[Openstack] Improving Xen support in the libvirt driver

Muriel mucawhite at gmail.com
Thu May 10 13:17:59 UTC 2012


Il 10/05/2012 11:48, Alvaro Lopez ha scritto:
> On Thu 10 May 2012 (10:41), Muriel wrote:
>> If I remember correctly, the qcow images are not the only problem
>> with xen, but I'm far from the code for too long time. In the past
>> (diablo), the method for counting the ram (and cpu perhaps?) did not
>> work with xen and this affected the choices of the scheduler. I have
>> no idea if this happens in essex/folsom.
> I've sent to review some code [1] that tries to fix this issue [2].
>
> [1] https://review.openstack.org/#/c/7296/
> [2] https://bugs.launchpad.net/nova/+bug/997014
>
> Regards,
Great! But there is a reason if are you using /proc/meminfo instead of 
getInfo when calculating the memory used?
You know if there is a way to get, using libvirt, the reserved memory 
for dom0? Or the only solution is to read the configuration file of xen?

Thanks,
Muriel





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