At 23:17 23.05.99 +0200, you wrote:
>
>raid-1 also increases read performance. It can do reads just like raid0,
>because both disks contain the same data. It doesn't read the same block
>from both disks and compare, instead it reads like from a stripe set (raid0).
>
>At least that's the theory. Your points about several drives on the same
>bus etc. are ofcourse valid. If two IDE disks are put on _separate_ busses
>and the IDE chipset doesn't stink too much, you should see good read
performance
>both from raid0 and raid1.
Seperate buses? How do i find out? Seperate ide controllers is not enough?
Probably i do not have seperate buses. My raid0 device shows exactly the
same behaviour if i test it with hdparam.
Thanx,
Joachim
--
"... ein Geschlecht erfinderischer Zwerge, die fuer alles gemietet werden
koennen." - Bertolt Brecht - Leben des Galilei
