The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 30, 2025
Filed:
Apr. 25, 2021
Sun Yat-sen University, Guangdong, CN;
Zhiguang Chen, Guangdong, CN;
Xianqi Zheng, Guangdong, CN;
Yutong Lu, Guangdong, CN;
Nong Xiao, Guangdong, CN;
Zejie Hu, Guangdong, CN;
Jiawen Luo, Guangdong, CN;
SUN YAT-SEN UNIVERSITY, Guangdong, CN;
Abstract
A directory management method and system for a file system based on Cuckoo hash are provided, including the steps of reading metadata of a sub-directory or a sub-file, used as a target file, in a directory: receiving a request for reading the target file in the directory; for the target file, determining an icandidate data block, in a hash table of the directory according to a hash calculation result obtained by performing hash calculation on a filename filename of the target file according to an ihash function of Cuckoo hash iteratively; if the filename filename of the target file exists in the icandidate data block, reading metadata of the target file and returning the metadata, and ending the process; otherwise, continuing to iterate until the iteration ends and returning a message that the target file does not exist.