Re: [Xen-devel] Latest unstable detects cpu speed incorrectly

[Keir Fraser <keir.fraser@xxxxxxxxxxxxx>]

Haven't heard any other reports of that. Can you provide more details?

 -- Keir

On 27/10/2009 15:51, "Valtteri Kiviniemi" <valtteri.kiviniemi@xxxxxxxxxxxx>
wrote:

> Hi,
> 
> Seems like that emulation is not quite working as it should be. domU's
> are using all the available cpu and then they crash. I did a fallback
> back to the old behaviour and the virtuals running with tsc_native=1 are
> working fine.
> 
> - Valtteri Kiviniemi
> 
> Valtteri Kiviniemi kirjoitti:
>> Hi,
>> 
>> Ok, good to know. Is it always at 1GHz or can it be adjusted? Is there
>> some other new features different from 3.4.1 that I should know?
>> 
>> 
>> - Valtteri Kiviniemi
>> 
>> Keir Fraser kirjoitti:
>>> On 27/10/2009 15:22, "Valtteri Kiviniemi"
>>> <valtteri.kiviniemi@xxxxxxxxxxxx>
>>> wrote:
>>> 
>>>> We are testing the latest xen-unstable and found an interesting bug.
>>>> dom0 detects cpu speed correctly but when booting domU it detects it
>>>> incorrectly:
>>>> 
>>>> "Detected 1000.000 MHz processor."
>>> 
>>> TSC is emulated at that speed. If you want old behaviour then add
>>> tsc_native=1
>>> to your domain config file.
>>> 
>>>  -- Keir
>>> 
>>> 
>>> 
>>> _______________________________________________
>>> Xen-devel mailing list
>>> Xen-devel@xxxxxxxxxxxxxxxxxxx
>>> http://lists.xensource.com/xen-devel
>> 
> 
> _______________________________________________
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> Xen-devel@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-devel



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