Re: [PATCH 1/2] VMware guest detection for x86 and x86-64

Cristi Magherusan
2008-09-24T14:10:37Z

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On Wed, 2008-09-24 at 20:22 +0800, Yan Li wrote:
> Detects whether we are running as a VMware guest or not. Detection is
> based upon DMI vendor string.
>
> It provides a function:
> int is_vmware_guest(void)
> that can be used easily to detect if we are running as a VMware guest
> or not.

We can also use this feature to force the HZ value to 100 or 250 at most
when running in a virtual environment, since VirtualBox had some issues
with this by taking a lot of CPU time when the HZ was set to 1000.

Cristi

--
Cristi Măgherușan,
Inginer de sistem/retea
Universitatea Tehnică din Cluj-Napoca
Centrul de Comunicații "Pusztai Kalman"
Tel. 0264/401247 http://cc.utcluj.ro

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