[Pkg-xen-devel] Bug#617421: Bug#617421: Bug#617421: xen-hypervisor-4.0-i386: can't migrate (or save/resume) lenny guests: BUG: recent printk recursion

[Ferenc Wagner]

Ian Campbell <ijc at hellion.org.uk> writes:

> On Wed, 2011-03-09 at 13:01 +0100, Ferenc Wagner wrote:
>
>> Ian Campbell <ijc at hellion.org.uk> writes:
>> 
>>> On Wed, 2011-03-09 at 11:51 +0100, Ferenc Wagner wrote:
>>>
>>>> Ian Campbell <ijc at hellion.org.uk> writes:
>>>> 
>>>>> On the other hand, the Xen enabled kernel in Lenny turned out to be a
>>>>> bit of a disaster and I could well imagine that the new hypervisor/tools
>>>>> are simply exposing a prexisting bug in that kernel.
>>>> 
>>>> It wasn't entirely explicit, but I don't use (and haven't ever used) the
>>>> Xen-enabled lenny kernel: it was way too unstable for production use
>>>> from the very beginning.  The guests I'm talking about run the latest
>>>> linux-image-2.6.26-2-686-bigmem kernel (version 2.6.26-26lenny2),
>>>> sporting upstream Xen domU support, and no dom0 support.
>>>
>>> Did pvops in 2.6.26 support migration? I must admit I thought it didn't
>>> yet.
>> 
>> It apparently did... but it does not anymore. :(
>
> I can confirm that suspend/restore/migrate support was not added to the
> mainline kernel until commit 0e91398f2a5d which first appeared in
> 2.6.27-rc1.
>
> Not sure what you were testing before but it wasn't 2.6.26 ;-)

Didn't you port it to the lenny kernel?  I'm starting to remember...
-- 
Cheers,
Feri.