[Xen-users] Re: Xen implementation design issue

[Matthew Palmer <mpalmer@xxxxxxxxxxx>]

On Tue, May 16, 2006 at 03:08:22PM +1000, Devraj Mukherjee wrote:
> I am very new to Xen and am hoping to deploy a solution based on
> CentOS or OpenSUSE. We are a looking at using Xen to create warm
> spares for servers we run for our Internet infrastructure.
> 
> Here is what we plan to do with our Xen enabled setup.
> 
> Two physical servers each running two Xen virutal servers one acting
> as the corporate web server and the other as a email server
> 
> The first physical machine will be the primary server web server but
> the backup (warm spare) mail server and the second machine will be
> primary mail server but backup (warm spare) web server.
> 
> Each spare is going to be Rsync data from the production image (virtual 
> server).
> 
> As a newbie I'd like some direction if this is a good strategy for
> creating warm spares? And if yes can I facilitate this using Xen so
> that the warm spare takes over incase the production virtual server
> fails?

This was discussed on the list less than a week ago, in the thread entitled
"Redundant server setup".  I gave the outline of a much better design than
this, including some extras you can deploy if you're looking for even more
loveliness.

- Matt

-- 
"This is my rifle. This is my gnu. This is for killing. This is for $foo."
                -- AJS, in the Monastery

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