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From: BRM <bm_witness@yahoo.com>
To: gentoo-user@lists.gentoo.org
Subject: Re: [gentoo-user] Who believes in cylinders?
Date: Fri, 26 Feb 2010 18:23:57 -0800 (PST)	[thread overview]
Message-ID: <595840.35352.qm@web65414.mail.ac4.yahoo.com> (raw)
In-Reply-To: <5bdc1c8b1002261731i1f64df2di7a87e670db5bbdd8@mail.gmail.com>

----- Original Message ----

> From: Mark Knecht <markknecht@gmail.com>
> To: gentoo-user@lists.gentoo.org
> On Fri, Feb 26, 2010 at 4:09 PM, walt wrote:
> > Is there really any need for the "cylinder" these days?
> No, not as I understand it.
> There may be some bits of software that suggest they can use them, but
> I think with the advent of LBA directly addressing CHS is now retired
> with only sector addressing being important due to the way the data is
> physically placed on the drive. Who cares what cylinder it's on, and
> who cares which head is getting the data? It doesn't matter to us
> users...

True user's don't care. However, Boot Loader writers (e.g. grub) need to care about it since LBA is not quite available right away - you have to focus on other things until you can load the rest of the boot loader.

So it's not 100% dead, but yes - most things no longer need to care about it.

Ben





  reply	other threads:[~2010-02-27  2:24 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-02-27  0:09 [gentoo-user] Who believes in cylinders? walt
2010-02-27  0:22 ` Volker Armin Hemmann
2010-02-27  1:31 ` Mark Knecht
2010-02-27  2:23   ` BRM [this message]
2010-02-27 16:53     ` [gentoo-user] " walt
2010-02-27 18:04       ` Mark Knecht
2010-02-27 18:17       ` BRM
2010-02-27 18:20         ` Etaoin Shrdlu
2010-02-28 11:13           ` Mick

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