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1. (WO2014201696) FILE READING METHOD, STORAGE DEVICE AND READING SYSTEM

Pub. No.:    WO/2014/201696    International Application No.:    PCT/CN2013/077682
Publication Date: Thu Dec 25 00:59:59 CET 2014 International Filing Date: Sat Jun 22 01:59:59 CEST 2013
IPC: G06F 17/30
Applicants: HUAWEI TECHNOLOGIES CO., LTD.
华为技术有限公司
Inventors: WU, Jian
吴剑
Title: FILE READING METHOD, STORAGE DEVICE AND READING SYSTEM
Abstract:
Provided are a file reading method, a storage device and a reading system, which relate to the field of file reading. The method comprises: a storage device receiving a first reading request sent by a client, wherein data to be read requested by the first reading request is a part of a file; reading from a cache the data which is located in the cache of the data to be read, and reading from a first storage medium the data which is not located in the cache of the data to be read; and pre-reading from the first storage medium the data of at least one container, and storing the pre-read data into the cache, wherein the pre-read container contains at least one file fragmentation which is not read of the file. The storage device comprises: a receiving module, a reading module and a pre-reading module. The reading system comprises: a user equipment and the above-mentioned storage device. The present invention can reduce the time overhead for reading data, and does not need additional hardware expenditure, thereby saving on hardware costs.