File backup method based on fingerprint
作者： Zhongying Niu , Gao Liu , Hang Zhang , Dan Feng , Tianming Yang
DOI:
关键词: Blocking (radio) 、 Identifier 、 Computer network 、 File server 、 Volume (computing) 、 Backup 、 Metadata 、 Recovery procedure 、 Computer science 、 Fingerprint (computing)
摘要: The invention relates to a file backup method based on fingerprints, belonging the technical field of storage in computer. is amied at reducing duplicated data, saving cost network bandwidth and needed by backup, improving efficiency. comprises process recovery procedure. adopts blocking technology an anchorage identify redundant data file, modification stable, computation low; memorized volume server using fingerprints thereof as identifier, thereby avoiding facilitating be shared different files; metadata index are server, user organize pool, realizing personalized management logical objects.
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