[nflug] GRUB error 18
Steve Petersen
business at stevepetersen.net
Fri Mar 7 10:40:22 EST 2008
Thanks again for your help - yes, when I pick one of the kernels it boots.
uname -l output;
Linux liza 2.6.17-10-generic #2 SMP Tue Dec 5 22:28:26 UTC 2006 i686
> GNU/Linux
On Fri, Mar 7, 2008 at 10:01 AM, Cyber Source <peter at thecybersource.com>
wrote:
> Does anything in that grub file boot?
>
> Steve Petersen wrote:
> > I've attached my /boot/grub/menu.lst file. Thanks again.
> > Steve
> >
> > On Thu, Mar 6, 2008 at 11:36 PM, Cyber Source
> > <peter at thecybersource.com <mailto:peter at thecybersource.com>> wrote:
> >
> > Show me your /boot/grub/menu.lst file
> >
> > Steve Petersen wrote:
> > > Thanks for the help! I'm afraid I can't make much of it though.
> > As I
> > > say, I've been using linux for about 10 years, but that doesn't
> mean
> > > I've been /understanding/ much of it. I have only the vaguest
> grasp
> > > of UUIDs and cylinder geometry. I don't know what the "stanzas"
> are
> > > and I'm not sure what you mean by "the actual drive /dev use"
> > (unless
> > > you just mean /dev/hda, which I believe it is, though there is a
> > > second hard drive I mount separately).
> > >
> > > Below I give the "fdisk -l" output. Thanks again for any help.
> > > Steve
> > >
> > > Disk /dev/hda: 320.0 GB, 320072933376 bytes
> > > 255 heads, 63 sectors/track, 38913 cylinders
> > > Units = cylinders of 16065 * 512 = 8225280 bytes
> > > Disk identifier: 0x0008fac7
> > >
> > > Device Boot Start End Blocks Id System
> > > /dev/hda1 * 1 38560 309733168+ 83 Linux
> > > /dev/hda2 38561 38913 2835472+ 5
> Extended
> > > /dev/hda5 38561 38913 2835441 82
> > Linux swap
> > > / Solaris
> > >
> > > Disk /dev/hdb: 160.0 GB, 160041885696 bytes
> > > 255 heads, 63 sectors/track, 19457 cylinders
> > > Units = cylinders of 16065 * 512 = 8225280 bytes
> > > Disk identifier: 0x000b8293
> > >
> > > Device Boot Start End Blocks Id System
> > > /dev/hdb1 1 19103 153444816 83 Linux
> > > /dev/hdb2 19104 19457 2843505 5
> Extended
> > > /dev/hdb5 19104 19457 2843473+ 82
> > Linux swap
> > > / Solaris
> > >
> > >
> > >
> > > On Thu, Mar 6, 2008 at 9:40 PM, Cyber Source
> > <peter at thecybersource.com <mailto:peter at thecybersource.com>
> > > <mailto:peter at thecybersource.com
> > <mailto:peter at thecybersource.com>>> wrote:
> > >
> > > Whatever the bios is told as a boot device, if it's a hard
> > drive, it
> > > will go to "first" partition on that drive that has a "boot"
> > flag
> > > (fdisk
> > > -l), it will be the partition with a "*" declared.
> > > First off, I would suspect a problem with the CHS
> > > (cylinder,head,sector)
> > > geometry that the drive has or is being interpreted by the
> > bios as, to
> > > the kernel.
> > > Second off, I would think it's how the stanzas are written
> > and the
> > > UUID's (always a problem I've seen) are being used. Try
> changing
> > > to the
> > > actual drive /dev use.
> > > Tell me those things and I'll tell you my reasoning later, if
> > > applicable, sorry lazy typer.....
> > > Steve Petersen wrote:
> > > > Hi NFLUGgers,
> > > >
> > > > I've been using some form of linux for about 10 years, but
> I'm
> > > still a
> > > > newbie in many ways, and I wonder if you can help me. For
> > some time
> > > > now my home desktop computer - which has Ubuntu 7.10 on it
> and
> > > nothing
> > > > else - won't boot any of the more recent kernels the
> > update-manager
> > > > downloads. It gives me
> > > >
> > > > Error 18: selected cylinder exceeds maximum supported
> > by BIOS
> > > >
> > > >
> > > > until I choose in GRUB an old enough kernel that BIOS can
> > reach,
> > > > apparently. I don't know if I have a separate boot
> > partition; it's
> > > > however Ubuntu set it up default. (No separate boot
> > partition shows
> > > > up on the 'mount' command - but would it?) I also don't
> know
> > > what my
> > > > motherboard is - that's where the BIOS lives, right? As
> > you see I'm
> > > > still pretty ignorant of some basic computing concepts.
> > > >
> > > > Anyway this has been going on for over a year, probably,
> > but the
> > > > kernel's old enough now that (without good evidence either
> > way) I'm
> > > > starting to worry it'll be sub-optimal in noticeable ways.
> > It's
> > > > 2.6.17-10-generic, though /boot lists versions as recent as
> > > > 2.6.22-14-generic.
> > > >
> > > > Thanks in advance for any help or thoughts.
> > > >
> > > > Steve
> > > >
> > > > --
> > > >
> > > > http://stevepetersen.net
> > > >
> > >
> >
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--
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