NO dump device defined

[Kris Kennaway]

On Sat, Oct 01, 2005 at 10:09:06AM -0400, kashif at ebs.net.pk wrote:
> Dear sir,
> 
> I've had this problem for some time, and ,when i install freebsd 5.4 on
> mercury Booard then following error message occur.
> 
> > > panic: no init
> > > Uptime: 2s
> > > Cannot dump. No dump device defined.
> > > Automatic reboot in 15 seconds - press a key on the console to abort
> > > - --> Press a key on the console to reboot,
> > > - --> or switch off the system now.

What does this have to do with the following question?

> A one drives of 80GB, all exactly the same drives.
> 
> The BIOS gives me this geometry:
> Cylinders: 38309
> Head: 16
> Sectors: 255
> 
> 
> FreeBSD says, during bootup (dmesg):
> Cylinders: 9729
> Head: 255
> Sectors: 63
> 
> Now, when i go to /stand/sysinstall, choose Index, Choose Partitioning and
> choose a drive, for example ad1, i get this message:
> 
> 
> WARNING: A geometry of 9729/16/63 for ad1 is incorrect. Using a more
> likely geometry. If this geometry is incorrect or you are unsure as to
> whether or not it's correct, please consult the Hardware Guide in the
> Documentation submenu or use the (G)eometry command to change it now.
> 
> Remember: you need to enter whatever your BIOS thinks the geometry is! For
> IDE, it's what you were told in the BIOS setup. For SCSI, it's the
> translation mode your controller is using. Do NOT use a ``physical
> geometry''.
> 
> 
> I did read lots on this, it seems sysinstall uses a limit of 63 sectors
> and xxxxx cylinders, thus not accepting both the FreeBSD dmesg geometry
> and the BIOS geometry. It then changes the geometry to:
> 
> Cylinders: 14946
> Head: 255
> Sectors: 63
> Totalling 117239MB per drive
> 
> This seems wrong to me, as the other two calculations produce 117246MB of
> space.
> 
> My question: how can I force the use of either the BIOS geometry or the
> geometry given by dmesg?

It's almost always correct to just let sysinstall do what it wants.
Does this not work?

Kris
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