[one-users] Load balancing hosts / "VM Consolidation Scheduler"

[Ignacio M. Llorente]

Hi,

Although we are highly interested, there is nothing developed by
OpenNebula. The work in the "VM Consolidation Scheduler" was a very
early prototype that only worked with OpenNebula 1.2

Cheers

On Mon, Feb 14, 2011 at 8:53 AM, Steffen Neumann <sneumann at ipb-halle.de> wrote:
> Hi,
>
> On Tue, 2011-02-08 at 11:27 +0100, Tino Vazquez wrote:
> ...
>> > 2) Is there a way to migrate VMs between hosts
>> >   when load gets to high ? The VMs could become busy
>> >   and saturate their host, or a few new hosts became available.
>> >   Is live-migration a requirement for this ?
>>
>> You can use the default OpenNebula scheduler to achieve an evenly
>> distribution of resources (see the load-aware policy in [1]). You
>> won't get automatic migration out-of-the-box, possibles solutions are:
>>
>>   * Extend the scheduler to implement a new migration policy
>>   * Develop a script to monitor and eventually perform the migration
>
> If possible I'd like to avoid re-inventing the wheel,
> and I could imagine that my idea is of general interest.
>
> There is an early presentation
> http://www.slideshare.net/llorente/vm-management-for-greenit-data-centers
>
> which covers exactly what I've been looking for, especially the
> "VM Consolidation Scheduler" mentioned on p14.
> Is any code for this available ?
>
> Yours,
> Steffen
>
> --
> IPB Halle                    AG Massenspektrometrie & Bioinformatik
> Dr. Steffen Neumann          http://www.IPB-Halle.DE
> Weinberg 3                   http://msbi.bic-gh.de
> 06120 Halle                  Tel. +49 (0) 345 5582 - 1470
>                                  +49 (0) 345 5582 - 0
> sneumann(at)IPB-Halle.DE     Fax. +49 (0) 345 5582 - 1409
>
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-- 
Ignacio M. Llorente, PhD, MBA
Project co-Lead and Director
OpenNebula - The Open Source Toolkit for Cloud Computing
www.OpenNebula.org | imllorente at opennebula.org