[Openstack] [Openstack-operators] Migrating instances according to load on host

Claudio Pupparo claudio.pupparo at gmail.com
Tue Dec 16 20:56:16 UTC 2014

Hi Slawek,

there is also Openstack Neat
"An extension to OpenStack implementing dynamic consolidation of Virtual
Machines (VMs) using live migration"

I believe it is exactly what you're looking for.

By the way I am currently working on it for my thesis :)


Il 16/12/2014 21:18, Sławek Kapłoński ha scritto:
> Hello,
> Thanks for show me some direction what I should look for :)
> I search blueprints of nova with 'drs' and I found somethink like this: 
> https://blueprints.launchpad.net/nova/+spec/resource-optimization-service
> It would be nice to have it in nova :)
> ---
> Best regards
> Slawek Kaplonski
> slawek at kaplonski.pl
> Dnia wtorek, 16 grudnia 2014 12:05:41 Abel Lopez pisze:
>> Sounds like you're describing VMWare DRS.
>> It's a pretty neat feature that aims to reduce outages during maintenance
>> and also reduce the impact of noisy neighbor.
>> To my knowledge, we don't have that today, but I haven't been following the
>> wishlist for nova
>>> On Dec 16, 2014, at 12:01 PM, Sławek Kapłoński <slawek at kaplonski.pl>
>>> wrote:
>>> Hello,
>>> I'm wondering is ther some solution (maybe separate project or some
>>> plugin)
>>> which allow to automatically live-migrate (or migrate when instances are
>>> stopped) instances between hosts according to load which instance generate
>>> on host. For example if there are 10 instances on host and all of then
>>> use lot cpu or ram some of them should be migrated to different (free)
>>> host. When there are instances which are do not heavy load - then should
>>> be migrated to one host where will be for example 15 such instances. Do
>>> you know about something like that for openstack?
>>> ---
>>> Best regards
>>> Slawek Kaplonski
>>> slawek at kaplonski.pl_______________________________________________
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