> modern IDE disks can only do about 16-20 MB/s *sustained writes*. At the > hub, I've seen a 43GB SCSI disk do 22MB/s, and tailing off after that. A > 10,000rpm 9GB scsi disk was performing similarly I seem to recall. If Remember that as density goes up so does speed when not seeking.. 9Gb disks are much slower as they get less bits/rotation. > you need to sustain 25 or more, you may be able to do this with a > stripeing raid array of 2 or more disks, either scsi, or perhaps one of > the IDE raid controllers. I don't know if the rawio stuff will work on a > raid device tho. The 3ware raid cards doing raid 0 striping give pretty much perfect scaling at least to 4 disks. Much recommended toys
