Method and system for arbitrating computer access to a shared storage medium using SCSI protocol
US7734713B2 · kind B2 · utility
6Cited by
6References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 24, 2007 |
| Grant date | Jun 8, 2010 |
| Priority date | — |
| Expiry date | Mar 11, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L67/1097
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method of arbitrating access to a storage medium that is shared by M first computers operating on a Windows™ operating comprising (1) determining if the SCSI PR-flag has been set; (2) if yes, preventing the N second computers from writing to the storage medium; and (3) setting the SCSI MC-flag for each of said M first computers after one of the second computers writes to the storage medium to notify the M first computers that the contents of the storage medium may have changed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.