Controller maintenance in a network-attached storage system
US9614716B2 · kind B2 · utility
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2References
12Claims
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Assignee
Inventors
Key dates
| Filing date | Apr 7, 2014 |
| Grant date | Apr 4, 2017 |
| Priority date | — |
| Expiry date | Dec 6, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L61/5007
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Performing maintenance to controllers in a network-attached storage system that includes two or more controllers, each controller including at one or more associated IP address. An online controller in the network-attached storage system to upgrade is identified. The IP addresses of the online controller to upgrade is moved to another controller in the network-attached storage system. Simultaneous with when the other controller is online, the online controller to upgrade is taken offline and upgraded the controller to upgrade.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.