Saifi Khan wrote: > On Sun, 4 Nov 2007, Namita Iyer wrote: > > >> Looks like you have two identical ATA IDE disks. >> >> Just run the timing tests on both the disks using the command >> 'hdparm -tT </dev/hda>' >> >> Namita >> >> > Hi Namita: > > Ran the tests, here are the results. > > gentoo ~ # hdparm -tT /dev/hda > > /dev/hda: > Timing cached reads: 1916 MB in 2.00 seconds = 957.71 MB/sec > Timing buffered disk reads: 4 MB in 3.87 seconds = 1.03 MB/sec > > > gentoo ~ # hdparm -tT /dev/hdb > > /dev/hdb: > Timing cached reads: 1764 MB in 2.00 seconds = 881.48 MB/sec > Timing buffered disk reads: 4 MB in 3.87 seconds = 1.03 MB/sec > > Looks like the second disk (hdb) is slightly slower for cached reads. > Could it be because of the shared IDE cable ? > > > thanks > Saifi. Saifi,
This is the expected performance for desktop IDE disks. Try getting the diagnostics for one of the disks (Use 'hdparm -I'). Namita
