CACHE LINE REPLACEMENT POLICY ENHANCEMENT TO AVOID MEMORY PAGE THRASHING

摘要

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.