Re: [Xen-users] Xen as alternative for openMosix? about clustering

[Peter Vandersteegen <Peter.Vandersteegen@xxxxxxxxxxxxxx>]

Mark Williamson wrote:

> On Wednesday 12 July 2006 10:28, Emiliano Gabrielli wrote:
>  
>
> > On Tuesday 11 July 2006 10:49, Peter Vandersteegen wrote:
> >    
> >
> > > Hi all,
> > >
> > > My problem: I have some desktop pc's on my work I would like to use as
> > > calculation nodes in a cluster.
> > > When I  start a job on the central node,  the cluster should be able to
> > > load balance these jobs.
> > >
> > > The idea for using XEN:
> > > Run several light weight OS on the central node.  Log in to one of these
> > > light weight OS, start your process and let load balancing take care of
> > > the job?
> > > Has anybody already tried this?  What are the pros and cons of this idea?
> > >
> > >      
> I think Peter was referring to using Xen's live OS migration instead of 
> process migration...  Is that right Peter?
> Although as Emiliano stated, you can only have one virtual machine resident on 
> one physical machine at once, if you split up each computation job onto a 
> different virtual machien it should be possible to load balance those jobs 
> across the cluster.
>  
That was indeed the main idea.  (Some questions remain concerning the 
overhead)
> Note that there's no (free) load balancer for Xen at the moment, but you could 
> probably write your own.
>  
Aha, that is a bigger problem  :).

By the way, thanks for all the replies.

regards

Peter



--
**********************************************************
Peter Vandersteegen
Ghent University - IMEC
Dept. of Information Technology (INTEC)
Sint-Pietersnieuwstraat 41, B-9000 Gent, Belgium
Tel: +32 9 264 3447
Fax: +32 9 264 3593
Email: Peter.Vandersteegen@xxxxxxxx
Website: photonics.intec.ugent.be
********************************************************** 

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