Cache line replacement policy enhancement to avoid memory page thrashing
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United States of America Patent
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Feb 18, 2003
Grant Date -
N/A
app pub date -
Sep 29, 2000
filing date -
Sep 29, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method for a cache line replacement policy enhancement to avoid memory page thrashing. The method of one embodiment comprises comparing a memory request address with cache tags to determine if any cache entry in set `n` can match the address. The address is masked to determine if a thrash condition exists. Allocation to set `n` is discouraged if a thrash condition is present.
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