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Re: [Xen-users] does anyone have experience with clusters?

To: "Waldirio Manhães Pinheiro" <waldirio@xxxxxxxxx>
Subject: Re: [Xen-users] does anyone have experience with clusters?
From: "Rudi Ahlers" <rudiahlers@xxxxxxxxx>
Date: Wed, 3 Dec 2008 12:46:25 +0200
Cc: xen-users <xen-users@xxxxxxxxxxxxxxxxxxx>
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On Wed, Dec 3, 2008 at 12:16 PM, Waldirio Manhães Pinheiro
<waldirio@xxxxxxxxx> wrote:
>   Good Morning Rudi
>  Check here to start your cluster environment and configuration -
> http://www.redhat.com/docs/manuals/enterprise/RHEL-AS-2.1-Manual/cluster-manager/
> Good Luck
> Waldirio
> On Wed, Dec 3, 2008 at 7:08 AM, Rudi Ahlers <rudiahlers@xxxxxxxxx> wrote:
>> Hi all,
>> I want to start experimenting with clusters, and I would like to use
>> normal desktop grade hardware for this. I have some extra PC
>> components lying around, enough to build 3 - 4 moderate desktops with
>> a PIV / C2D CPU & 512MB - 1GB RAM each. All the machines should have
>> at least a 100MB NIC, but I can add a gigabit NIC to the machines that
>> doesn't have it if need be.
>> I have used Linux Heartbeat to failover a MySQL cluster before, and
>> it's actually been running very well for about 3 years now. But, I
>> want to start looking @ total clustering, with DRBD - where everything
>> (not just MySQL) is being replicated across the 4 machines. I'm also
>> intereated in load balancing.
>> Has anyone done anything like this?
>> The cluster will be running / hosting a few XEN Virtual Machines, and
>> idealy if one PC / server dies (hardware failure / power failure /
>> etc), then on of the other machines should still be running the
>> virtual machines, i.e. no downtime. Is this possible? Can somone steer
>> me into a direction where I can get more info on this?
>> My aim: to use common, cheap PC equipment & CentOS for the project, I
>> don't want to spend any more money, and want to use what I have.
>> --
>> Kind Regards
>> Rudi Ahlers
>> _______________________________________________
>> Xen-users mailing list
>> Xen-users@xxxxxxxxxxxxxxxxxxx
>> http://lists.xensource.com/xen-users
> --
> ______________
> Atenciosamente
> Waldirio
> msn: waldirio@xxxxxxxxx
> Site: www.waldirio.com.br
> Blog: blog.waldirio.com.br
> PGP: www.waldirio.com.br/public.html

Hi Waldirio,

I have gone through that document already, but I don't see how it
handles load balancing, i.e. sharing resources across servers.

Kind Regards
Rudi Ahlers

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