[CentOS] guest vms crash host systems

[m.roth at 5-cent.us]

Negative wrote:
> On Wed, Oct 5, 2011 at 11:00 AM, <m.roth at 5-cent.us> wrote:
>> Les Mikesell wrote:
>> > On Wed, Oct 5, 2011 at 8:17 AM, Negative <negativebinomial at gmail.com>
>> > wrote:
>> <snip>
>> >> So now I've found I can run X without problems and I can run qemu-kvm
>> >> without problems, but I cannot run both at the same time.
>> >
>> > 'X' should be split cleanly into client and server programs where in
>> > X-speak  the server serves the display and keyboard and programs are
>> > the clients.   An X client program should not be touching any hardware
>> > directly.  But, virtualization stuff might try to cheat.   If you
>> > don't need the local console, you might try loading VMware ESXi first,
>> > then run all your other OS's as guests under that - you do need a
>> > windows box to run as the console when making changes or installing
>> > things, though.
>>
>> Actually, if you do that, you can log into ESX1 - it's actually a
>> modified RHEL 3, I think. It's the remote admin GUI that you need
>> WinDoze for.
>>
> VMware's a possibility. Would I need to remove the kvm package?  Do I have
> to keep libvirtd off?

You could.
>
> I still wonder what is causing this. I couldn't find any mention of a
> similar problem, including on my desktop in my office, where I have a very
> similar setup, with four kvm guests, two Fedora, one Centos 6 and one
> Windows XP.

It keeps coming back to sounding like a hardware problem, maybe the video
card.

       mark