Disc device provided with primary and secondary caches

作者: Shun Kurita

DOI:

关键词: Computer scienceBlock (data storage)Controller (computing)CacheLeast frequently usedCPU cacheComputer 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.

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