[Openstack-operators] openstack and xen

gustavo panizzo (gfa) gfa at zumbi.com.ar
Thu Jul 9 08:24:27 UTC 2015



On 2015-07-06 15:43, Álvaro López García wrote:
> On 02 Jul 2015 (19:26), gustavo panizzo (gfa) wrote:
>> Hello
>
> Hi,
>
>> 	has anybody moved from kvm to xen?
>> i see the support for xen on nova's hypervisor support matrix got better on
>> latest releases.
>
> We're using Xen from the beginning, back in Cactus IIRC. In the past we
> had to patch several things, but support has improved a lot.
do you still need to patch?

>
>> we found hard to isolate noisy vm on kvm, and the network problem (i sent on
>> another email) is killing us
>>
>> besides, xen being used by rackspace and aws is not bad publicity at all
>>
>> so, is anybody using xen? what are they using? xenserver from citrix,
>> xen4centos, xen on ubuntu, xen+libvirt? what are the results?
>
> We are using Ubuntu + Libvirt + Xen, and we're happy with it. The only
> thing that you have to take into account is that if you plan to use
> PyGrub you cannot use CoW, mainly because PyGrub cannot read qcow2
> images.


does live migration without shared storage works?
if yes, which percentage of failure do you have?

which neutron agent (ovs, linuxbridge) do you use?

>
> Cheers,
>

thanks

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