Method, system and program product for maintaining data consistency across a hierarchy of caches
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United States of America Patent
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Mar 21, 2006
Grant Date -
Jul 29, 2004
app pub date -
Jan 28, 2003
filing date -
Jan 28, 2003
priority date (Note) -
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status (Latency Note)
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Abstract
A method, system and program product maintains consistency of data across a hierarchy of caches. Under the present invention, each data entry in the hierarchy of caches is assigned its own dependency identifier as well as the dependency identifiers of any data entries on which it depends. Thus, the present invention allows corresponding data entries to be linked for automatic invalidation.
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