Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!samsung!aplcen!haven!adm!smoke!gwyn
From: gwyn@smoke.BRL.MIL (Doug Gwyn)
Newsgroups: comp.sys.apple2
Subject: Re: Fast reading of floppies...
Message-ID: <12350@smoke.BRL.MIL>
Date: 14 Mar 90 23:58:59 GMT
References: <14075@fs2.NISC.SRI.COM> <14076@fs2.NISC.SRI.COM> <8613@chaph.usc.edu>
Reply-To: gwyn@brl.arpa (Doug Gwyn)
Organization: Ballistic Research Lab (BRL), APG, MD.
Lines: 11

In article <8613@chaph.usc.edu> lesatz@alcor.usc.edu (Eric Michals) writes:
-Maybe it is just my drive, but I've also noticed that reading from
-sector $F to sector $0 is quicker than from $0 to $F.

That's just the interleaving issue in a thin disguise.

-Another thing that I found interesting is that Locksmith 5.0 fast disk
-backup doesn't read the sectors in order, but rather in a strange
-pattern. I've never taken the time to figure out why.

Probably it interleaves its access to speed things up.