[CentOS] guest vms crash host systems

Negative negativebinomial at gmail.com
Wed Oct 5 19:11:28 UTC 2011


On Wed, Oct 5, 2011 at 3:06 PM, Negative <negativebinomial at gmail.com> wrote:

> On Wed, Oct 5, 2011 at 1:00 PM, <m.roth at 5-cent.us> wrote:
>
>> Negative wrote:
>> > On Wed, Oct 5, 2011 at 11:15 AM, <m.roth at 5-cent.us> wrote:
>> > Negative wrote:
>> > On Wed, Oct 5, 2011 at 11:15 AM, <m.roth at 5-cent.us> wrote:
>> >> Negative wrote:
>> <snip>
>> >> > 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.
>> <snip>
>> Do I remember this is 5.7? Look at the announcement that *just* came out
>> in the last hour, with the libX11 bugfix.
>> <https://rhn.redhat.com/errata/RHBA-2011-1351.html> says "Previously, in
>> the 64-bit mode, libX11 computed addresses using the 32-bit arithmetic. As
>> a consequence, under heavy load, applications running in the X environment
>> terminated unexpectedly. A patch has been provided to address this issue,
>> and the crashes no longer occur in the described scenario."
>>
>>       mark
>>
>>
And, Mark, thanks for mentioning it.


>
> If this isn't my lucky day. RH and Centos solved my problem even before I
> defined it.
>
> I saw the update earlier and didn't dare hope. I updated and it seems to
> have solved the issue. On the host machine, I fired up virt-manager, started
> the Fedora  guest and it's been up for a half hour.
>
> Now I, too, can start complaining about Gnome 3. I've read it's like
> Windows, but it's the spitting image of the Mac OS.
>
>
>



More information about the CentOS mailing list