Date: Tue, 24 Jan 1995 11:07:44 -0800 (PST) From: julian@tfs.com (Julian Elischer) To: kuku@gilberto.physik.rwth-aachen.de (Christoph P. Kukulies) Cc: freebsd-hackers@freefall.cdrom.com Subject: Re: disklabel (1.1.5.1), partitions Message-ID: <m0rWqaf-0003wkC@TFS.COM> In-Reply-To: <199501240924.KAA00162@gilberto.physik.rwth-aachen.de> from "Christoph P. Kukulies" at Jan 24, 95 10:24:06 am
next in thread | previous in thread | raw e-mail | index | archive | help
> > > I had disk problems on 'gil' recently (hopefully solved) - reformatted > a Fuji M2694S using SCSICNTL. > > I was wondering about the following when disklabeling again: > > dmesg told me: > > 2117025 1819 cyl 15 heads 77 sec > > Using these figures in a disktab entry resulted in a warning saying that > partitions c,d,e exceeded end of disk. (I made them p[cde]#2117025). > > So I reduced them to what 15 * 77 * 1819 calculates to, namely 2100945 > and disklabel kept silent. > > Did I give away some sectors ? > Unfortunatly yes... the question is "What do we do with disks with variable geometries.. especially when the disklabel code assumes it is a fixed geometry. we calculate an 'average' number of setors per track.. but it has to be an integer, and that truncation leads to a bunch of unused sectors.. julian > > > > --Chris Christoph P. U. Kukulies kuku@gil.physik.rwth-aachen.de > FreeBSD blues 2.1.0-Development FreeBSD 2.1.0-Development #1: > Wed Jan 18 10:42:31 1995 kuku@blues:/usr/src/sys/compile/BLUES i386 >
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?m0rWqaf-0003wkC>