On Sun, 2007-01-14 at 08:16 +0530, Sudev Barar wrote: > On 14/01/07, Craig White <craigwhite at azapple.com> wrote: > > > here's my problem - system was ok and mother board died. > Purchased a new > > > motherboard and this is what I get... > > > > > > # hdparm -t /dev/md1 > > > > > > /dev/md1: > > > Timing buffered disk reads: 4 MB in 3.68 seconds = > 1.09 MB/sec > > > > > > which is dreadfully slow > > > Any decent system with PATA drives should show values in range 30~50 > MB/sec. It would be more useful to get output from "hdparm > -tT /dev/(yourdrive)" > > Shots in the dark. > -- Does this system have SiL drive controller chip? I ran into similar > out put problem with a MSI MoBo having that chipset two years back > although with SATA drives. > > -- Replace drive cables. I have seen degraded output with some old > cables but never so much. ---- it was an Intel M/B and putting in a separate ATA controller fixed it (it wasn't the drive cable or the drives) - this ended up moving the drives to hde/hdf respectively and I ended up having to rebuild the faulty mirrored drives - easy enough, I didn't ever have to do that before but it wasn't difficult. Thanks Les/Sudev/all Craig