Re: [Xen-users] Dom0 down ...

["J. Roeleveld" <joost@xxxxxxxxxxxx>]

On Tuesday 31 August 2010 11:48:42 Bruno Steven wrote:
> I have my doubt because yesterday I did test stress (CPU and Read disk) on
> two virtual machine (Windows server 2003) , the CPU of two virtual machine
>  goes to 100% , the virtual machine doesn't restart and Dom0 doesn't down
> but I see that my server stop recognize  total memory server that is 8 GB ,
> the server have recognized  only 4 GB. I think when server recognize 8 GB,
> the server be maybe unstable , because since the memory is 4 GB the server
> doesn't restart anymore.

I would suggest you run memcheck or similar tools and confirm that all the 
memory is seated properly.

--
Joost

> 
> On Tue, Aug 31, 2010 at 4:02 AM, J. Roeleveld <joost@xxxxxxxxxxxx> wrote:
> > On Monday 30 August 2010 19:47:38 Bruno Steven wrote:
> > > Hi ,
> > > 
> > > There is some tips for avoid a virtual machine (domU) down Dom0. My xen
> > > Dom0 restart when one virtual machine have much stress (CPU) , is
> > 
> > possible
> > 
> > > configure XEN for isolate a virtual machine ?
> > > 
> > > Thank very much .
> > 
> > Are you certain it's Xen that is crashing?
> > If a virtual machine is stressing the CPU too much, it might overheat and
> > the
> > system crashes because of that.
> > 
> > I've had, in the past, serious overheating issues with computers that led
> > to
> > weird errors.
> > When this happens next, check the temperature of the CPU and other
> > components
> > in the computer.
> > 
> > --
> > Joost
> > 
> > _______________________________________________
> > Xen-users mailing list
> > Xen-users@xxxxxxxxxxxxxxxxxxx
> > http://lists.xensource.com/xen-users


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