Re: large ide raid system

[Jan Edler]

On Mon, Jan 10, 2000 at 12:49:29PM -0800, Dan Hollis wrote:
> On Mon, 10 Jan 2000, Jan Edler wrote:
> >  - Performance is really horrible if you use IDE slaves.
> >    Even though you say you aren't performance-sensitive, I'd
> >    recommend against it if possible.
> 
> My tests indicate UDMA performs favorably with ultrascsi, at about 1/6 the
> cost. Cost is often a big factor.

I wasn't advising against IDE, only against the use of slaves.
With UDMA-33 or -66, masters work quite well,
if you can deal with the other constraints that I mentioned
(cable length, PCI slots, etc).

Jan Edler
NEC Research Institute