Path: utzoo!utgpu!news-server.csri.toronto.edu!rpi!usc!cs.utexas.edu!ut-emx!chaos.utexas.edu!solomon
From: solomon@chaos.utexas.edu (Thomas Solomon)
Newsgroups: comp.unix.sysv386
Subject: Using bus-mastering capabilities (was Re: SCSI adapters for UNIX)
Keywords: Adaptec, Future Domain, SCO, ISC
Message-ID: <49215@ut-emx.uucp>
Date: 19 May 91 16:30:10 GMT
References: <32@metran.UUCP> <1991May19.011750.25183@virtech.uucp>
Sender: news@ut-emx.uucp
Reply-To: solomon@chaos.utexas.edu (Thomas Solomon)
Organization: University of Texas at Austin, Center for Nonlinear Dynamics
Lines: 14

In article <1991May19.011750.25183@virtech.uucp> cpcahil@virtech.uucp (Conor P. Cahill) writes:
>
>As far as SCSI controllers are concerned, ISCs drivers take full advantage
>of the bus mastering capabilities of the adaptec.  Therefore in a system
>with heavy cpu load it will run circles around the Future Domain.
>

Out of curiosity, does SCO's drivers take full advantage of bus mastering
capabilities of interface cards also?  (Either Adaptec's new AHA-1740 or
UltraStor's new 24F EISA SCSI cards.)  This may be an important factor in
choosing between ISC and SCO.

				Tom Solomon
				solomon@chaos.utexas.edu