A method and a device for deleting duplicate data
A data deduplication and data technology, applied in the field of data processing, can solve the problems of slow reading speed, extended reading time, low efficiency, etc., and achieve the effect of improving efficiency and increasing data reading speed
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[0032] In order to enable those skilled in the art to better understand the solutions of the application, the technical solutions in the embodiments of the application will be clearly and completely described below in conjunction with the drawings in the embodiments of the application. Obviously, the described embodiments are only It is a part of the embodiments of this application, but not all the embodiments. Based on the embodiments in this application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of this application.
[0033] The DDP technology is very important for reducing the occupation of storage space, especially for the All Flash Array (AFA) with high storage space cost. When the traditional method of using weak HASH algorithm combined with data byte-by-byte comparison for data deduplication, it is necessary to read the data corresponding to the stored data fingerprint from the disk, and read...
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