作者: Shun Kurita
DOI:
关键词: Computer science 、 Block (data storage) 、 Controller (computing) 、 Cache 、 Least frequently used 、 CPU cache 、 Computer hardware
摘要: In a disc device according to the present invention, when controller 2 abandons block from cache memory 4 used as primary cache, it is determined whether or not number of readings data in exceeds specified times. Only times, written into an SSD 8 secondary cache. When equal smaller than rewritten HDD 7.