Maxim Sobolev <sobomax_at_portaone.com> writes: > Well, my knowelege about internals of software RAID controllers is > quite limited, but as long as I know they are no more than BIOS with > UI for setting up RAIDs and interface to main BIOS that hides internal > RAID structure allowing to boot off the RAID. Also they provide some > persistent storage for RAID configuration, I assume either in some > controller's NVRAM or on the HDDs. The configuration is always stored on-disk, otherwise it wouldn't be possible to recover from controller failure. > Therefore, the same set of GEOM > RAID modules can work with different software RAID controllers (SCSI, > ATA, SATA etc) if there will be a standard way to extract this info > from the controller's driver, and present it in some common > format. That's what I am talking about. You're kicking down open doors. This problem has already been solved for Vinum, which is conceptually identical from a GEOM point of view. DES -- Dag-Erling Smørgrav - des_at_des.noReceived on Wed Jun 23 2004 - 12:12:41 UTC
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