[openstack-dev] [ptg][nova][neutron] modelling network capabilities and capacity in placement and nova neutron port binding negociation.

Eric Fried openstack at fried.cc
Mon Sep 11 17:35:54 UTC 2017


Yup, I definitely want to be involved in this too.  Please keep me posted.

		efried

On 09/11/2017 11:12 AM, Jay Pipes wrote:
> I'm interested in this. I get in to Denver this evening so if we can do
> this session tomorrow or later, that would be super.
> 
> Best,
> -jay
> 
> On 09/11/2017 01:11 PM, Mooney, Sean K wrote:
>> Hi everyone,
>>
>> I’m interested in set up a white boarding session at the ptg to discuss
>>
>> How to model network backend in placement and use that info as part of
>> scheduling
>>
>> This work would also intersect on the nova neutron port binding 
>> negotiation
>>
>> Work that is also in flight so I think there is merit in combining
>> both topic into one
>>
>> Session.
>>
>> For several release we have been discussing a negotiation protocol
>> that would
>>
>> Allow nova/compute services to tell neutron what virtual and physical
>> interfaces
>>
>> a hypervisor can support and then allow neutron to select from that
>> set the most appriote
>>
>> vif type based on the capabilities of the network backend deployed by
>> the host.
>>
>> Extending that concept with the capabilities provided by placement and
>> trait
>>
>> Will enable us to model the network capablites of a specific network
>> backend
>>
>> In an scheduler friendly way without nova needing to understand
>> networking.
>>
>> To that end  if people are interested in  having a while boarding
>> session to dig
>>
>> Into this let me know.
>>
>> Regards
>>
>> Seán
>>
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>>
>>
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