Re: no dma on raid devices
hi ya leva
On Tue, 27 Apr 2004, LeVA wrote:
since i'm hungry right now ... ( for lunch ) ... thought i'd reply
insufficient info .. but lets c
> Is it normal, that I can not enable the dma mode on my cd devices
some cd support dma .. others dont
> which
> are connected to raid.
if you have a cdrom on the same ide cable as your other disk
used in a raid setup ...
- you just found out the old rule ..
=
= do NOT mix ata-33 cdrom with ata-66/100/133 disks on the same
= ide cable
=
> If I enable the dma on my dvd-rom, I can not
> read from the discs,
are you talking about dvd or cdrom ???
maybe your dvd-rom gets confused when told to do something it
doesnt know what to do
> but if I disable the dma, the reading is very
> slow, and eats lot of cpu res.
back to the bad idea of dvd on the same ide cable as hard disks ??
> I'm using 2.4.26 kernel, maybe I should
> use 2.6, or this is a normal issue on a raid drive?
no ... NOT normal ... and has nothing to to with the kernel
wrt to 2.4 or 2.6 vs cd or dvd vs raid
c ya
alvin
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