Path: utzoo!attcan!uunet!ncrlnk!ncr-sd!hp-sdd!ucsdhub!ucsd!rutgers!uwvax!umn-d-ub!nic.MR.NET!shamash!nis!meccts!meccsd!mvs
From: mvs@meccsd.MECC.MN.ORG (Michael V. Stein)
Newsgroups: comp.sys.apple
Subject: Re: GS/OS and SCSI drives
Message-ID: <1040@meccsd.MECC.MN.ORG>
Date: 9 Oct 88 06:05:43 GMT
References: <160@orbit.UUCP> <9885@srcsip.UUCP>
Reply-To: mvs@meccsd.UUCP (Michael V. Stein)
Organization: Minn. Educ. Comp. Corp.
Lines: 14

In article <9885@srcsip.UUCP> shankar@columbus.UUCP (Subash Shankar) writes:

>Another potential improvement would be to cache a whole track when reading
>a block since the track is read anyway.  I believe that the Applied Eng.
>GSRAM cache does this, and it makes a great difference when copying files
>and disks.  Keith?

This probably wouldn't be very helpful.  With GS/OS the FST can tell the 
device driver that it wants to read N blocks starting from a
particular block.  

-- 
Michael V. Stein - Minnesota Educational Computing Corp. - Technical Services
{bungia,uiucdcs,umn-cs}!meccts!mvs  or  mvs@mecc.MN.ORG