From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from pigeon.gentoo.org ([208.92.234.80] helo=lists.gentoo.org) by finch.gentoo.org with esmtp (Exim 4.60) (envelope-from ) id 1NlCM0-0005CY-FS for garchives@archives.gentoo.org; Sat, 27 Feb 2010 02:24:28 +0000 Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 5D601E0883; Sat, 27 Feb 2010 02:23:58 +0000 (UTC) Received: from n8.bullet.mail.ac4.yahoo.com (n8.bullet.mail.ac4.yahoo.com [76.13.13.236]) by pigeon.gentoo.org (Postfix) with SMTP id 2EBE2E0883 for ; Sat, 27 Feb 2010 02:23:58 +0000 (UTC) Received: from [74.6.228.94] by n8.bullet.mail.ac4.yahoo.com with NNFMP; 27 Feb 2010 02:23:57 -0000 Received: from [76.13.10.165] by t1.bullet.mail.ac4.yahoo.com with NNFMP; 27 Feb 2010 02:23:57 -0000 Received: from [127.0.0.1] by omp106.mail.ac4.yahoo.com with NNFMP; 27 Feb 2010 02:23:57 -0000 X-Yahoo-Newman-Property: ymail-3 X-Yahoo-Newman-Id: 776927.4351.bm@omp106.mail.ac4.yahoo.com Received: (qmail 35355 invoked by uid 60001); 27 Feb 2010 02:23:57 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s1024; t=1267237437; bh=hJUaz0A7avZYEsICOMuKgomSQwf+JAASm/Kn3Tpx0v0=; h=Message-ID:X-YMail-OSG:Received:X-Mailer:References:Date:From:Subject:To:In-Reply-To:MIME-Version:Content-Type; b=ZSvdmJyufnXf0Gfj8ciDQulx3sLe9Lqt0jzYwrVcBRpS8KJquan5FuxdbQCpM1sJ6DEukwvv9qKC7H28wVTIFDqwkk4otCkINcQHcnOUyP2XF5Se/j2JqCH6+tThdOQPoRO0OCa0nEGNK102U3Q7Lg61XHzwGZJ+FOzof+3XERk= DomainKey-Signature:a=rsa-sha1; q=dns; c=nofws; s=s1024; d=yahoo.com; h=Message-ID:X-YMail-OSG:Received:X-Mailer:References:Date:From:Subject:To:In-Reply-To:MIME-Version:Content-Type; b=vYfd43AsTa3dnvoeoIPaowLbuBYYhLbr+eoh3vpvfKwIvXX1FEqMJnVAXXXmokU7AirmZ1IYcMm5Rr/yb6eYFs+X2v1qkhcgcfxiWk9BXJSL0JOPV1nsZEbxwvZuNKHG9bzUSHpltv6c5yihK2e9q1g76eeMUXYR4LQpCNDQxCg=; Message-ID: <595840.35352.qm@web65414.mail.ac4.yahoo.com> X-YMail-OSG: wmGru9sVM1mCEbB4vdDnkG3v7bkDJd1mHmjOaHs1eE93ord BthPpKHNbCcHlaULqeIvBIFjv0Z6YGTQAe6P674eoI8No.poVgjYR04MbpYm 2TY2jmhtmNOA1D76t2eRjU62zimE0_syk3qaRAGFlECPwP.5kGAT6nAWQzpG ID.Z7Yi5wIbC_1ZO7V.muhEAaQMfpZa_jAT.0sVAKg5Q_BSPNjrZBpoaC1J_ oX_S9xqBBsjdKnnY3kWSsj0XRSHVfAMmhgxDZ7qm_ik6AVW7_iolUElocQz_ jp_fsyY9oXgPwVl_dEbYjSkDB5VqoJVK8s3iCUlZLzxtOZAXoRkWrRBze4Y3 z Received: from [98.25.212.202] by web65414.mail.ac4.yahoo.com via HTTP; Fri, 26 Feb 2010 18:23:57 PST X-Mailer: YahooMailRC/300.3 YahooMailWebService/0.8.100.260964 References: <5bdc1c8b1002261731i1f64df2di7a87e670db5bbdd8@mail.gmail.com> Date: Fri, 26 Feb 2010 18:23:57 -0800 (PST) From: BRM Subject: Re: [gentoo-user] Who believes in cylinders? To: gentoo-user@lists.gentoo.org In-Reply-To: <5bdc1c8b1002261731i1f64df2di7a87e670db5bbdd8@mail.gmail.com> Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Archives-Salt: 7911f177-8279-4b5d-9b20-b5d777742b84 X-Archives-Hash: d3a602a564c3fec1adad9fdad8ce2357 ----- Original Message ---- > From: Mark Knecht > 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