Re: [Xen-users] Xen4.0.1 : slow Disk IO on DomU

[Joost Roeleveld <joost@xxxxxxxxxxxx>]

On Monday 28 March 2011 20:10:40 you wrote:
> Le 28/03/2011 11:59, Joost Roeleveld a écrit :
> > e thing I do have, though, is dedicating a single core to dom0.
> > This avoids the situation that dom0 has to wait for an available core.
> > 
> > The advantage is that dom0 will always have CPU-resources available and
> > this will speed up I/O activities as it is dom0 that is involved in all
> > the disk-access.
> 
> i tried with a dedicated cpu but it doesn't change

Hmm... then I'm at the end of my ideas here, I'm afraid.
When I get round to upgrading to Xen4.x, I'll do a performance test to see if 
I get the same. But I'd rather not play around with the production system.

--
Joost

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