Re: [Powertop] Excessive CPU speeds shown in VM

PowerTOP was not intended to run in a Virtual Machine, I would avoid it.


On 05/12/2012 11:03 PM, Jan Engelhardt wrote:
> Inside a VirtualBox VM, powertop-2.0 shows:
>
>              Package |             Core    |            CPU 0
>                      |                     | Actual    9223372036854.8 GHz
> Idle       100.0%   | Idle       100.0%   | Idle       100.0%
>
>                      |             Core    |            CPU 1
>                      |                     | Actual    9223372036854.8 GHz
>                      | Idle       100.0%   | Idle       100.0%
>
> (powertop-1.13 says "Detailed C-state information is not P-states
> (frequencies)")
>
> I'd certainly love to have such a speedy CPU, though I wonder if the
> laws of physics still hold at 9.2 YHz. lscpu knows more:
>
> Architecture:          x86_64
> CPU op-mode(s):        32-bit, 64-bit
> Byte Order:            Little Endian
> CPU(s):                2
> On-line CPU(s) list:   0,1
> Thread(s) per core:    1
> Core(s) per socket:    2
> Socket(s):             1
> NUMA node(s):          1
> Vendor ID:             GenuineIntel
> CPU family:            6
> Model:                 26
> Stepping:              4
> CPU MHz:               2663.279
> BogoMIPS:              5326.55
> L1d cache:             32K
> L1d cache:             32K
> L2d cache:             6144K
> NUMA node0 CPU(s):     0,1
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