Method, apparatus and computer program product for managing data backup
US10817383B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 18, 2019 |
| Grant date | Oct 27, 2020 |
| Priority date | — |
| Expiry date | May 31, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F11/3419
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Embodiments of the present disclosure relate to a method, apparatus and computer program product for managing a data backup. The method comprises determining a first data amount to be involved in an addressing operation and a second data amount to be involved in a copy operation for an extent to be backed up on a source storage device, the addressing operation addressing a starting address of the extent and the copy operation copying an amount of data corresponding to a length of the extent. The method further comprises obtaining, based on an identifier of the source storage device, a first historical time elapsed for a previous addressing operation having the first data amount and a second historical time elapsed for a previous copy operation having the second data amount.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.