> A set of RAID5 (5+1 disks) 9 GB spindles, 91 catenated
> together (546 disks) gives roughly that 4 TB, and is not
> THAT big a system... Building them up from SPARC-Array
> boxes yields pretty dense disk system, for example.
> (If I calculated correctly, it fits into two 19 inch
> full height racks...)
You might have a problem just "seeing" all those drives on a Linux system
- the current device major/minor size supports only 16 SCSI drives. This
is not to say that the 31-bit file size limitation should not be removed,
but it's not the only problem Linux has with big-iron systems.
-- It is better to keep your mouth shut and be thought a fool, than to open it and remove all doubt.