Method and device for storage management in a hierarchical storage system
US10795615B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 21, 2017 |
| Grant date | Oct 6, 2020 |
| Priority date | — |
| Expiry date | Sep 25, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F16/185
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Embodiments of the present disclosure provide a storage management method and device. The method comprises: obtaining an attribute and access information of a file stored in storage at a first level in a hierarchical storage system, the attribute of the file indicating a size of the file, and the access information indicating an access frequency of the file; determining necessity of migrating the file based on the attribute of the file and the access information; and in response to the necessity exceeding a predetermined threshold, migrating the file to storage at a second level in the hierarchical storage system, the second level being different from the first level. Embodiments of the present disclosure further disclose a corresponding device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.