Explorer
Learning Storage Performance
- ...Object-Based Storage is a new command set that is an extension of the current SCSI command set, which shifts or delegates more functionality and intelligence from the host into individual storage devices. The demonstration is the world's first of a prototype device that is compliant with the SCSI OSD command set standard ratified last year.
In addition, the demonstration marks the first time that OSD has been shown spanning the file system through to the drive...
The demonstration shows two IBM metadata servers running an IBM Research shared file system with OSD support. Object-Based Storage is demonstrated at the subsystem level and at the disc drive level. The servers send objects over an Ethernet connection to an IBM OSD array, which then stores the objects on internal block-based hard drives, demonstrating the viability of the protocol at the iSCSI and controller level...
The full presss release at:
http://www.seagate.com/cda/newsinfo/newsroom/releases/article/0,1121,2692,00.html