[openstack-dev] [Openstack-operators] [nova] Can we bump MIN_LIBVIRT_VERSION to 1.2.2 in Liberty?

Matt Riedemann mriedem at linux.vnet.ibm.com
Thu May 14 20:35:19 UTC 2015



On 5/14/2015 2:59 PM, Kris G. Lindgren wrote:
> How would this impact someone running juno nova-compute on rhel 6 boxes?
> Or installing the python2.7 from SCL and running kilo+ code on rhel6?
>
> For [3] it couldn't we get the exact same information from /proc/cpuinfo?
> ____________________________________________
>
> Kris Lindgren
> Senior Linux Systems Engineer
> GoDaddy, LLC.
>
>
>
> On 5/14/15, 1:23 PM, "Matt Riedemann" <mriedem at linux.vnet.ibm.com> wrote:
>
>> The minimum required version of libvirt in the driver is 0.9.11 still
>> [1].  We've been gating against 1.2.2 in Ubuntu Trusty 14.04 since Juno.
>>
>> The libvirt distro support matrix is here: [2]
>>
>> Can we safely assume the people aren't going to be running Libvirt
>> compute nodes on RHEL < 7.1 or Ubuntu Precise?
>>
>> Regarding RHEL, I think this is a safe bet because in Kilo nova dropped
>> python 2.6 support and RHEL > 6 doesn't have py26 so you'd be in trouble
>> running kilo+ nova on RHEL 6.x anyway.
>>
>> There are some workarounds in the code [3] I'd like to see removed by
>> bumping the minimum required version.
>>
>> [1]
>> http://git.openstack.org/cgit/openstack/nova/tree/nova/virt/libvirt/driver
>> .py?id=2015.1.0#n335
>> [2] https://wiki.openstack.org/wiki/LibvirtDistroSupportMatrix
>> [3]
>> http://git.openstack.org/cgit/openstack/nova/tree/nova/virt/libvirt/host.p
>> y?id=2015.1.0#n754
>>
>> --
>>
>> Thanks,
>>
>> Matt Riedemann
>>
>>
>> _______________________________________________
>> OpenStack-operators mailing list
>> OpenStack-operators at lists.openstack.org
>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators
>

This would be Liberty, so when you upgrade nova-compute to Liberty you'd 
also need to upgrade the host OS to something that supports libvirt >= 
1.2.2.

-- 

Thanks,

Matt Riedemann




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