Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!csd4.milw.wisc.edu!lll-winken!scooter!neoucom!wtm
From: wtm@neoucom.UUCP (Bill Mayhew)
Newsgroups: comp.sys.amiga
Subject: Re: Staggered Tracks
Summary: Might not make much difference
Message-ID: <1558@neoucom.UUCP>
Date: 30 Mar 89 20:53:33 GMT
References: <496@laic.UUCP> <416@uncmed.med.unc.edu>
Distribution: usa
Organization: Northeastern Ohio Universities College of Medicine
Lines: 21

In article <416@uncmed.med.unc.edu>, rhunt@waco.med.unc.edu (Rick Hunt) writes:
+ ...  On the ST
+ there is a fairly popular utility called twister that staggers the
+ tracks on a disk by two sectors.  The effect is that the disk only
+ has to complete about 20% of a revolution to return to sector 0 to
+ start reading the next track instead of having to wait until the
+ disk does a full revolution.  This speeds up disk reading and
+ writing by 80% or more for large files.
+ 
+ My question is if this is possible or neccessary on the Amiga?  I
+ sure would like to hear it gronk along twice as fast.
+ 					Rick Hunt



I don't think it would help as much on the Amiga because the
trackdisk.device reads enough to grab an entire track into RAM and
then picks out the individual sectors from the RAM image.  At
least, it seems to work that way.

Bill