| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a data block backup system and a method thereof capable of backing up a data block.SOLUTION: The data block backup system includes a storage module, a movement module, a backup module and an information addition module. The storage module uploads a hash list to a hash database, and a data block to a data landing region of a server. The movement module determines whether the data block is a duplicated data block or not, and deletes a duplicated data block from the data landing region. The backup module uploads the duplicated data block to a backup region of the server or terminates a backup operation. The information addition module adds a data block and a storage pointer of a backup thereof to the hash database.</p> |
