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xen-users
RE: [Xen-users] Re: Xen Disk I/O performance vs native performance: Xen
After a research, it have no "/usr/lib64/xen/bin/qemu-dm" if I comment this
line in my conf:
#vfb = [ "type=vnc,vncunused=1" ]
So I'm really in PV mode.
A lot of person have less "bandwith" in domU.... and not easy to debug.
>-----Message d'origine-----
>De : Javier Guerra Giraldez [mailto:javier@xxxxxxxxxxx]
>Envoyé : vendredi 13 février 2009 13:59
>À : xen-users@xxxxxxxxxxxxxxxxxxx
>Cc : DOGUET Emmanuel; Fajar A. Nugraha
>Objet : Re: [Xen-users] Re: Xen Disk I/O performance vs native
>performance: Xen I/O is definitely super super super slow
>
>DOGUET Emmanuel wrote:
>> and this processes is running :
>>
>> root 5671 0.0 0.1 75412 6324 ? Sl 16:33 0:00
>> /usr/lib64/xen/bin/qemu-dm -M xenpv -d 1 -domain-name dom-v1
>-vnc 0.0.0.0:0
>> -vncunused root 6559 0.0 0.1 75412 6328 ? Sl
> 16:33 0:00
>> /usr/lib64/xen/bin/qemu-dm -M xenpv -d 2 -domain-name dom-v2
>-vnc 0.0.0.0:0
>> -vncunused
>
>obviously your DomUs are HVM. no wonder they're far slower than Dom0.
>
>now, why are they HVM?... that's the question.
>
>--
>Javier
>
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