Computer System, Computer Science, Operating Systems.
cache relaxes the “E=1” constraint so each set holds more than one cache line. 每个cache set包含的cache line数量E在1<E<C/B范围内时称为set associative cache，需要遍历set中所有E个line来确认是否缓存命中。未命中时可以根据策略选择a）加载进空line；b）替换LFU的line；c）替换LRU的line；等策略。 Fully Associative Caches 全相连高速缓存 A fully associative cache consists of a