replacement algorithm

Computing Dictionary

replacement algorithm definition


The method used to determine which entry in an associative cache to flush to main memory when it is desired to cache a new block of data. The "least recently used" algorithm flushed the block which has not been accessed for the longest time. A random replacement algorithm picks any block with equal probability.

The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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