Re: IDE disk slow? There's help...

From: Jeremy Fitzhardinge (jeremy@goop.org)
Date: Sun Oct 22 2000 - 23:21:54 EST


On Fri, Oct 20, 2000 at 01:22:59PM -0700, Andre Hedrick wrote:
> On Fri, 20 Oct 2000 davej@suse.de wrote:
>
> > jeremy@goop.org wrote..
> >
> > > I reliably get 30MB/s with my IBM 30G 7200rpm ATA66 drive, using a
> > > Via VT82C586 controller. 2.4.0-test9. Modern drives are really fast.
> >
> > Hmm, I'm confused here.
> > VIA 586 can only do up to UDMA 2, which should return speeds less than
> > that. My system has an identical configuration, and I get ~12MB/s
>
> No the are the pci device ide but different guts. This is the ugliness
> that most never see.

I think you left some words out. Are you saying that this is one of those
chips which change PCI id in order to give the appearance of backwards
compatability? That it's not really a VT82C586?

Thanks,
        J



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