[ILUG] ATA/66 drives and IDE interface

John P. Looney (Kate) jplooney-ilug at online.ie
Tue Jun 6 10:53:48 IST 2000


On Tue, Jun 06, 2000 at 01:33:07AM +0100, Paul Kelly mentioned:
> That's not an ATA66 issue. ATA66 offers three things. A better cable,
> 66MHz data speed, and SCSI style disconnected operation & command queue
> (you give a drive a list of commands to execute, tell it to go off and
> do it, then you get to talk to the other drive on the same channel while
> the first is busy).

 Are many of those nice things supported in linux ?
 
> > However, I got one interesting response about the
> > controller, which was that in real terms the speed increase was not
> > necessarily huge, and that if I wasn't in absolute need for that, I could
> > use a normal IDE interface.
> 
> I know of only one drive that is substantively affected by the use of
> ATA66 rather than ATA33 - the very latest IBM disks have a straight-line
> speed of up to 37MBytes/sec.

 This is the drive supports ATA/100 yeah ?

Kate

-- 
"The fool must be beaten with a stick, for an intelligent person 
the merest hint is sufficient"                -- Zen Master Greg




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