[openstack-dev] StarlingX gap analysis to converge with OpenStack master

melanie witt melwittt at gmail.com
Wed Nov 21 22:06:20 UTC 2018

On Wed, 21 Nov 2018 21:23:51 +0100, Melanie Witt wrote:
> On Wed, 21 Nov 2018 12:11:50 -0600, Miguel Lavalle wrote:
>> One of the key goals of StarlingX during the current cycle is to
>> converge with the OpenStack projects master branches. In order to
>> accomplish this goal, the Technical Steering Committee put together a
>> gap analysis that shows the specs and patches that need to merge in the
>> different OpenStack projects by the end of Stein. The attached PDF
>> document shows this analysis. Although other projects are involved, most
>> of the work has to be done in Nova, Neutron and Horizon. Hopefully all
>> the involved projects will help StarlingX achieve this important goal.
>> It has to be noted that work is still on-going to refine this gap
>> analysis, so there might be some updates to it in the near future.
> Thanks for sending this out. I'm going to reply about what I know of the
> status of nova-related planned upstream features.
> On NUMA-aware live migration, it was identified as the top priority
> issue in the NFV/HPC pain points forum session [1]. The spec has been
> approved before in the past for the Rocky cycle, so it's a matter of
> re-proposing it for re-approval in Stein. We need to confirm with artom
> and/or stephenfin whether one of them can pick it up this cycle.

Turns out this spec has already been re-proposed for Stein as of Sep 4:


and is under active review now. Apologies for missing this in my 
previous reply.

> I don't know as much about the shared/dedicated vCPUs on a single host
> or the shared vCPU extension, but the cited spec [2] has one +2 already.
> If we can find a second approver, we can work on this too in Stein.
> The vTPM support spec was merged about two weeks ago and we are awaiting
> implementation patches from cfriesen.
> The HPET support spec was merged about two weeks ago and the
> implementation patch is under active review in a runway with one +2 now.
> For vCPU model, I'm not aware of any new proposed spec for Stein from
> the STX community as of today. Let us know if/when the spec is proposed.
> For disk performance fixes, the specless blueprint patch is currently
> under active review in a runway.
> The extra spec validation spec [3] is under active review now.
> For the bits that will be addressed using upstream features that are
> already available, I assume the STX community will take care of this.
> Please reach out to us in #openstack-nova or on the ML if there are
> questions/issues.
> For the bugs, again feel free to reach out to us for reviews/help.
> Cheers,
> -melanie
> [1] https://etherpad.openstack.org/p/BER-nfv-hpc-pain-points
> [2] https://review.openstack.org/555081
> [3] https://review.openstack.org/618542

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