Method, device and computer program product for managing disk array
US10740020B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 24, 2018 |
| Grant date | Aug 11, 2020 |
| Priority date | — |
| Expiry date | Dec 1, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2212/7211
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Embodiments of the present disclosure relate to a method, device and computer program product for managing a disk array. The method comprises determining respective degrees of wear for a plurality of disks in the disk array, each of the plurality of disks comprising a plurality of disk extents, and each disk extent comprising a plurality of blocks. The method further comprises determining respective numbers of blocks that are accumulatively written into the plurality of disks during a predetermined period of time. The method further comprises migrating data among the plurality of disks based on the degrees of wear and the number of the accumulatively written blocks.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.