[CentOS] guest vms crash host systems

Tue Oct 4 17:18:07 UTC 2011
m.roth at 5-cent.us <m.roth at 5-cent.us>

Negative wrote:
> On Tue, Oct 4, 2011 at 10:41 AM, <m.roth at 5-cent.us> wrote:
>> Brian Mathis wrote:
>> > On Mon, Oct 3, 2011 at 10:16 PM, Negative <negativebinomial at gmail.com>
>> > wrote:
>>>> I built guest vm's one for Windows 7 and one for Windows XP using the
>>>> virtual machine manager on a  just updated to centos 5.7, and they
>>>> are both crashing the host machine. They run only  for a few minutes,
>> > Is this new hardware?  Have you run any hardware burn testing (CPU,
>> > RAM, etc...) and/or memtest86+ on the RAM?  This sounds like a
>> > hardware issue to me.
> It's about three years old. I had one hardware issue a year ago in which a
> video card fried, but it's been great. I will run memtest this afternoon.
>> I agree with Brian - it may be coincidental that you built the VMs, and
>> then it started crashing.
> -- and that would've been my fault. Then, every time X is running the
> guest and host crash.
>> One other question: is selinux enabled?
> Yes. No warnings, though.

More and more it sounds like a hardware issue. Hmm, every time X is
running, and you say you had one video card fried - how did it fry? Also,
is this machine on a good quality surge protector? Have you had a
thunderstorm, or power outages recently?