[PLUG] Lenovo ThinkPad T400 virtualization fails despite BIOS set

John Bartley K7AAY john@503bartley.com john.bartley at gmail.com
Wed Jul 23 18:49:42 UTC 2014


vmx is enabled per "grep vmx /proc/cpuinfo"

Full power down previously performed. Huh.
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On Wed, Jul 23, 2014 at 11:47 AM, Paul Heinlein <heinlein at madboa.com> wrote:
> On Wed, 23 Jul 2014, John Bartley K7AAY john at 503bartley.com wrote:
>
>> Lenovo ThinkPad T400 virtualization fails despite BIOS set
>>
>> I have a Lenovo ThinkPad T400 with the BIOS version 2.16 7VET6WW dated
>> 2009-04-22 with system board vf27k9434tj and the Intel P8600 CPU.
>>
>> I try to set up virtualization with VirtualBox 4.3.12 r93733 installed
>> from Synaptic on Linux Mint Cinnamon 17 'Quiana' 64-bit, but VirtualBox
>> tells me I do not have VT-d enabled, even though it is enabled in the BIOS,
>> and I have cycled power since changing the BIOS.
>
>
> When you "cycled power," did you turn the machine all the way off, or just
> do a Ctrl-Alt-Del? My fuzzy memory is that you need to completely power the
> machine off for that particular BIOS change to take effect.
>
> In linux, "grep vmx /proc/cpuinfo" will tell you if the CPU has
> virtualization enabled.
>
> --
> Paul Heinlein
> heinlein at madboa.com
> 45°38' N, 122°6' W



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