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xen-devel
Re: [Xen-devel] Intel processor model 30 for P6 class family is not supp
It means you can't run xenoprof (basically that's oprofile ported for Xen).
It's only useful for system profiling; it's not really a user feature.
-- Keir
On 03/06/2009 21:02, "Nguyen, Daniel" <Daniel.Nguyen@xxxxxxx> wrote:
> Thanks for your prompt response.
>
> But we are still concerned about the statement "Initialization failed". Could
> you elaborate on that a little bit more as to what kind of initialization has
> failed? If it's just informational, then "Initialization failed" can be quite
> an intimidating statement to be printed out.
>
> Second question would be whether you know when Jasper Forest or model 30 will
> be recognized by Xen.
>
> Any help is again greatly appreciated,
> Daniel
> ________________________________________
> From: Keir Fraser [keir.fraser@xxxxxxxxxxxxx]
> Sent: Wednesday, June 03, 2009 1:52 AM
> To: Nguyen, Daniel; xen-devel@xxxxxxxxxxxxxxxxxxx
> Subject: Re: [Xen-devel] Intel processor model 30 for P6 class family is not
> supported
>
> On 03/06/2009 01:51, "Nguyen, Daniel" <Daniel.Nguyen@xxxxxxx> wrote:
>
>> We have installed Xen version 3.3.1 on CentOS 5.2 32-bit, which runs on a
>> testbed that has the Intel Jasper Forest processor. When we perform xm dmesg,
>> we get the following message:
>>
>> (XEN) xenoprof: Initialization failed. Intel processor model 30 for P6 class
>> family is not supported
>>
>> Since this processor has not yet been released, this may explain the
>> aforementioned message. But we would like to know whether this has any
>> negative
>> impact on Xen itself(performance, vt-d, etc.) if Xen detects an unknown
>> processor model like the Jasper Forest. Or is it just informational?
>
> It's just informational. Most CPU features are probed via CPUID. It's just
> xenoprof that cares deeply about the family/model numbers.
>
> -- Keir
>
>
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