pednape at gmail
Apr 30, 2012, 2:48 AM
Post #4 of 9
CLUES team in Polytechnic University of Valencia in Spain have done
some work about energy management:
On Mon, Apr 30, 2012 at 9:26 AM, Arnaud Quette <aquette.dev [at] gmail> wrote:
> Hi Simon and Hitesh,
> I've started a spec on cloud PM some times ago, that you may be interesting
> in reading:
> It's incomplete, but most ideas are there.
> The base ideas are that:
> - you can't just consider power efficiency, without power availability and
> - PUE must also be considered for the whole infrastructure. So it's not just
> about optimizing 1 server load, but also which server (WRT for example UPS
> efficiency, or its power status, Ie online/on battery),
> - using the deployed power protection system maximize visibility and
> features, by using the data from the power devices,
> - the NUT (networkupstools.org) can provide both this protection and
> visibility, by supporting all types of power devices out there (UPS, PDU,
> server power supplies, and soon smart meters).
> FYI, NUT is also bundled in all Linux, available for all systems, and
> embedded in tons of NAS and appliances found in DC...
> From my first discussions with Jay, it seemed that local integration of NUT
> in Nova + a new scheduler (that has the global visibility) is the way to go.
> I also came to the conclusion that it was worth creating a power QOS API,
> that could be supported by any cloud OS, and implemented by internal or 3rd
> party solution.
> (Sent from eeePad...)
> Le 29 avr. 2012 19:00, "hitesh wadekar" <hitesh.wadekar [at] gmail> a ťcrit†:
>> Hi Szymon,
>> This is a really great that you are working for energy efficiency
>> datacenter. whatever the topics you mentioned that really affects for
>> efficient data center. I would like to add some points on this. You should
>> consider Quantum project to deploy and research for datacenter. Distributed
>> networks play an important role in the data center. May be you can consider
>> OpenVswitch + OpenStack-Quantum+ OpenStack-Nova†combination infrastructure.
>> Here are some news that I came across, Clarkson University is going to
>> build energy efficient datacenter at near New York. You can see this news at
>> As far as I know that Prof. Jeanna Matthews is working for it.
>> I am not sure whether they are doing this for OpenStack Cloud. But, You
>> can ask them what exactly they are doing. You can contact these persons,
>> they might redirect you to respective person. I am putting them in CC
>> 1. Dr. Todd Deshane,
>> 2. Mr. Patrick wilbur
>> For Quantum, may be Dan Wendlandt and me can help you to see what
>> parameter you should consider for distributed network Data Center.
>> Its really great that somebody working on OpenStack efficient Data Center.
>> In the mean time, If I find some articles on it then I will forward to
>> Hitesh Wadekar
>> On Sun, Apr 29, 2012 at 9:58 PM, Szymon Grzybowski <semyazz [at] gmail>
>>> Me and my colleague are doing research about openstack and energy
>>> efficiency during part of our master thesis about cloud computing. And mayby
>>> we would like to write something inside nova-scheduler to dynamically manage
>>> vms from cloud administrator's point of view. the general idea is to
>>> automate process of vm migration to suite current policy. For example, we
>>> have 10 servers in cloud with nova-compute, each is capable of running 5 vm.
>>> I'd like to run 20 vms. Aaccording to current nova-scheduler (filters), each
>>> server will run 2 VMs, but it would be cheaper (this is policy defined by
>>> administrator) if we run all of them on just 4 servers. of course, cloud has
>>> to keep proper QoS rate (response time etc.). This is general idea.
>>> Energy efficiency is really popular topic, when we talk about
>>> servers,datacenters and virtualization, but I can't find any papers about it
>>> in context of openstack. Are there any projects doing such researches or
>>> articles? in fact it would be really surprising if there is nothing about
>>> energy efficiency in context of openstack.
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