Reservations over multiple paths on NVMe over fabrics
US9747039B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 30, 2017 |
| Grant date | Aug 29, 2017 |
| Priority date | — |
| Expiry date | Jan 30, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L67/60
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method includes receiving, by a storage drive and from a storage controller, a modified first reservation command including a first logical unit identifier. The first reservation command includes a first host identifier to identify a first host controller was previously received by the storage controller from the first host controller. The first reservation command was modified by the storage controller to replace the first host identifier with the first logical unit identifier. The method also includes responsive to receiving the modified first reservation command, identifying, by the storage drive, a first logical unit of storage based on the first logical unit identifier of the modified reservation command. The method includes granting, by the storage drive, a reservation for access to the storage drive on behalf of the first host controller by associating the reservation for the first logical unit with a second logical unit of storage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.