Storage system, storage management apparatus, and non-transitory computer-readable storage medium storing program of controlling data relocation
US10521125B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 16, 2017 |
| Grant date | Dec 31, 2019 |
| Priority date | — |
| Expiry date | Jan 25, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/0683
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A storage system includes a first storage apparatus including a first storage portion and a second storage portion, a second storage apparatus including a third storage portion and a fourth storage portion, and a storage management apparatus including a processor configured to control the first storage apparatus in an active state and control the second storage apparatus in a standby state, cause the first storage apparatus to execute first data relocation processing, cause the second storage apparatus to execute second data relocation processing, cause the first storage apparatus to suspend the first data relocation processing and cause the second storage apparatus to continue the second data relocation processing, switch the first storage apparatus from the active state to the standby state and switch the second storage apparatus from the standby state to the active state, and cause the first storage apparatus to resume the first data relocation processing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.