/dev/mapper and Anaconda install failures (FC6 x86_64)

[Hadders]

Sean Bruno wrote:
> I've been wrestling with anaconda this evening on my x86_64 machine.  It
> seems that anaconda (or some other piece of the installer) is
> forcing /dev/mapper to be created even when I have no RAID devices
> enabled.
>
> I have cleared the 'fake' raid stuff off of my disks from rescue
> mode(dmraid -E), but with 2 disks installed the installer insists on
> trying to configure /dev/mapper/mpath0.
>
> I see each disk individually if I only have one SATA drive connected at
> a time.  Which seems odd as heck to me, but I can install FC6 and at
> least send you folks this email this way.
>
> Is there a 'nodmraid' option to the installer that I can pass to allow
> me to see /dev/sda & /dev/sdb instead of the dmraid stuff?  What's even
> stranger is that there appears to be a way to disable dmraid from the
> GUI screen when you choose to 'remove all partitions', but the option is
> greyed out?!?
>
> Any guidance would be appreciated.
>
> Sean
>
>
>
>   
Does your mainboard have any RAID BIOS's loaded?
Jump in to the BIOS and have a look at the SATA RAID stuff, DON'T CHANGE 
IT.
Please let us know what the setting is.

Thanks