Re: Re: PoD issue

["Jan Beulich" <jbeulich@novell.com>]

>>> Pasi Kärkkäinen 06/04/10 5:03 PM >>>
>On Fri, Feb 19, 2010 at 08:19:15AM +0000, Jan Beulich wrote:
>> >>> Keith Coleman  19.02.10 01:03 >>>
>> >On Thu, Feb 4, 2010 at 2:12 PM, George Dunlap
>> > wrote:
>> >> Yeah, the OSS tree doesn't get the kind of regression testing it
>> >> really needs at the moment.  I was using the OSS balloon drivers when
>> >> I implemented and submitted the PoD code last year.  I didn't have any
>> >> trouble then, and I was definitely using up all of the memory.  But I
>> >> haven't done any testing on OSS since then, basically.
>> >>
>> >
>> >Is it expected that booting HVM guests with maxmem > memory is
>> >unstable? In testing 3.4.3-rc2 (kernel 2.6.18 c/s 993) I can easily
>> >crash the guest and occasionally the entire server.
>> 
>> Crashing the guest is expected if the guest doesn't have a fixed
>> balloon driver (i.e. the mentioned c/s would need to be in the
>> sources the pv drivers for the guest were built from).
>> 
>> Crashing the host is certainly unacceptable - please provide logs
>> thereof.
>> 
>
>Was this resolved? Someone was complaining recently that maxmem != memory
>crashes his Xen host..

I don 't recall ever having seen logs of a host crash of this sort,
so if this ever was the case and no-one else fixed it, I would
believe it still to be an issue.

Jan