Directory management method and system for file system based on Cuckoo hash and storage medium
US12430291B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 25, 2021 |
| Grant date | Sep 30, 2025 |
| Priority date | — |
| Expiry date | May 15, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F16/152
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
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 ith candidate 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 ith hash function of Cuckoo hash iteratively; if the filename filename of the target file exists in the ith candidate 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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.