Method of controlling storage device controlling apparatus, and storage device controlling apparatus
US7240152B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 10, 2004 |
| Grant date | Jul 3, 2007 |
| Priority date | — |
| Expiry date | Dec 10, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/0673
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
In a storage device controlling apparatus which includes: a plurality of channel controllers having a circuit board on which are formed a file access processing section receiving from an information processing apparatus requests to input and output data in files as units via a network and an I/O processor outputting to a storage device I/O requests corresponding to the requests to input and output data; and a disk controller executing input and output of data into and from the storage device in response to the I/O requests sent from the I/O processors, at least one of the channel controllers receives data specifying an assignment of a logical volume to the channel controller, the data being sent from the information processing apparatus, and stores the received assignment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.