Re: Harddisks: Seek, Read, Write, Read, Write, Slow ?
From: Folkert Rienstra (see_reply-to_at_myweb.nl)
Date: 07/15/04
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Date: Thu, 15 Jul 2004 19:02:49 +0200
"Ron Reaugh" <ron-reaugh@worldnet.att.net> wrote in message news:hjhJc.94738$OB3.83285@bgtnsc05-news.ops.worldnet.att.net
> "Nathan McNulty" <525676@betaweb.com> wrote in message
> news:OauKdFeaEHA.1048@tk2msftngp13.phx.gbl...
> > Actually, what is happening is that the heads on the platter need to
> > reconfigure themselves each time you read or write.
>
> Not really.
Yes, really. How much depends per cylinder. Not that it matters.
>
> > It is a hardware limitation.
>
> What limitation is that exactly?
You need to ask? Not that it matters.
>
> > By reading, the head can stay in the same location, but
> > once it is told to write, the head has to position itself to change the
> > magnetism of the sector of the platter it is on.
>
> That's false.
Nope. Not that it matters.
>
> > Then once you request to read again, the head has to move again.
>
> Not necessarily.
Indeed, as it's automatically done by the Servo system.
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