Date: Tue, 26 Nov 1996 11:32:19 -0700 (MST) From: Terry Lambert <terry@lambert.org> To: hsu@freefall.freebsd.org (Jeffrey Hsu) Cc: joerg_wunsch@uriah.heep.sax.de, hackers@freefall.freebsd.org Subject: Re: 2.2-ALPHA install failure Message-ID: <199611261832.LAA25389@phaeton.artisoft.com> In-Reply-To: <199611261048.CAA19854@freefall.freebsd.org> from "Jeffrey Hsu" at Nov 26, 96 02:48:44 am
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> > It still bugs me that newfs (or better: UFS) is often wasting so many > > sectors at the end of a partition since it also still believes that > > disks have something like a uniform geometry that can be expressed in > > terms of cylinders, heads, and sectors... > > I wrote an ad-hoc brute-force program to determine the optimal -u > paramter between 2048 and 4096 which will minimize the number of > wasted cylinders. I suggest we add the few lines to do this to > newfs. Actually, there's a nice formula that will do this; it's a second order polonomial equation (from what I remember)... I worked it out once. Probably you should post to sci.math asking for a soloution... (From the anti-brute-force peanut gallery). Terry Lambert terry@lambert.org --- Any opinions in this posting are my own and not those of my present or previous employers.
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