[CentOS] Virtual Machine Manager Doesn't see vmx flag

[Athmane Madjoudj]

On 03/15/2011 12:54 PM, David McGuffey wrote:
> Finished installing CentOS 5.5 x86_64 on a new Dell tower workstation
> that has a quad core Intel processor and 8 GB of ram.  BIOS has hardware
> virtualization support enabled. /proc/cpuinfo shows that all four cores
> have the vmx flag present.
>
> I applied a lot of the National Security Agency guide for securing Red
> Hat Linux 5, testing the key applications I need as I went.  At the end
> of the process I bring up VMM and it claims that the hardware doesn't
> support full virtualization.
>
> I'm going to go back through the NSA guide today looking for settings
> that might have an impact. My goal is to find and back out 1 or more
> settings rather than start from scratch with a full reload.
>
> Any ideas where I should focus my efforts?
>
> Dave M
>

Can you see if kvm modules are loaded:

lsmod | grep kvm

Example in my laptop (Intel C2D):

$ lsmod | grep kvm
kvm_intel              41950  0
kvm                   257356  1 kvm_intel

HTH
-- 
Athmane Madjoudj