Xen users - Jun 2011 - AW: "maxmem" without "memory" in hvm-domU-config causesdom0 to reboot

> > Anyway I don''t know if this is a known (or unknown?) bug (I
couldn''t
> > find any information about it) or if there''s something wrong
with my
> > system, so I''m just asking here if anybody ever had similar
problems..
> 
> I think that this is the known (and expected) behaviour and I had 
> similar issues when I set memory < max_mem for an HVM.  My 
> understanding is that Xen is ballooning RAM for the HVM but the HVM 
> doesn''t know how to correctly accept it as there is no balloon
driver.
> At some point the HVM then tries to address RAM between memory and 
> max_mem but as it is not properly configured it crashes.
> 
The problem is that it not only crashes (in my case reboots) the domU
(guest) but the dom0 (host) I don''t think that a misconfigured guest
should be able to crash the whole host system.

ronney

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