided to a home cluster cache coherence controller to allow silent evictions of shared memory lines and change to dirty associated intervening requests to be efficiently handled.
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