| 摘要 |
Provided is a storage system using a high speed storage device as a cache. The storage system includes a large-volume of first storage device, a high speed second storage device, and a Random Access Memory (RAM). The large-volume of first storage device corresponds to a Hard Disk Drive (HDD), and the high speed second storage device corresponds to a Solid State Drive (SSD). Also, the high speed second drive is used as a cache. The first storage device manages content files super block by super block, and the second storage device manages cache files block by block.
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