UDMA vs. SCSI (was: Re: CoCoLinux (was: I am buying someone a Sun SPARC?. What do I

From: Scott Walde <scott_at_saskatoon.com>
Date: Thu Dec 9 08:21:31 1999

On Wed, 8 Dec 1999, Allison J Parent wrote:

> Yes this is all bogus. As a single drive UDMA faster but two scsi drives
> are still faster as with UDMA (Still IDE) you can only talk to one spindle
> at a time. SCSI you can have seven on like and with some of the fancier

Actually the ATA spec supports overlap (Same as SCSI disconnect/reconnect)
and tagged command queueing. At least the IBM GXP, GP and Fujitsu MPE
drives support these commands. AFAIK, Linux doesn't support these
commands yet.

ttyl
srw
Received on Thu Dec 09 1999 - 08:21:31 GMT

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