Storage system and a method of control of a storage system
US8898382B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 4, 2011 |
| Grant date | Nov 25, 2014 |
| Priority date | — |
| Expiry date | Apr 28, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2213/0028
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A storage system and a method of control of a storage system including plural storage media, at least one SAS expander physically connected to each of the plural storage media and to a controller via plural parallel data channels, the controller being connected to a host CPU arranged in use to execute input/output operations to transfer data to and read data from the plural storage media, the method including: at the expander, varying the available bandwidth for communication with the plural storage media by varying the available number of the plural parallel data channels thereby providing control of the number of input/output operations executed by the host CPU.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.