[CentOS] [SOLVED] Re: Xen-server in virt-manager Paravirtualized doesn't work

[Georghy]

Pasi Kärkkäinen a écrit :
> On Thu, Apr 22, 2010 at 09:56:13AM +0200, Georghy wrote:
>   
>> Pasi Kärkkäinen a écrit :
>>     
>>> On Wed, Apr 21, 2010 at 03:12:01PM +0200, Georghy wrote:
>>>   
>>>       
>>>> Hi all,
>>>> I'm setting up a virtualization software on CentOS,
>>>> using virt-manager, KVM, qemu and Xen
>>>> When I want to create a VM, paravirtualized mode isn't possible (ie it 
>>>> is grey)
>>>> What should I do to use xen paravirtualized mode ?
>>>> i figured that xen is not running but /etc/init.d/xend start doesn't work
>>>> xen and xen-kernel are installed on the machine (rpm -qa | grep xen 
>>>> replies : xen & xen-kernel)
>>>> thanks for all help
>>>>
>>>>     
>>>>         
>>> Did you actually boot into Xen? 
>>>
>>> -- Pasi
>>>
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>>>   
>>>       
>> i want to but my kernel is a PAE kernel
>> should I choose between PAE or XEN kernel ? Are they incompatible ?
>>
>>     
>
> Please check /boot/grub/grub.conf 
>
> Xen hypervisor is a baremetal hypervisor, meaning you have to _boot_ into it (xen.gz).
>
> Xen hypervisor will then launch dom0 ("domain 0") Linux, which is used to manage the system.
> dom0 Linux kernel needs to be special xen-aware kernel, called kernel-xen in rhel/centos.
>
> So yeah.. normal kernel-PAE doesn't run as Xen dom0.
> kernel-xen is always PAE enabled on 32bit, 64bit doesn't require/use special PAE kernels.
>
> -- Pasi
>
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>   
Thanks for your responce that's all I wanted to know

-- 
Cordialement, / Greetings,
Georghy FUSCO